01 A Specification Fote For Asoj Chandrapura Project Final 4v3r3v

TECHNICAL SPECIFICATION FOR SDH/PDH Equipment with integrated Access Multiplexer

GUJARAT ENERGY TRANSMISSION CORPORATION LIMITED Sardar Patel Vidyut Bhavan, Race Course, Vadodara – 390 007.

Technical Specification for PDH / SDH COMMUNICATION EQUIPMENT

STM-1 Equipment with integrated Access Multiplexer

Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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Content PDH / SDH COMMUNICATION EQUIPMENT

1

STM-1 / STM-4 EQUIPMENT WITH INTEGRATED ACCESS MULTIPLEXER

1

CONTENT

2&3

1

Scope of Specification and Scope of work

4

2

Salient Features of Communication System

4

3

Summary of Standards

4

General Requirements

5

Teleprotection Requirements

6

General Conditions a. Channel capacity: Digital Cross Connection

b. c. d. e. f. g. h. i j k l m n o p

4,5 & 6

7&8 8 8,9,10 & 11 8&9

Redundant centralized functions

9

Power Supply

9

Safety

9

Electromagnetic compatibility and safety regulations

9

Ambient Conditions

9

Mechanical construction

9

Network configuration/management system

9&10

Local Terminal

10

1+1 Path protection

10

1+1 Section protection

10

Network Topology

10

Synchronisation

10

Alarms

11

Test Loops

11

Maintenance facilities

11


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7

8

Requirements for Transport Level a SDH Modules

11 & 12 11

b c d e

11 & 12

PDH Modules DSL Trunk Modules

12

2Mbit/s DSL Desktop Terminal Equipment

12

DSL Repeater

signal interfaces a 4-Wire Interface (VF interface)

b c d e f

g h i j k l

122 12,13,14 &15 12

Analogue Subscriber Interface (FXS)

12 & 13

Exchange Interface (FXO)

13

Party line Telephone System (Engineering Order Wire)

13

Data Interfaces 64kbit/s Co-directional Interface IP/Ethernet Interface

13 13 13 & 14

Alarm Interface

14

Module to transmit Protection Commands

14 & 15

Module to interface directly with Protection Relays (Optical interface)

15

Module for transmission of Binary Signals

15

2Mbit/s Interface according to ITU-T G.703 and G.704

15

9

Prequalification requirement

15 & 16

10.

Instruction Manual

16

11.

Drawings

16

12.

List of Type test reports for SDH equipment with integrated access multiplexer 17,18&19

13 . System capacity (To be ed) 14 . Table of Compliance

20.21&22 23,24,25,26 &27

15.

Configuration of different Modules available with offered System

28 & 29

16.

BOQ

30 & 31

17. Optional Items

31

18 Abbreviations.

32


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1.

Scope of Specification & Scope of Work GETCO having total 39518.73 Circuit KM Transmission Line network comprises 400KV, 220KV, 132KV, 66KV & 33KV System. Intent of this specification is to cover engineering, design, manufacturing, testing, supply, storage, erection, installation & Commissioning & maintenance of 8/155 Mbps Optical Fiber system which can be up-gradable to STM1 /4 level by simple interchange of OLTE module. The system shall offer complete solution for Scada, speech, Teleprotection & Data communication. The offered system shall have integrated Teleportection capability, associated power and signal cabling. The bidder shall have to provide documentation for each activity related to testing, erection, installation and commissioning and training to Five GETCO personnel. The communication system will be used for Scada, speech, Teleprotection & Data communication between 400KV Asoj and 220KV Chandrapura s/s on OPGW for 220KV Asoj-Chandrapura line 32KM in length. SPECIFICATION: 2. Salient features of Communication System: The Communication System shall the following important features, • Modular, open and technology-independent system structure • Communication Interfacing Cards suitable for interconnecting with existing PLCC s for transit connection and Electronic speech exchanges at 400KV Asoj & 220KV Chandrapura S/s. The Details of existing equipments are provided in Table-A. • Communication Interfacing Cards suitable for communication with existing VFT equipments and digital and analog speech subscribers. • Communication Network Management system for Online parameter modification without interruption of function. • LED's/LCD Display for indications of all operating conditions • High EMC (electromagnetic compatibility) • Increased electric strength • Teleprotection signal interfacing cards suitable for interconnecting with existing relays of DPS scheme at 400KV Asoj & 220KV Chandrapura S/s. The Details of existing Relay equipments are provided in Table-B. 3. Summary of Standards The Equipment shall comply with the latest ITU-T recommendations for the plesiochronous and synchronous hierarchies. The equipment shall be KEMA type tested. In particular the mentioned recommendations shall be covered: ETSI • ETSI EN 300 386 V1.3.2 (2003-05): - Electromagnetic compatibility and Radio spectrum Matters (ERM) - Telecommunication network equipment; Electromagnetic Compatibility (EMC) requirements - 7.2.1 Equipment operating in telecommunication centers. - 7.2.2 Equipment operating in locations other than telecommunication centers. IEC • IEC 61000-6-2 (1999-01): - Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity for industrial environments. • IEC 61000-6-5 (2001-07): - Electromagnetic compatibility (EMC) - Part 6-5: Generic standards - Immunity for power station and substation environments. Test: 1.2, 1.3, 2.3 and 2.5 Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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IEEE • IEEE C37.1 (1994): Definition, Specification and Analysis of Systems Used for Supervisory Control, Data Acquisition, and Automatic Control - 6.6 Electromagnetic interference (EMI) and electromagnetic compatibility (EMC). • IEEE C37.90.2 (1995): Withstand Capability of Relay Systems to Radiated Electromagnetic Interference from Transceivers. • IEEE C37.94 : IEEE Standard for N x 64kbit/s Optical Fiber Interfaces Between Teleprotection and Multiplexer Equipment The PDH interfaces shall conform to the following recommendations: ITU • ITU-T G.702: General aspects of digital transmission systems – Terminal equipment - Digital hierarchy bit rates • ITU-T G.703: Digital transmission systems – Terminal equipment – General Physical/electrical characteristics of hierarchical digital interfaces • ITU-T G.704: Digital transmission systems – Terminal equipment – General Synchronous frame structures used at 1544, 6312, 2048, 8448 and 44 736kbit/s hierarchical levels • ITU-T G.706: General aspects of digital transmission systems – Terminal equipment - Frame alignment and cyclic redundancy check (CRC) procedures relating to basic frame structures defined in recommendation G.704 • ITU-T G.711: Pulse code modulation (PCM) of voice frequencies • ITU-T G.712: Transmission performance characteristics of pulse code modulation channels • ITU-T G.732: General aspects of digital transmission systems – Terminal equipment - Characteristics of primary PCM multiplex equipment operating at 2048kbit/s • ITU-T G.735: Characteristics of primary multiplex equipment operating at 2048kbit/s and offering synchronous digital access at 384kbit/s and/or 64kbit/s • ITU-T G.736: General aspects of digital transmission - Characteristics of a synchronous digital multiplex equipment operating at 2048kbit/s • ITU-T G.737: Characteristics of external access equipment operating at 2048kbit/s and offering synchronous digital access at 384kbit/s and/or 64kbit/s • ITU-T G.823: The control of jitter and wander within digital networks, which are based on the 2048kbit/s hierarchy • ITU-T G.826: Error performance parameters and objectives for international, constant bit rate digital paths at or above the primary rate The architecture of optical SDH interfaces shall conform to the following recommendations: ETS/EN • ETS 300 147: Synchronous digital hierarchy multiplexing structure • ETS 300 417: Transmission and Multiplexing (TM); Generic requirements of transport functionality of equipment • ETS 300 417-1-1 / EN 300 417-1-1 V1.1.2: Generic Processes and Performance


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• •

ITU

• • • • • • • • • • •

ETS 300 417-2-1 / EN 300 417-2-1 V1.1.2: SDH and PDH Physical Section Layer Functions ETS 300 417-3-1 / EN 300 417-3-1 V1.1.2: STM-N Regenerator & Multiplex Section Layer Functions ETS 300 417-4-1 / EN 300 417-4-1 V1.1.2: SDH Path Layer Functions ITU-T G.707: Network node interface for the synchronous digital hierarchy ITU-T G.783: Characteristics of synchronous digital hierarchy (SDH): equipment functional blocks ITU-T G.803: Architecture of transport networks based on the synchronous digital hierarchy (SDH) ITU-T G.805: Generic functional architecture of transport networks ITU-T G.826: Error performance parameters and objectives for international, constant bit rate digital paths at or above the primary rate ITU-T G.841: Types and characteristics of synchronous digital hierarchy (SDH) network protection architectures ITU-T G.957: Optical interfaces for equipment and systems relating to the synchronous digital hierarchy ITU-T G.958: Digital line systems based on the synchronous digital hierarchy for use on optical fiber cables ITU-T M.2101.1: Performance limits for bringing into service and maintenance of international SDH paths and multiplex section ITU-T T.50: International Reference Alphabet (IRA) - Information technology 7 bit coded character set for information interchange

The synchronization and timing of optical SDH interfaces shall conform to the following recommendations: ETS/EN • ETS 300 417-6-1 / EN 300 417-6-1 V1.1.2: Synchronisation Layer Functions • ETS 300 462-1 / EN 300 462-1-1 V1.1.1: Transmission and Multiplexing (TM); Generic requirements for synchronization networks; Part 1: Definitions and terminology for synchronization networks • EN 300 462-4-1 V1.1.1: Transmission and Multiplexing (TM); Generic requirements for synchronization networks; Part 4-1: Timing characteristics of slave clocks suitable for synchronization supply to Synchronous Digital Hierarchy (SDH) and Plesiochronous Digital Hierarchy (PDH) equipment • ETS 300 462-5 / EN 300 462-5-1 V1.1.2: Transmission and Multiplexing (TM); Generic requirements for synchronization networks; Part 5: Timing characteristics of slave clocks suitable for operation in Synchronous Digital Hierarchy (SDH) equipment ITU • ITU-T G.813: Timing characteristics of synchronous digital hierarchy (SDH) equipment slave clocks (SEC)


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4. General requirements The digital multiplex equipment shall be designed to operate in electrical high-voltage networks and shall be suitable for installations in substations with harsh environment and high electromagnetic interference. It shall be highly reliable and provide secure communications for real time signals such as voice, SCADA, teleprotection, data including IP/Ethernet and status/control signals. The equipment offered shall already be working successfully in telecommunication networks operated by power utilities. It shall comply with the latest ITU-T recommendations and ETSI standards and be able to be interconnected with legacy multiplex and other telecommunication equipment. On TRANSPORT LEVEL interfaces for optical transmission on PDH 8Mbit/s, STM-1 155Mbit/s and STM-4 622Mbit/s shall be available. Additionally 2Mbit/s x DSL (HDSL or SDHSL) interfaces shall be available for connection to copper cables. For connection to higher order transport equipment also N x 2Mbit/s and STM-1 electrical interfaces shall be available. The equipment shall be software controlled, of modular design and all modules shall form an integrated part of a 19” shelf. The platform shall have means to cross-connect, drop and insert individual channels (64kbit/s time slots), 2Mbit/s framed (G.704) and unframed (G.703) signals. It shall also termination and cross connection of VC 12, VC-3 and VC-4. Equipment protection and various protection schemes shall be ed. For stations with teleprotection and telecommunication requirements an integrated teleprotection function (distance and differential protection) has to be provided. External teleprotection equipments are also accepted in stations, where existing equipments have to be extended. Each network element shall be manageable locally and also from an operation centre. There shall be the means available to supervise external/existing equipment via binary signals. - It must be possible to access the platform over a T-IP network. Access over SDH OHC channel using the OSI protocol shall be possible. Modules for direct connection to following SIGNALS shall be available as plug-in modules for the equipment: • Analogue subscriber interface: subscriber and exchange side • 4-wire E&M voice interface • G.703, 64kbit/s data Interface • X.24/V.11 (RS-422), N x 64kbit/s data interface • V.24/V.28 (RS-232), data interface • V.35, N x 64kbit/s data interface • RS485 data interface • Programmable data interface V.24,/V.28, V.35, X.24/V.11 • Alarm collection interface • Teleprotection command interface Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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• • • • •

Optical protection relay interface C37.94 Binary signal (status and control) interface 2Mbit/s electrical interface for unframed signals acc. to ITU-T G.703 and framed signals acc. to G.703 and G.704. LAN interface 10/100BaseT electrical interface RJ45, IP/Ethernet LAN Interface for 100BaseFX and 1000BaseLX/SX, IP/Ethernet

On TRANSPORT LEVEL the equipment shall the following connection ports: • Up to 2 STM-4 SDH optical ports • Up to 4 STM-1 SDH optical ports for medium and long distances, with automatic laser shut down programmable on each interface. • Up to 4 STM-1 SDH electrical ports • Up to 8 8Mbit/s optical ports • Up to 16 2Mbit/s HDSL ports All optical ports shall SFPs (small-factor pluggable unit) for short, medium, long and extra-long optical communication. ALS (Automatic Laser Shut-down) shall be fully ed. 5. Teleprotection Requirements The Teleprotection and communication system has to ensure the easy and secure function of the teleprotection. Therefore following features have to be provided: • At least an 8 bit command addressing for teleprotection signal shall be provided to prevent tripping if the signal is inadvertently re-routed through the telecommunication network. • An automatic and periodic loop test (<100s) has to be provided for a signal delay measurement. • A switch-over of the teleprotection command in less than 10 ms has to be guaranteed • The configuration of the teleprotection has to be integrated into the communication configuration tool in order to ensure an easy maintenance. More details on the requirement of the teleprotection features are defined under the Teleprotection Interface. 6. General Conditions The equipment shall be capable of functioning as a terminal, in ‘through connection’ (transit, repeater) mode and as add-drop multiplex. First order multiplexing (2Mbps), second order multiplexing (8Mbps) and STM-1 multiplexing shall be integrated. Conference for voice channels and point to multipoint function for data signals shall be possible. The equipment shall be of fully modular design. a. Channel capacity: Digital Cross Connection The equipment shall be equipped with redundant, decentralized cross-connection functions. The cross-connect capacity that the equipment will offer shall be nonSign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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blocking. For high-density applications the cross-connect capacity shall be upgradeable. It shall cross-connect 64kBit/s as well as 2Mbit/s (G.703 unframed and G.704 framed) and VC12. The cross-connect shall be capable of cross-connecting the SDH overhead with any 64kBit/s timeslot on the system. On addition the equipment shall offer an SDH cross-connect capacity of at least 4xVC4 in the same equipment. b. Redundant centralised functions The equipment shall be equipped with redundant circuits for all centralised functions. c. Power Supply The multiplex equipment shall operate from a nominal 48Volt-DC battery with positive ground. The equipment shall work satisfactorily over battery voltage variations of + / – 15% (40.8 volts through 55.2 volts). Redundant power-supply (N+1 protection) shall be ed. The equipment shall dual power feed i.e. that two power sources can be connected directly to the equipment (two connection points). Furthermore an integrated power module for direct powering from 115/230VAC shall be available. d. Safety The equipment shall be safe to use and shall comply with EN 60950 class V1. e. Electromagnetic compatibility and safety regulations The equipment shall comply with the EN50022 class A, EN50082, IEC 801-2, IEC 8016 and shall be conformant with CE. f. Ambient Conditions Storage and transport: . Temperature range: - 25°C ... +70°C Humidity: max. 98% (no condensation) Operation; Temperature range: for Ethernet, x DSL, ISDN: Humidity:

- 5°C … +55°C max. 95% (no condensation)

g. Mechanical construction The equipment shall be available as a 19” shelve to be mounted in a 19” rack or 19” cabinet. It shall be of robust design. All modules shall be integrated in the same shelf. All connectors shall be accessible from the front and comply with international specifications. The minimum cabinet depth required shall be stated. h. Network configuration/management system The network management system (NMS) shall have facilities to supervise, monitor, control and configure each equipment and the whole network. It shall have capabilities of fault, configuration, performance and security management. It shall provide various graphical views to the network such as geographical overview, logical network structure, and hierarchical view. The network management system shall allow to define different profiles. Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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A comprehensive alarm management shall show current alarms such, that icons of the network elements change their colours according to the alarm level. The alarms shall be categorized as critical, major, minor alarms and of the warnings and a summary shall indicate the total number of them in the entire network. An alarm list shall list all alarms of the entire network according to the time of their occurrence. It shall be possible to filter alarms with various filter criteria. Operators shall be able to add comments to the alarms. The DCN (Data Communication Network) to access all Network Elements shall be based on T-IP. - The management system shall offer an SNMP interface for alarm integration into higher order networks. i. Local Terminal It shall be possible to connect the craft terminal to any Network Element in the network using the T-IP protocol. The craft terminal shall configuration, maintenance, and status information. It shall provide a ‘windows’ oriented interface. j. 1+1 Path protection The equipment shall provide means to protect 64kBit/s channels. The protection shall be end to end from one interface (telephone or data) to the other. It shall switch automatically from the main channel to the standby channel. It shall be configurable whether the system switches back to the main channel (reversible switching) or not (non-reversible). If a path has switched to its standby route because the main route is disturbed this shall be indicated with an alarm. The switching shall be done within the multiplexer without using the Network Management System. k. 1+1 Section protection The equipment shall provide means to protect STM-1 (MSP). It shall be possible to use two independent links: one as the main and the other as the standby. The system shall automatically switch to the standby connection and generate an alarm if the main connection is disturbed. The switching shall be done within the multiplexer without using the Network Management System. l. Network Topology It shall be possible to build point to point, linear, ring, T, and meshed networks. m. Synchronization It shall be possible to synchronize the equipment using an external clock source, derived from a network or with an internal oscillator. The synchronization shall be configurable and it shall be possible to distribute the synchronization to other equipment as well. The system shall have the means of switching to select the synchronization source as well as a means of preventing the system from creating synchronization loops. The equipment shall be capable of selecting the source of synchronization by means of SSM (Synchronization Status Messaging) on 2Mbit/s PDH or SDH port or by means of a priority-based sequence. For teleprotection event recording it shall be possible to synchronize the clock of all teleprotection interfaces with one GPS in one station. The GPS time shall be distributed over the teleprotection channel. Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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n. Alarms Each module shall supervise its functions and shall have an alarm-indication LED on its front. All alarms shall be collected by the NMS. Each node shall be capable of collecting up to 50 external alarms. o. Test Loops The equipment shall provide means to loop signals on 64kBit/s level as well as on 2Mbit/s level. It shall indicate an alarm if a loop is activated. p. Maintenance facilities Every Network Element shall have a built-in Signal Generator and Analyzer to analyze communication paths. It must be possible to connect the Generator and Analyzer to the communication channels and terminate the signal on other Network Elements. It shall be possible to configure circuits locally with the craft terminal and remotely from the NMS or the craft terminal. It shall be possible to loop-back signals locally and remotely using the craft terminal or the NMS. 7.

Requirements for Transport Level

a. SDH Modules The interface shall be designed for use on single mode fibre (conforming to ITU-T G.652 or G.655). The interface card shall be based on SFP technology and use LC/PC connectors. The following main functions shall be ed: • Prepared for SFP’s (small-factor pluggable units) for short, medium, long and extra-long optical communications (1310nm and 1550nm) • Termination of the OS-, RS-, MS- and VC-4 layer • Extraction and insertion of the SOH communications information • Through connections of VC-12, VC-3 and VC-4 • MSP (Multiplex Section Protection) The following maintenance functions shall be ed: • Status indications • Loops • Restart after ALS • TTI monitoring • BIP Error Insertion The following SDH interfaces shall be available: • STM-4: (622Mbit/s) optical port interface • STM-1 (155Mbit/s) optical port interface • STM-1 (155Mbit/s) electrical port interface b. PDH Modules An 8Mbit/s module for optical communication on 1310nm or on 1550nm shall be available. Each module shall provide at least 4x 2Mbit/s (G.703) electrical ports and Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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have an integrated switch matrix to convert the incoming optical signal directly into electrical G.703 signals. c. DSL Trunk Modules The 2Mbit/s DSL interface shall provide means to interconnect the multiplexer over one or two pairs of copper wire up to 10km using G.SHDSL modulations. It shall communicate either with another interface of the same type or with a remote desktop terminal. HDSL Line Protection: The HDSL equipment shall be protected (where necessary) against influences of induced voltages up to 10kV. d. 2Mbit/s DSL Desktop Terminal Equipment (Desktop) This Terminal shall provide a DSL interface to transmit 2Mbit/s over two pairs of copper over a distance up to 10 km. It shall be housed in a metallic indoor case (desktop). The following interfaces shall be available: • G.703, 2Mbit/s, 75 ohm • G.703, 2Mbit/s, 120 ohm • X.21/V11, nx64kBit/s (n = 1 to 31) • V.35, nx64kBit/s (n = 1 to 31) • 10BaseT Ethernet e. DSL Repeater For distances longer than 10km a DSL repeater solution shall be available including a remote powering solution. 8.

signal interfaces

a. 4-Wire Interface (VF interface) This module shall provide connections for voice channels with a bandwidth of 300 Hz 3.4 kHz and 2 signalling channels (M => E, M’ => E’) per voice channel. Each voice channel shall be configurable to operate with or without CAS. With CAS it shall use the “a” and “b” bits for the two signalling channels. The level shall be software adjustable within the following range: • Input: +7.5 to -16dBr • Output: +7.0 to -16dBr Modules where each voice channel can be individually configured with 1+1 path protection shall be available. b. Analogue Subscriber Interface (FXS) The multiplexer shall analogue Subscriber interface module for at least 10 subscribers and shall be expandable up to 30 subscribers. A module with at least 10 subscribers as well as high-density module for up to 30 subscribers shall be more preferable. The ringing generator shall be integrated on the subscriber module. The ringing frequency shall be adjustable for 20Hz, 25Hz, and 50Hz. The following main functions shall be ed: Downstream signaling • Ringing, Metering, Polarity reversal, Reduced battery, No battery Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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Upstream signaling • On/off-hook, Pulse and DTMF dialing, Flash impulse, Earth key General: • Constant current line feeding, Line test, Permanent line checks, CLIP (On-hook VF transmission), Metering after on-hook c. Exchange Interface (FXO) This module shall provide at least 10 ports for connection to the ports for remote analogue subscribers of a telephone exchange (PAX, PABX). It shall provide the following functions: • pulse dialing, tone dialing (DTMF), earth key function, metering function(12 kHz or 16 kHz), flash impulse, polarity reversal, indication of busy lines The following parameters shall be configurable by software: • Input voice level -5 .. +4dBr, output voice level -7.5... -1dBr • metering pulse enable/disable, signaling bit definition, • loop back of voice to the telephone d. Party line Telephone System (Engineering Order Wire) An engineering order wire (EOW) facility shall be provided at each multiplexer. Following options shall be available: • The EOW shall be configured as a party line and use in band DTMF signaling to call another EOW-Terminal. The Terminal shall have an integrated DTMF decoder allowing to program a subscriber call number (1..4 digits), and two group call numbers (1..4 digits each). • EOW based on Voice over IP (VoIP). The EOW traffic shall be routed over the management channel. e. Data Interfaces Following interfaces shall be available for both Synchronous and asynchronous data transmission: • V.24/V.28, V.11/X.24, V.35, RS485 and shall following bit rates : • Synchronous and asynchronous: 0.6 … 38.4kbit/s • Synchronous: 48, 56, N x 64kbit/s (n = 1 … 31) Following options shall be available: • 1+1 path protection, Sub rate multiplexing, Point-Multipoint, Performance Monitoring f. 64kbit/s Co-directional Interface This module shall comply with the ITU-T G.703 part 1.2.1 for co-directional data transfer. Each interface of module can be individually configured with 1+1 path protection shall be available. g. IP/Ethernet Interface Ethernet module shall comply with the following specification: • Ethernet electrical connection: 10/100BaseT • Ethernet optical connection: 100Base-FX and 1000Base-LX/SX Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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• • • • •

Switching: by mode for IEEE Std 802.3 frame or based on port or VLAN tag ID This module shall provide WAN connectivity of VC-12 or VC- 3 and also configuration of Logical WAN port. Framing: According General Framing Procedure (GFP) ITU-T G.7041 Capacity: Virtual Concatenation (VCAT) acc. ITU-T G.707 Protection: Link Capacity Adjustment Scheme (LCAS) acc. ITU-T G.7042

Additionally a module with an integrated Ethernet Router shall be available with following function: • Ethernet connection: Minimum 10BaseT • Routing Protocols: Static IP route, OSPF2 V2 • WAN protocols: PPP • WAN capacity: N x 64kbit/s (n=1 to31) • WAN-ports: > 30 h. Alarm Interface This module shall provide means to collect minimum 8 external alarms, which shall be displayed on the Network Management System. It shall be used to supervise external equipment by the Network Management System. Minimum 4 outputs, which can be switched by the Network Management System. It shall be possible to connect an input to an output so that if an alarm occurs, the output will be switched. It shall be possible to label an alarm. The label-text shall be read from the interface module so that it can be indicated on the Network Management System as well as on the local craft terminal. i. Module to transmit Protection Commands This module shall the following features related to the protection commands: • Transmit 4 protection commands bi-directionally (i.e. Transmit/receive independently). • All 4 commands Transmit/receive independently such that in case of all four commands if transmitted from one end then all four will be received to opposite end. • Accept protection command signals in the range of 24VDC … 250VDC • All inputs and outputs shall be isolated and with EMC immunity for harsh environment. • Security and Dependability shall be selectable and programmable. It shall also be able to drop and insert commands, transfer commands as a transit station and to realize AND- and OR-combinations between commands. The module shall T-node configurations. The teleprotection module shall provide • an integrated non-volatile event-recorder, which shall synchronized either internally or by Global Positioning System (GPS) • A command counter, which counts trip Send/Receive, commands. The teleprotection module shall further : • Signal delay measurement Sign & Seal of Bidder GETCO/E/TS-SDH/PDH FOTE/R0, Dt:13.09.2010

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• • •

1+1 protection, switching shall be done within less than 4ms (typical value) Periodically automatically initiated loop-tests (e.g. every 60s). Command addressing: This function shall be used to prevent tripping if the signal is inadvertently re-routed through the telecommunication network

Under no circumstances will the module cause trip-commands in case of power supply failure or when equipment is put into or taken out of service. j.

Module to interface directly with Protection Relays (Optical interface) This module shall have optical ports each of them allowing direct connection to protection relays with interfaces complying with ANSI/IEEE C37.94. Each interface shall all 12 time slots (12x 64kbit/s) in accordance with ANSI/IEEE C37.94.

k. Module for transmission of Binary Signals This interface shall provide means to transmit binary signals and the following features: • Isolated inputs and outputs (I/O) • Accepting I/O for 24 … 60VDC. • Outputs shall be solid-state relays. • The interface shall provide a 24VDC auxiliary power supply, short circuit proof. l. 2Mbit/s Interface according to ITU-T G.703 and G.704 This module shall comply with the ITU-T G.703 / G.704 recommendations and also allow transparent 2Mbit/s signals complying with G.703. The module shall have 2Mbit/s interfaces, each of which may be individually activated. Features: • Impedance of 120 ohms and 75 ohms • ing CRC-4 multi-frame according to ITU-T G.704 (enabled and disabled by software). • The CAS signaling according to ITU-T G.704 table 9 shall be activated optionally. • 2Mbit/s loop-back of the incoming signal as well as the loop-back of the internal signals. The interface shall be able to extract the 2.048MHz clock for synchronization of the multiplex equipment. The interface module shall 9.

PREQUALIFICATION REQUIREMENTS :

1.

The bidder shall be Original Equipment Manufacturer of the SDH (STM -1) equipment with integrated Access Multiplexer. The offered equipments should have been designed, manufactured, tested & comply with relevant Standards Specified above & also with latest amendments.


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The bidder should indicate manufacturing capacity by submitting fresh certificate of a Chartered Engineer (CE). 3. The bidder should clearly indicate the quantity and single value contract executed during last FIVE (5) years, for the offered equipment. The details of past supplies should cover, i) Same Configuration equipment as Offered supplied to other Utilities with Performance certificate. 4. The bidder shall furnish the copies of valid type test reports for the offered equipment of not later than 5 Years from NABL accredited Laboratory or KEMA type tested. 5. The bidder shall furnish the full technical details & drawings for the offered SDH (STM -1) equipment with integrated Access Multiplexer. 6. The bidder shall have the experience of at least 10 years of manufacture & supply of offered equipment. 7. The bidder shall furnish the full details of the orders executed. 8. Any deviation shall be clearly indicated separately. 9. The GETCO reserves right to increase or decrease the quantity at the time of placing the order. 10. The GETCO reserve right either to accept or reject any of the offers Without asg the reason.

2.

10.

INSTRUCTION MANUAL : Instruction manual (hard Copy as well as Soft Copy) complete with details of configuration, capacity, protocols for each modules that will by offered FOTE and Erection and Commissioning Manual shall be provided along with the bid. Two copies of instruction Manual with CD for soft copy shall be provided with the tender bid. 11.

Drawings: The bidder shall have to submit drawings of System offered along with all modules indication their position corresponding to slots available. Also indicate the highest configuration that will by the system offered. The drawings showing the block diagrams about working functions for different applications that will extend by the offered system shall also be submitted with the tender bid. Along with Manufacturing Quality Plan, the Bidder shall have to submit following Type test reports (Not more than 5 years old on the date of opening of tender) with the tender bid.


Page 16 of 33


12. LIST OF TYPE TEST REPORTS FOR SDH equipment with integrated Access Multiplexer. : 12 (a) Emission of the equipment (substation environment)

No 1.1 1.2

Test Name Radiated radio frequency interference Conducted radio frequency interference AC/DC Power supply

Description

Basic standard

30 MHz to 1 GHz 150 kHz to 30 MHz

EN 55022 EN 55022

12 (b) Immunity of the equipment (substation environment) No 2.1 2.2

Test Name

2.4

ESD test Radiated electromagnetic field Radiated electromagnetic field Fast transient test

2.5

Surge test (1.2/50 µs)

2.6

Conducted radio frequency interference Power frequency magnetic field

2.3

2.7 2.8

Damped oscillatory waves

2.9

Conducted common mode disturbance

Description

Basic standard

/air discharge 80 to 1000 MHz, 80% AM, 1 kHz modulated

IEC 61000-4-2 IEC 61000-4-3

1.0 to 2.5 GHz, 80% AM, 1 kHz modulated

IEC 61000-4-3

AC/DC Power supply: all other ports: AC/DC Power supply: Common mode Differential mode DC Power supply 48 V: Common mode Differential mode Signal terminals: Common mode Differential mode Telecommunication ports: Common mode 0.15 to 80 MHz, 80% AM, 1kHz modulated Continuous Short (1 to 3 s) AC/DC Power supply: Common mode Differential mode Signal terminals: Common mode Differential mode Telecommunication ports: Common mode 1 MHz, 400 Hz repetition rate, 2 s burst duration Frequency 50 Hz, continuous mode

IEC 61000-4-4 IEC 61000-4-5

IEC 61000-4-6 IEC 61000-4-8 IEC 61000-4-12

IEC 61000-4-16

Bidder shall provide all necessary information that deems to be necessary to complete the project in all respects.


Page 17 of 33


12 ( c ) Emission of the equipment (substation environment) No

1.1

1.2

Test Name Radiated radio frequency interference Conducted radio frequency interference AC/DC Power supply

Description

Basic standard

Class

30 MHz to 1 GHz

EN 55022

A

150 kHz to 30 MHz

EN 55022

A

Comply (To be filled up by bidder)

12 ( d )Immunity of the equipment (substation environment) No

2.1

2.2 2.3 2.4 2.5

2.6

2.7

Test Name

ESD test Radiated electromagnetic field Radiated electromagnetic field Fast transient test Surge test (1.2/50 µs)

Conducted radio frequency interference Power frequency magnetic field

Description

Basic standard

Level

/air discharge 80 to 1000 MHz, 80% AM, 1 kHz modulated

IEC 61000-4-2 IEC 61000-4-3

6 / 8kV 10V/m

1.0 to 2.5 GHz, 80% AM, 1 kHz modulated

IEC 61000-4-3

10V/m

AC/DC Power supply:

IEC 61000-4-4

4kV 2kV

all other ports: AC/DC Power supply: Common mode Differential mode

IEC 61000-4-5 2.0kV 1.0kV

DC Power supply 48 V: Common mode Differential mode

0.5kV 0.5kV

Signal terminals: Common mode Differential mode

2.0kV 1.0kV

Telecommunication ports: Common mode 0.15 to 80 MHz, 80% AM, 1kHz modulated Continuous Short (1 to 3 s)



1.5kV IEC 61000-4-6

10V/m (e.m.f.)

IEC 61000-4-8

30 A/m 300 A/m

Page 18 of 33


No

2.8

2.9

Test Name

Damped oscillatory waves

Description

AC/DC Power supply: Common mode Differential mode

Basic standard

Level

IEC 61000-4-12 2.50kV 1.25kV

Signal terminals: Common mode Differential mode

2.50kV 1.25kV

Telecommunication ports: Common mode

2.50kV

1 MHz, 400 Hz repetition rate, 2 s burst duration Conducted common Frequency 50 Hz, continuous mode mode disturbance



IEC 61000-4-16 10 / 30 Vrms

Page 19 of 33


13

System Capacity (To be ed):

GENERAL:

Capacity/Requirement

Type of multiplexer

SDH:

Complying to ITU-T rec.

Yes

Transmission Capacity

Mbit/s Mbit/s

STM-4: 622 STM-1: 155

Access capacity on 64kbit/s

channels

Minimum 200

Access capacity on 2Mbit/s

channels

Minimum 40

Redundant central processor

Shall be available

Digital cross connect function

Fully non-blocking

PDH cross connect capacity

Minimum 40x2Mbit/s

SDH cross connect capacity, high order

Minimum 4x VC4

Equipment used in substation environment

List of 10 reference substation projects

The equipment is KEMA type tested

YES

Teleprotection interface: Integrated distance teleprotection interface

YES

Integrated optical teleprotection interface

YES

Addressing of protection commands

YES

Loop test for measuring delay time

YES

1+1 switch-over less than 10ms

YES

TRANSPORT LEVEL: Interfaces: Optical STM-4 interface ed

YES

Optical STM-1 interface ed

YES

SDH based on SFP technology

YES

Electrical SDH interface

YES

Optical 8Mbit/s interface

Yes

HDB3, 2Mbit/s interfaces per module

No.


Minimum 8 G.703, transparent G.704, selectable

DSL interface: DSL type / line code 2Mbit/s:

G.SHDSL

Number of copper wires

number

4 or 2

INTERFACES Voice module for trunk lines: 1+1 com path protection, individually programmable

YES

Analogue, 4wire with E&M:

Input level Output level

dBr

+9.5 to –16 +7.0 to –16.5


Input level Output level

dBr

+9.5 to –12.5 –1.0 to -20

Digital, 2Mbit/s CAS or PRI Minimum number of interfaces

YES number


8 ports

Page 20 of 33


Voice interfaces for remote subscriber: 2wire, subscriber side

dBr

-5 … +4 / -7.5 ... -1

Minimum number of subscriber

No.

10

2wire, PABX side

dBr

-5 … +4 / -7.5 ... -3

Minimum number of PABX

number

10 ports

Number of independent commands

number

4 ports

Transmission time max.

ms

Protection voltage

Max VDC

Integrated teleprotection Interface for Commands:

1 + 1 com path protection

6 250 YES

Interface(s) for Differential Protection: Optical interface IEC 870-5-1

kbit/s

Minimum 64

Optical interface C37.94

Mbit/s

2.048

kbit/s

64 – 768

Payload for protection relay Data module V.24/V.28 (RS-232)

number

4 ports

V.11/X.24 (RS-422)

number

4 ports

V.35

number

4 ports

Integrated Ethernet port available on DATA Interface

YES

SW-programmable board available to assign different types of data interface to each port.

YES

Functions available for individual configuration: - 1+1 path protection - point-multipoint - performance monitoring available for all data interface

YES YES YES YES

Ethernet module Ethernet A:

Ethernet B:

10/100BaseT 1000Base LX/SX L2 switching function WAN capacity Logical WAN ports GFP (acc. ITU-T G.7041) VCAT (acc. ITU-T G.707) LCAS (acc. ITU-T G.7042)

ports

min 10BaseT L3 Routing function Routing protocols

ports

Mbit/s ports

WAN capacity, minimum WAN ports

ports


4x RJ45 electrical 2x optical YES 63x VC12 or 3x VC3 Minimum 8 Yes On VC-12 and VC-3 Yes 1x RJ45 YES static IP routing OSPF2 V2 2x 2Mbit/s (64kbit/s granularity) > 30

Page 21 of 33


WAN protocol Ethernet C:

Power over Ethernet

PPP, HDLC ports

Min. 6x RJ45

Integrated alarm gathering module: Number of external alarms per module

number

Auxiliary power supply for ext. s

8 alarms / module YES

CONFIGURATION TOOL: Type/Name of configuration tool For local / remote operation

YES / YES

Data communication network (DCN)

Ethernet / IP

Integrated Management of Teleprotection Command module

YES

NETWORK MANAGEMENT SYSTEM Type/Name of configuration tool For fault / configuration management

YES / YES


Ethernet / IP or Ethernet / OSI

Management of integrated Teleprotection Command Module

YES

Ambient Conditions: Storage: ETS 300 019-1-1, class 1.2

°C / % hum

- 25 … + 70°C / 98%

Transport: ETS 300 019-1-2, class 2.2

°C / % hum

- 25 ... + 70°C / 98%

Operation: ETS 300 019-1-3, class 3.1E For xDSL, ISDN and IP/Ethernet modules

°C / % hum °C / % hum

- 5 … +55°C / 95% - 5 ... +45°C / 95%

VDC

48 / 60 (-15/+20%)

Power Supply Operation Fully redundant power supply

YES

Dual power feeding

YES


Page 22 of 33


14

Table of compliance Data about offered equipment to be filled in by the bidder. Name of Manufacturer: ______________________________________ Model: ______________________________________ Type: ______________________________________ ED BY OFFERED SYSTEM (To be filled up by bidder)

GENERAL: Type of multiplexer

SDH:


Yes/NO

Transmission Capacity: STM-4: 622 Mbit/s STM-1: 155 Mbit/s

Yes/NO Yes/NO

Access capacity on 64kbit/s

Min. channels Max. channels

Access capacity on 2Mbit/s

Min. channels Max. channels

Redundant central processor Available

YES/NO

Digital cross connect function (Fully nonblocking)

YES/NO

PDH cross connect capacity SDH cross connect capacity, high order

Min. N x 2 Mbit/s Max. N x 2 Mbit/s

N= N=

Minimum N x VC4

N=

Equipment used in substation environment (List of 10 reference substation projects attached)

YES/NO

The equipment is KEMA type tested

YES/NO

Teleprotection interface: Integrated distance teleprotection interface

YES/NO

Integrated optical teleprotection interface

YES/NO

Addressing of protection commands

YES/NO

Loop test for measuring delay time

YES/NO

1+1 switch-over less than 10ms

YES/NO

TRANSPORT LEVEL: Interfaces: SDH based on SFP technology

YES/NO

Electrical SDH interface

YES/NO

Optical 8Mbit/s interface

Yes/NO


Page 23 of 33


ED BY OFFERED SYSTEM (To be filled up by bidder) Electrical interface

Yes/NO (If yes then N N= Mbit/s)

HDB3, 2Mbit/s interfaces per module

Minimum N x 2 Mbit/s N=


G.703, transparent G.704, selectable

DSL interface: DSL type / line code

G.SHDSL

2Mbit/s: Number of copper wires

4 or 2

64kbit/s channels: Capacity on 2Mbit/s or 1Mbit/s Available If Yes

YES/NO Channels (2 Mbit/s)

:

Channels (1 Mbit/s)

:

Capacity selectable If Yes

YES/NO channels / pair of wire ____ / 2 pairs & ____ / 1 pair

interfaces Voice interfaces for trunk lines: YES/NO

1+1 com path protection, individually programmable Analogue, 4wire with E&M:

Input level dBr Output level dBr Input level dBr


Output level dBr Digital, 2Mbit/s CAS or PRI Available


YES/NO

Page 24 of 33


ED BY OFFERED SYSTEM (To be filled up by bidder) Voice interfaces for remote subscriber: 2wire, subscriber side (FXS)

dBr

Minimal number of subscriber (FXS)

Number ‘N’

2wire, PABX side (FXO)

N=

dBr

Minimal number of PABX (FXO)

Number ‘N’

N=

Integrated teleprotection Interface for Commands: Number of independent commands

Minimum 4 Nos.

Transmission time max.

6 ms

Signal voltage

Max VDC

1 + 1 com path protection

YES/NO

Data: interfaces per module V.24/V.28 (RS-232)

Number ’N’

N=

V.11/X.24 (RS-422)

Number ’N’

N=

V.35

Number ’N’

N=

Integrated LAN port available on DATA Interface

YES/NO

Software programmable board available

YES/NO

Functions available for individual configuration: - 1+1 path protection - point-multipoint - performance monitoring - sub rate multiplexing available for all data interface

YES/NO YES/NO YES/NO YES/NO YES/NO

Ethernet interface Ethernet A:

4x RJ45 electrical 10/100BaseT ports 2x optical 1000Base LX/SX ports YES/NO L2 switching function WAN capacity Mbit/s N x VC12 or N’ x VC3 N= Logical WAN ports ports Minimum N’’= N’’= GFP (acc. ITU-T G.7041) Yes/NO VCAT (acc. ITU-T G.707) On VC-12 and VC-3 LCAS (acc. ITU-T G.7042) Yes/NO


& N’=

Page 25 of 33


ED BY OFFERED SYSTEM (To be filled up by bidder) Ethernet B:

10BaseT L3 Routing function Routing protocols

ports

WAN capacity

Mbit/s

WAN ports WAN protocol

ports

1x RJ45 YES/NO static IP routing OSPF2 V2 N x 2Mbit/s N= (64kbit/s granularity) > 30 PPP

Integrated Ethernet Hub 10/100BaseT ports

Min. 6x RJ45

Integrated alarm gathering module: Number of external alarms per module

Min. 8 Nos.

Auxiliary power supply for ext. s Configuration Management: Type/Name of configuration tool Available for local operation

YES/NO

Available for remote operation

YES/NO


Ethernet / IP YES/NO

Integrated Management of Teleprotection Command module possible Network Management System Type/Name of configuration tool Available for fault management

YES/NO

Available for configuration management

YES/NO


Ethernet / IP or Ethernet / OSI YES/NO

Integrated Management of Teleprotection Command Module possible Remote Access package available

YES/NO (If Yes please provide details)

Ambient Conditions: Storage: ETS 300 019-1-1, class 1.2 °C / % hum

- 25 … + 70°C / 98%

Transport: ETS 300 019-1-2, class 2.2 °C / % hum

- 25 ... + 70°C / 98%

Operation: ETS 300 019-1-3, class 3.1E For xDSL, ISDN and IP/Ethernet modules °C / % hum

- 5 … +55°C / 95%


Page 26 of 33


ED BY OFFERED SYSTEM (To be filled up by bidder) Power Supply Operation (VDC)

48 VDC (-/+ 15%)

Fully redundant power supply available

YES/NO

Dual power feeder available

YES/NO


Page 27 of 33


15. Sr. No. 1.

2.

3.

CONFIGURATION OF DIFFERENT MODULES AVAILABLE WITH OFFERED SYSTEM Name of Module

SDH Modules

PDH Modules

DSL Trunk Modules

4.

VF Modules

5.

Analogue subscriber Module

6.

7.

Name of Interface

Optical

:

Optical

:

Electrical Optical 1310nm Optical 1550nm

: :

b) 2M bit/s(G.703)

Electrical

:

DSL Interface (2 Mbit/s)

2 Pair Copper Wire :

a) STM – 4 (622 Mbit/s) b) STM - 1 (155 Mbit/s) a) 8 Mbit/s

6 W Interface (4W for Tx & Rx and E wire, M Wire) FXS a) Min. configuration

1 Pair Copper Wire : E&M Trunks :

Subscriber :

b) High density FXO a) Min. configuration :

Subscriber

:

Subscriber

:

b) High density : a) V.24 / V.28 (RS232)

Subscriber

:

Data Interface Modules

64K bit Co-directional Interface Module

Max. No. of Interface ed by the system offered

:

Exchange Interface Module

b) V.24/V.11 (RS422)(NX64bit/s) 8.

No. of Port Available per Interface

N=

c) (RS485) 64 Kbit/s Co-directional Interface (comply with ITU-T G.703 Part 1.2.1)


Page 28 of 33


Sr. No. 9.

Name of Module

IP/Ethernet Interface Module

Name of Interface

IP/Ethernet Interface •10/100 Base T

Electrical

:

•100 Base – FX

Optical

:

•1000 Base-LX/SX

Optical

:

•WAN capacity

10.

IP/Ethernet Module With integrated Ethernet Router

Ethernet • 10 Base T •

11.

12. 13.

Teleprotection Commands module

Module for Transmission of Binary signals Module for 2Mbit/s Interface

No. of Port Available per Interface

WAN capacity (NX64K bit/s)

• WAN ports a) Teleprotection Relay interface (Electrical) b) Teleprotection Relay interface (Optical) Binary signals Interface

Max. No. of Interface by the ed system offered

VC – 12 : VC – 3 : Logical WAN (LWP) : Electrical: N=

No. of independent Commands transmit bidirectional : Optical Ports: Isolated I/Ps: Isolated O/Ps:

Interface comply With the ITU-T G.703/G.704 (NX2 Mbit/s)


N=

Page 29 of 33


16. BOQ: Sr. No. (A) 1 2 3 4 5 6 7 8 9

Description

Unit

Min Require -ment

Station- Station Total A -B Qty.

SDH FOTE - STM-1 (1550nm) system for following configuration

19" Rack with dual power input Power Supply card(-48VDC) Control Card with alarm cables and terminal STM-1 OLTE ( 1550 nm) (Min 4 Ports) FIBRE PATCH CORD & Cables for OLTE Teleprotection Card (4 commands) 6W ( 2W for TX Speech, 2W for RX Speech , E wire & M wire) E&M Card Fast Ethernet Card (10/100 BaseT) Fully Wired Cabinet, engineering order wire phone

No. No. No. No.

4 ports

Set

1 2 2

1 2 2

2 4 4

1

1

2

As required

No

4

1

1

2

commands

No

8 Ports

1

1

2

No

4 ports

1

1

2

1

1

2

No

(B) Mandatory Spares for FOTE 1

2 3 4 5 6 7

system as mentioned below: Power Supply card (-48VDC

Control Card with alarm cables and terminal STM-1 OLTE ( 1550 nm) (Min 4 Ports) FIBRE PATCH CORD & Cables for OLTE Teleprotection Card (4 commands) 6W ( 2W for TX Speech, 2W for RX Speech , E wire & M wire) E&M Card Fast Ethernet Card (10/100 BaseT)

No No No

1 1 4 ports

Set

1 4

No

4

1

commands

No

8 Ports

1

No

4 ports

1

( C ) LCT for Maintenance with required software # NMS Software Laptop- 2.33GHz, 2 GB DDR, 80Gb SAS HDD, Integrated Gigabit Ethernet network interface, 15” TFT screen’- Windows Xp, MS Office 2007 basic OEM single, Antivirus (D) Optional Items 1 2W exchange card FXO type

1 2

2

2W Subscribers card FXS type

package No

1 1

No

4 Ports

2

No

4 Ports

2


Page 30 of 33

Unit Rate

Total Cost


Sr. No.

Description

Unit

Min Require -ment

No.

Reputed make

StationA

StationB

Total Qty.

Unit Rate

Total Cost

(E) Test Instruments Optical Power Meter Accessories : Rechargeable battery , AC/DC Charger Adapter, Carrying Case

1

Total INR - Supply Services Installation, Testing & Commissioning of the Systems Total Service charges

Job

1

1

2

TOTAL - SUPPLY & SERVICES

# : NMS – Network management system both for • Configuration Management for local & remote operation • Network management for fault management & Configuration management Note: Bidder shall have to submit the offer – I, II & III for BOQ as per “Table- A” above for three different variant of Optical Fiber link distance 50KM, 100KM & 150KM Without the need of repeater or amplifier for successful working of the link. 18. Optional items: Followings are optional items over and above the item specified in BOQ & bidder shall have to provide technical details of the same along with the technical offer with Unit price. Sr. Description No. 1. Equipment require for the synchronization of SDH equipment: 2. Test equipments required for testing, maintenance, signal analysis & fault attending work. 3. Comprehensive service contract with & conditions for maintenance & operation of offered equipments for a period of 3 years.

Note: 1) Each bidder shall require to submit their offer considering both Basic Configuration requirements as well as optional items separately per unit Quantity for each item separately with the tender bid. 2) Any item/material which is essential to meet the requirement but not included in above specification shall also require to be considered by the bidder. Incorporation of such items/materials shall be submitted in separate sheet over and above the configuration of Specification.


Page 31 of 33


18. AAL ATM ALS BIP CAS CAP CRC DCN DTMF EN EOW ETS GPS GPF HDLC HDSL IEC ITU IP ISDN MCMI MS NE NMS LAN LCAS OHC OS OSI OSPF PDH PPP RS SDH SFP SNMP SOH SSM STM T TTI VC VCAT VF

Abbreviations ATM Adaptation Layer Add-drop multiplexed Asynchronous Transfer Mode Automatic Laser Shutdown Bit Interleaved Parity Channel Associated Signalling Carrier-less Amplitude and Phase Cyclic Redundancy Check Data Communication Network Dual Tone Multi-Frequency European Norm Engineering Order Wire European Telecommunications Standards Global general framing Procedure High Level data Link Control High Density Subscriber Line International Electrical Commission International Telecommunication Union Internet Protocol Integrated Services Digital Network Multi Coded Mark Inversion Multiplex Section Network Element Network Management System Local Area Network Link capacity Adjustment Scheme Over Head Channel Optical Section Open System Interconnection Open Shortest Path First Plesiochronous Digital Hierarchy Point-to-Point Protocol Regenerator Section Synchronous Digital Hierarchy Small factor Pluggable Simple Network Management Protocol Section Overhead Synchronization Status Messaging Synchronous Transport Module Transmission Control Protocol Trail Trace Identifier Virtual Container Virtual Concatenation Voice Frequency


Page 32 of 33


TABLE - A PLCC EQUIPMENT DETAILS: Sr. No.

Name of Line

Sub station Carrier Terminal ETI-21 & ETI-22

1.

220KV AsojChandrapura Line

400KV Asoj Sub station

2.

220KV AsojChandrapura Line

220KV Chandrapura Sub station

ETL-21 & ETI-22

3.

220KV Chandrapura – Godhra line

220KV Chandrapura Sub station

ETI-21 & ETI-22

PLCC Equipments Protection PLCC Existing Data Coupler Exchange Channel NSD-41 MATRIX ETI-21 : Chandrapura RTU (300Baud) and ETI-22 : Godhra/ Kadana RTU (300Baud) NSD-41 PLA ETI-21 : Chandrapura RTU (300Baud) and NSD-50 PLA ETI-22 : Godhra/ Kadana RTU (300Baud)

TABLE - B DISTANCE PROTECTION RELAY DETAILS: Sr. No.

Name of Line

Sub station

Distance Protection Scheme

1.

220KV AsojChandrapura line Line 220KV AsojChandrapura Line

400KV Asoj Sub station 220KV Chandrapura Sub station

Relay: Make: Areva Type: Micom P 442 Relay: Make: Alstom Type: EPAC - 3000

2.


Page 33 of 33

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