Cause And Effect Diagram Plc - Buhasa Statcom.xls 38705w
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NOTES :1)
ALL THE EQUIPMENT AND INSTRUMENT TAG NUMBERS ON THIS DRAWING SHALL BE PREFIXED BY AREA COD (14) AND PLANT AREA CODE (01) UNLESS SPECIFIED OTHERWISE.
COVER SHEET FOR CAUSE & EFFECT DIAGRAM
LOCATION : BU HASA STATCOM BUILDING
EP 30.99.90.0001 PAGE 135 OF 198 REVISIONS REV
DATE
BY
0
26.11.2006
SIB
CH'D
APP'D
CONSULTANT / CONTRACTOR / VENDOR DESCRIPTION
ISSUED FOR APPROVAL
DRAWING No. PROJECT TITLE
SAMPLE DRAWING
LOCATION
PROJ. No.
ASAB CDS
P-EP
TELECOM EQUIPMENT SCHEDULE : COVER SHEET * ALL TAG Nos. ON THIS DOC. SHALL BE PREFIXED BY AREA CODE (XX) AND PLANT AREA CODE (XX).
Form 30-99-11-0079
ADCO Doc No. 14.01.42.0601.
Page 1 of 2
Rev. 0
SHT.
1 OF 2 401709060.xls
CAUSE & EFFECT DIAGRAM (BU HASA STATCOM BUILDING)
Form 30-99-11-0079
Alarm
Alarm
Alarm
Alarm
Alarm
Alarm
ICSS
ICSS
ICSS
ICSS
ICSS
ICSS
Alarm
Alarm ICSS
Status
Alarm ICSS
HVAC Control
Alarm ICSS
Alarm
Close Fresh Air Intake-2 (Stand By)
HVAC Control
Open Fresh Air Intake-2 (Stand By)
Status
Close Fresh Air Intake-1 (Duty)
F & G
Open Fresh Air Intake-1 (Duty)
F & G
Close PACU Std.by: Return Air
Alarm
Open PACU Std.by: Return Air
Alarm
Close PACU Std.by: Supply Air
ICSS
Open PACU Std.by: Supply Air
ICSS
Close PACU Duty: Return Air
Alarm
Open PACU Duty: Return Air
Status
Close PACU Duty: Supply Air
ICSS
Open PACU Duty: Supply Air
X
X
X
X
X
X
11
VTA
Common shut-down signal from F&G
HVAC Control -C&P AC-DC Building
X
X
X
X
X
12
VTA
Duty PACU trip on 'AUTO' mode- PACU 14
PACU-14, Ground Floor
X
13
VTA
Duty & Standby PACU trip on 'AUTO' mode-PACU-14
PACU-14, Ground Floor
X
14
VTA
Duty PACU trip on 'AUTO' mode- PACU 15
PACU-15, Ground Floor
15
VTA
Duty & Standby PACU trip on 'AUTO' mode-PACU-15
PACU-15, Ground Floor
16
VTA
SOD in Close position on 'AUTO' mode (PACU-14)
PACU-Duty (Supply Air)
X
X
X
17
VTA
SOD in Close position on 'AUTO' mode(PACU-14)
PACU-Duty (Return Air)
X
X
X
18
VTA
SOD in Close position on 'AUTO' mode (PACU-15)
PACU-Duty (Supply Air)
X
X
X
X
X
19
VTA
SOD in Close position on 'AUTO' mode(PACU-15)
PACU-Duty (Return Air)
X
X
X
X
20
VTA
Activate Emergency Stop Push Button PACU/HVAC Control
PACU, Ground Floor
21
VTA
Room Temperature goes below minimum temperature requirement for the room
Control AC-DC Building
22
VTA
PACU-14 Air Flow Status Low
PACU, Ground Floor
23
VTA
PACU-14 Flat Filter Dirty
PACU, Ground Floor
24
VTA
PACU-14 Pleated Filter Dirty
PACU, Ground Floor
25
VTA
PACU-14 Trip
PACU, Ground Floor
26
VTA
PACU-15 Air Flow Status Low
PACU, Ground Floor
27
VTA
PACU-15 Flat Filter Dirty
PACU, Ground Floor
X No Change over Only Indication
28
VTA
PACU-15 Pleated Filter Dirty
PACU, Ground Floor
X No Change over Only Indication
29
VTA
PACU-15 Trip
PACU, Ground Floor
30
VTA
Bleed Fan Motor 1-RUN
Ground Floor
31
VTA
Bleed Fan Motor 1-TRIP
Ground Floor
X
X
X
X
Package Unit shall not start if Motorized SOD 1, 2, 3 & 4 and MFD-6, 7, 8 & 9 are X not open during normal start operation. HVAC common fault signal shall be transmitted.
X
X
X
X
X X No automatic changeover on 'Manual' mode.
X
X
X
X No automatic changeover on 'Manual' mode.
X
X
X
X No automatic changeover on 'Manual' mode.
X
X
X
No automatic changeover on 'Manual' X mode.
X X
X X
X
X
X
X
X
HVAC System will shutdown; ALL Gas Tight Dampers at Fresh Air inlets and outlets X shall close. HVAC alarm signal shall be transmitted.
X
X
X
X
X
X
X
X
X
HVAC System will shutdown. After X completion of HVAC shutdown, confirmation shall be transmitted to F&G System.
X
X
X
X
X
X
X
X X
X
X
X
X
X Automatic Changeover to standby PACUPACU 14 considered DUTY
X
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 considered DUTY
X
X
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 considered DUTY
X
X
X
X
X
X
X
X
Automatic Changeover to standby PACUX PACU 14 Considered to be duty
X
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 14 Considered to be duty
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 Considered duty
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 Considered duty
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X X
Automatic Changeover to standby PACUPACU14 considered DUTY
X
X
X
X X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X X
X
X
X
X X
X
X
Indication on HMI
PACU, Ground Floor
Alarm on HMI
Gas Detection in Fresh Air intake (Trip signal from F&G
HVAC system TRIP
VTA
X
HVAC system RUN
10
X X X
X
X
X X
Interface to Fire Alarm
X
PACU-15 (Supply Air) PACU-15 (Return Air)
X
X
X
HVAC System Common Fault
PACU-14Duty (Return Air)
SOD in Close position on 'MANUAL' mode SOD in Close position on 'MANUAL' mode
X
HVAC system TRIP
SOD in Close position on 'MANUAL' mode
VTA VTA
HVAC system RUN
VTA
8 9
PACU-15 Fault
7
PACU-14 Fault
X
Reactor Room High Temperature Alarm 2
PACU-14 (Supply Air)
Reactor Room High Temperature Alarm 1
SOD in Close position on 'MANUAL' mode
C&P Room High Temparature Alarm 2
VTA
X
Remarks
C&P Room High Temparature Alarm 1
6
Covertor Room Temperature Mesurement Fault 2
X
Covertor Room Temperature Mesurement Fault 1
X
Covertor Room High temperature Alarm 2
X
X
Covertor Room High temperature Alarm 1
X
X
Interface to ICSS
X
X
X
Motorized Shut of Damper-6
PACU, Ground Floor
X
Motorized Shut of Damper-6
Failure of PACU-15 on 'MANUAL'mode
X
Motorized Shut of Damper-5
VTA
X
X
Motorized Shut of Damper-5
5
X
Motorized Shut of Damper-4
X
X
Motorized Shut of Damper-4
X
X
X
Motorized Shut of Damper-3
X
X
Motorized Shut of Damper-3
X
X
Motorized Shut of Damper-2
X
X
Motorized Shut of Damper-2
PACU, Ground Floor
X
Motorized Shut of Damper-1
Failure of PACU-14 on 'MANUAL'mode
X
Motorized Shut of Damper-1
VTA
X
Duct Heater 1
4
Duct Heater 1
X
X
Bleed Fan Motor-02 (Stand By)
PACU, Ground Floor
X
Bleed Fan Motor-02 (Stand By)
Operation of PACU after 7 days operation on 'AUTO' mode
Bleed Fan Motor-02 (Stand By)
VTA
X
Bleed Fan Motor-01 (Duty)
3
X
Bleed Fan Motor-01 (Duty)
PACU, Ground Floor
Bleed Fan Motor-01 (Duty)
Start the PACU
Cooling Demand to Package Unit Duty
VTA
Cooling Demand to Package Unit Duty
2
X
Package unit - Stand By (PACU-15)
PACU, Ground Floor
Package unit - Stand By (PACU-15)
PACU and Fans at OFF Position
Package unit - Stand By (PACU-15)
VTA
Pacakge Unit - Duty(PACU-14)
1
Pacakge Unit - Duty(PACU-14)
Tag No.
Package Unit - Duty (PACU-14)
Location
ICSS
ON
Grounf Floor
OFF
TRIP
Grounf Floor
Control AC-DC Building
STOP
Grounf Floor
Control AC-DC Building
TRIP
RUN
Grounf Floor
RUN
STOP Grounf Floor
Decrease Grounf Floor
Grounf Floor
TRIP
Increase Grounf Floor
STOP Grounf Floor
Grounf Floor
TRIP
RUN Grounf Floor
Grounf Floor
Grounf Floor
RUN
STOP
Grounf Floor
Action
Sl.No.
Description
CAUSE
Location
EFFECT
X
X
X
X
X
X Duct Hetaer at respective room shall be ON, if there is air flow across heater.
X X
X Automatic Changeover to standby PACU X No Change over Only Indication X No Change over Only Indication
X X
X
X
X X
X
X
X X
X X
X X
X
X
X X
X
X X
X
X
X X
X
X X
Page 2 of 2
X
X
X Automatic Changeover to standby PACU
X
X Automatic Changeover to standby PACU
X
X Automatic Changeover to standby PACU X X
401709060.xls
CAUSE & EFFECT DIAGRAM (BU HASA STATCOM BUILDING)
Temperature Sensor 3- Higher than Set point
Return Duct - Convertor Room
46
VTA
Room Pressure Monitor 1- Lower than Set Point
47
VTA
48 49
Alarm
Status HVAC Control
Alarm
HVAC Control
Status
F & G
X
Indication on HMI
VTA
X
Alarm on HMI
45
HVAC system TRIP
Return Duct - Convertor Room
HVAC system RUN
Return Duct - High Voltage Room
Temperature Sensor 2- Fault
Interface to Fire Alarm
Temperature Sensor 1-Fault
VTA
HVAC System Common Fault
VTA
44
HVAC system TRIP
43
HVAC system RUN
X
PACU-15 Fault
Return Duct - Convertor Room
F & G
Alarm ICSS
Temperature Sensor 2- Higher than Set point
PACU-14 Fault
VTA
Alarm
Alarm ICSS
42
Reactor Room High Temperature Alarm 2
X
Alarm
Alarm ICSS
Return Duct - High Voltage Room
Reactor Room High Temperature Alarm 1
Temperature Sensor 1- Higher than Set point
ICSS
Alarm ICSS
VTA
C&P Room High Temparature Alarm 2
41
ICSS
Alarm ICSS
Control AC-DC Building
Remarks
C&P Room High Temparature Alarm 1
Thermostat 1- Temparature Higher than Set Point
Alarm
Alarm ICSS
VTA
Status
Alarm ICSS
40
ICSS
Alarm ICSS
Main Return Duct Electrical Room
ICSS
Alarm ICSS
Return Air Humidity Sensor- Higher than 75%
Covertor Room High temperature Alarm 2
VTA
Covertor Room High temperature Alarm 1
39
Covertor Room Temperature Mesurement Fault 2
Close Fresh Air Intake-2 (Stand By)
Main Return Duct Electrical Room
Interface to ICSS
Return Air Temperature Sensor 2- Lower than Set Point
Motorized Shut of Damper-6
VTA
X
Covertor Room Temperature Mesurement Fault 1
Close
Open
Fresh Air Intake-1 (Duty)
Fresh Air Intake-2 (Stand By) Motorized Shut of Damper-6
38
X
Motorized Shut of Damper-5
Main Return Duct Electrical Room
Motorized Shut of Damper-4
Return Air Temperature Sensor - Higher than Set Point
Motorized Shut of Damper-4
VTA
Motorized Shut of Damper-3
37
Motorized Shut of Damper-3
X
Fresh Air Intake Duct Ground Floor
Motorized Shut of Damper-2
Ground Floor
Outside Temperature Sensor 1
Motorized Shut of Damper-2
Bleed Fan Motor 2-FAULT
VTA
Motorized Shut of Damper-1
VTA
36
Motorized Shut of Damper-1
35
Duct Heater 1
X
Duct Heater 1
Ground Floor
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor 2-TRIP
Bleed Fan Motor-02 (Stand By)
VTA
Bleed Fan Motor-02 (Stand By)
34
Bleed Fan Motor-01 (Duty)
X
Bleed Fan Motor-01 (Duty)
X
X
Bleed Fan Motor-01 (Duty)
X
X
Cooling Demand to Package Unit Duty
X
X
Cooling Demand to Package Unit Duty
X
Ground Floor
Package unit - Stand By (PACU-15)
Ground Floor
Bleed Fan Motor 2-RUN
Package unit - Stand By (PACU-15)
Bleed Fan Motor 1-FAULT
VTA
Package unit - Stand By (PACU-15)
VTA
33
Pacakge Unit - Duty(PACU-14)
Motorized Shut of Damper-5
Close
Open
PACU Std.by: Return Air
PACU Std.by: Return Air
Close
Open
PACU Std.by: Supply Air
Fresh Air Intake-1 (Duty)
Close
PACU Duty: Return Air
Open
Close
Open
PACU Duty: Supply Air
PACU Duty: Return Air
Open PACU Duty: Supply Air
PACU Std.by: Supply Air
ON
Grounf Floor
OFF
TRIP
Grounf Floor
Control AC-DC Building
STOP
Grounf Floor
Control AC-DC Building
TRIP
RUN
Grounf Floor
RUN
STOP Grounf Floor
Decrease Grounf Floor
Grounf Floor
TRIP
Increase
Grounf Floor
Grounf Floor
STOP
Grounf Floor
Grounf Floor
TRIP
RUN
Grounf Floor
RUN
STOP Grounf Floor
32
Pacakge Unit - Duty(PACU-14)
Location
Package Unit - Duty (PACU-14)
Tag No.
X Automatic Changeover to standby. X
X
X
X
X
X X
X
X Automatic Changeover to standby. X Indication Only. X Set point can be programmed as per the requirement.
X
X Set point can be programmed as per the requirement.
X
X Heater will be on only when return air temperature is below 24 deg C
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement.
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement.
X
X
X
X
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement. X
X
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement.
High Voltage Reactor Room
X
Alarm indication on HMI if room pressure X is lower than the set limit (20Pa) for more than 5 minutes.
Room Pressure Monitor 2- Lower than Set Point
Convertor Room
X
Alarm indication on HMI if room pressure X is lower than the set limit (20Pa) for more than 5 minutes.
VTA
Motorized Fire Damper-1 Open status
High Voltage Room / Supply
VTA
Motorized Fire Damper-1 Close status
High Voltage Room / Supply
50
VTA
Motorized Fire Damper-2 Open Status
51
VTA
Motorized Fire Damper-2 Close Status
Control & Protection AC/DC Building Supply Control & Protection AC/DC Building Supply
52
VTA
Motorized Fire Damper-3 Open Status
Converter & Cooling Building / Supply
53
VTA
Motorized Fire Damper-3 Close Status
Converter & Cooling Building / Supply
54
VTA
Motorized Fire Damper-4 Open Status
High Voltage Room / Return
55
VTA
Motorized Fire Damper-4 Close Status
56
VTA
Motorized Fire Damper-5 Open Status
57
VTA
Motorized Fire Damper-5 Close Status
58
VTA
Motorized Fire Damper-6 Open Status
59
VTA
X
X
X
X Indication in HMI Display. X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
High Voltage Room / Return
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Control & Protection AC/DC Building Return Control & Protection AC/DC Building Return Return Grill-1 (Control & Protection AC/DC Bldg)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Motorized Fire Damper-6 Close Status
Return Grill-1 (Control & Protection AC/DC Bldg)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
60
VTA
Motorized Fire Damper-7 Open Status
61
VTA
Motorized Fire Damper-7 Close Status
Return Grill-2 (Control & Protection AC/DC Bldg)
62
VTA
Motorized Fire Damper-8 Open Status
Return Grill-3(Control & Protection AC/DC Bldg)
Motorized Fire Damper-8 Close Status
Return Grill-3(Control & Protection AC/DC Bldg)
VTA
X
X
Return Grill-2 (Control & Protection AC/DC Bldg)
63
Form 30-99-11-0079
Grounf Floor
Action
Sl.No.
Description
CAUSE
Location
EFFECT
X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. HVAC System will shutdown; Alarm X indication in HMI display X Indication in HMI Display. X
HVAC System will shutdown; Alarm indication in HMI display
X Indication in HMI Display. X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X PACU-14 will be SWITCHED OFF; Changeover from Duty to Stand By.
64
VTA
Motorized Fire Damper-9 Open Status
65
VTA
Motorized Fire Damper-9 Close Status
Return Grill-4 (Control & Protection AC/DC Bldg)
X
66
VTA
Motorized Shut of Damper-1 Close Status
PACU-14 Supply Air Duct
X
X
HVAC System will shutdown; Alarm indication in HMI display
X
Return Grill-4 (Control & Protection AC/DC Bldg)
X Indication in HMI Display.
Page 2 of 2
HVAC System will shutdown; Alarm indication in HMI display
401709060.xls
Description
Form 30-99-11-0079
Tag No.
67 VTA Motorized Shut of Damper-2 Close Status PACU-14 Return Air Duct
68 VTA Motorized Shut of Damper-3 Close Status PACU-15 Supply Air Duct
69 VTA Motorized Shut of Damper-4 Close Status PACU-15 Return Air Duct
70 VTA Motorized Shut of Damper-5 Close Status Ground Floor Fresh Air Intake-1
71 VTA Motorized Shut of Damper-6 Close Status Ground Floor Fresh Air Intake-2
72 VTA Gas Tight Damper-Close Status Fresh Air Intake Duct Ground Floor
73 VTA Selector Switch 1 (PACU 14) Position -Of Control
74 VTA Selector Switch 2 (PACU 15) Position -Of Control X X
X X X X
X X
X
Page 2 of 2
X
X X X
X X X
X X X
X
X
X X
X
X X
X X
X X X X
Location
X X X X
X
X
X X
Indication on HMI
Alarm on HMI
HVAC system TRIP
HVAC system RUN
Interface to Fire Alarm
HVAC System Common Fault
HVAC system TRIP
HVAC system RUN
PACU-15 Fault
PACU-14 Fault
Reactor Room High Temperature Alarm 2
Reactor Room High Temperature Alarm 1
C&P Room High Temparature Alarm 2
C&P Room High Temparature Alarm 1
Covertor Room Temperature Mesurement Fault 2
Covertor Room Temperature Mesurement Fault 1
Covertor Room High temperature Alarm 2
Covertor Room High temperature Alarm 1
Interface to ICSS
Motorized Shut of Damper-6
Motorized Shut of Damper-6
Motorized Shut of Damper-5
Motorized Shut of Damper-5
Motorized Shut of Damper-4
Motorized Shut of Damper-4
Motorized Shut of Damper-3
Motorized Shut of Damper-3
Motorized Shut of Damper-2
Motorized Shut of Damper-2
Motorized Shut of Damper-1
Motorized Shut of Damper-1
Duct Heater 1
Duct Heater 1
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor-01 (Duty)
Bleed Fan Motor-01 (Duty)
Bleed Fan Motor-01 (Duty)
Cooling Demand to Package Unit Duty
Cooling Demand to Package Unit Duty
Package unit - Stand By (PACU-15)
Package unit - Stand By (PACU-15)
Package unit - Stand By (PACU-15)
Pacakge Unit - Duty(PACU-14)
Pacakge Unit - Duty(PACU-14)
CAUSE
Package Unit - Duty (PACU-14)
Sl.No. Alarm Status
HVAC Control
Alarm HVAC Control
Status
Alarm
ICSS
F & G
Alarm
ICSS
F & G
Alarm
ICSS
Alarm
Alarm
ICSS
Alarm
Alarm
ICSS
ICSS
Alarm
ICSS
ICSS
Alarm
ICSS
Alarm
Alarm
ICSS
Status
Alarm
ICSS
ICSS
Close
Fresh Air Intake-2 (Stand By)
ICSS
Close Open
Fresh Air Intake-1 (Duty) Fresh Air Intake-2 (Stand By)
Close Open
PACU Std.by: Return Air PACU Std.by: Return Air
Close Open
PACU Std.by: Supply Air
Fresh Air Intake-1 (Duty)
Close
PACU Duty: Return Air
Open
Close Open
PACU Duty: Supply Air
PACU Duty: Return Air
Open
PACU Duty: Supply Air
PACU Std.by: Supply Air
ON
Grounf Floor
OFF
TRIP
Grounf Floor
Control AC-DC Building
STOP
Grounf Floor
Control AC-DC Building
TRIP RUN
Grounf Floor
RUN STOP
Grounf Floor
Decrease
Grounf Floor Grounf Floor
TRIP Increase
Grounf Floor
STOP
Grounf Floor Grounf Floor
TRIP RUN
Grounf Floor
Grounf Floor Grounf Floor
RUN STOP
Grounf Floor
Action
Location
CAUSE & EFFECT DIAGRAM (BU HASA STATCOM BUILDING) EFFECT
Remarks
X X PACU-14 will be SWITCHED OFF; Changeover from Duty to Stand By.
X X X PACU-15 will be SWITCHED OFF; Changeover from Duty to Stand By.
X X PACU-15 will be SWITCHED OFF; X Changeover from Duty to Stand By.
X
X
X HVAC System shall shutdown only when X Gas Detection Signal received from F & G .
X X This Operation in Manual Mode.
X X This Operation in Manual Mode.
401709060.xls
ALL THE EQUIPMENT AND INSTRUMENT TAG NUMBERS ON THIS DRAWING SHALL BE PREFIXED BY AREA COD (14) AND PLANT AREA CODE (01) UNLESS SPECIFIED OTHERWISE.
COVER SHEET FOR CAUSE & EFFECT DIAGRAM
LOCATION : BU HASA STATCOM BUILDING
EP 30.99.90.0001 PAGE 135 OF 198 REVISIONS REV
DATE
BY
0
26.11.2006
SIB
CH'D
APP'D
CONSULTANT / CONTRACTOR / VENDOR DESCRIPTION
ISSUED FOR APPROVAL
DRAWING No. PROJECT TITLE
SAMPLE DRAWING
LOCATION
PROJ. No.
ASAB CDS
P-EP
TELECOM EQUIPMENT SCHEDULE : COVER SHEET * ALL TAG Nos. ON THIS DOC. SHALL BE PREFIXED BY AREA CODE (XX) AND PLANT AREA CODE (XX).
Form 30-99-11-0079
ADCO Doc No. 14.01.42.0601.
Page 1 of 2
Rev. 0
SHT.
1 OF 2 401709060.xls
CAUSE & EFFECT DIAGRAM (BU HASA STATCOM BUILDING)
Form 30-99-11-0079
Alarm
Alarm
Alarm
Alarm
Alarm
Alarm
ICSS
ICSS
ICSS
ICSS
ICSS
ICSS
Alarm
Alarm ICSS
Status
Alarm ICSS
HVAC Control
Alarm ICSS
Alarm
Close Fresh Air Intake-2 (Stand By)
HVAC Control
Open Fresh Air Intake-2 (Stand By)
Status
Close Fresh Air Intake-1 (Duty)
F & G
Open Fresh Air Intake-1 (Duty)
F & G
Close PACU Std.by: Return Air
Alarm
Open PACU Std.by: Return Air
Alarm
Close PACU Std.by: Supply Air
ICSS
Open PACU Std.by: Supply Air
ICSS
Close PACU Duty: Return Air
Alarm
Open PACU Duty: Return Air
Status
Close PACU Duty: Supply Air
ICSS
Open PACU Duty: Supply Air
X
X
X
X
X
X
11
VTA
Common shut-down signal from F&G
HVAC Control -C&P AC-DC Building
X
X
X
X
X
12
VTA
Duty PACU trip on 'AUTO' mode- PACU 14
PACU-14, Ground Floor
X
13
VTA
Duty & Standby PACU trip on 'AUTO' mode-PACU-14
PACU-14, Ground Floor
X
14
VTA
Duty PACU trip on 'AUTO' mode- PACU 15
PACU-15, Ground Floor
15
VTA
Duty & Standby PACU trip on 'AUTO' mode-PACU-15
PACU-15, Ground Floor
16
VTA
SOD in Close position on 'AUTO' mode (PACU-14)
PACU-Duty (Supply Air)
X
X
X
17
VTA
SOD in Close position on 'AUTO' mode(PACU-14)
PACU-Duty (Return Air)
X
X
X
18
VTA
SOD in Close position on 'AUTO' mode (PACU-15)
PACU-Duty (Supply Air)
X
X
X
X
X
19
VTA
SOD in Close position on 'AUTO' mode(PACU-15)
PACU-Duty (Return Air)
X
X
X
X
20
VTA
Activate Emergency Stop Push Button PACU/HVAC Control
PACU, Ground Floor
21
VTA
Room Temperature goes below minimum temperature requirement for the room
Control AC-DC Building
22
VTA
PACU-14 Air Flow Status Low
PACU, Ground Floor
23
VTA
PACU-14 Flat Filter Dirty
PACU, Ground Floor
24
VTA
PACU-14 Pleated Filter Dirty
PACU, Ground Floor
25
VTA
PACU-14 Trip
PACU, Ground Floor
26
VTA
PACU-15 Air Flow Status Low
PACU, Ground Floor
27
VTA
PACU-15 Flat Filter Dirty
PACU, Ground Floor
X No Change over Only Indication
28
VTA
PACU-15 Pleated Filter Dirty
PACU, Ground Floor
X No Change over Only Indication
29
VTA
PACU-15 Trip
PACU, Ground Floor
30
VTA
Bleed Fan Motor 1-RUN
Ground Floor
31
VTA
Bleed Fan Motor 1-TRIP
Ground Floor
X
X
X
X
Package Unit shall not start if Motorized SOD 1, 2, 3 & 4 and MFD-6, 7, 8 & 9 are X not open during normal start operation. HVAC common fault signal shall be transmitted.
X
X
X
X
X X No automatic changeover on 'Manual' mode.
X
X
X
X No automatic changeover on 'Manual' mode.
X
X
X
X No automatic changeover on 'Manual' mode.
X
X
X
No automatic changeover on 'Manual' X mode.
X X
X X
X
X
X
X
X
HVAC System will shutdown; ALL Gas Tight Dampers at Fresh Air inlets and outlets X shall close. HVAC alarm signal shall be transmitted.
X
X
X
X
X
X
X
X
X
HVAC System will shutdown. After X completion of HVAC shutdown, confirmation shall be transmitted to F&G System.
X
X
X
X
X
X
X
X X
X
X
X
X
X Automatic Changeover to standby PACUPACU 14 considered DUTY
X
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 considered DUTY
X
X
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 considered DUTY
X
X
X
X
X
X
X
X
Automatic Changeover to standby PACUX PACU 14 Considered to be duty
X
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 14 Considered to be duty
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 Considered duty
X
X
X
X
X
X
X
X Automatic Changeover to standby PACUPACU 15 Considered duty
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X X
Automatic Changeover to standby PACUPACU14 considered DUTY
X
X
X
X X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X X
X
X
X
X X
X
X
Indication on HMI
PACU, Ground Floor
Alarm on HMI
Gas Detection in Fresh Air intake (Trip signal from F&G
HVAC system TRIP
VTA
X
HVAC system RUN
10
X X X
X
X
X X
Interface to Fire Alarm
X
PACU-15 (Supply Air) PACU-15 (Return Air)
X
X
X
HVAC System Common Fault
PACU-14Duty (Return Air)
SOD in Close position on 'MANUAL' mode SOD in Close position on 'MANUAL' mode
X
HVAC system TRIP
SOD in Close position on 'MANUAL' mode
VTA VTA
HVAC system RUN
VTA
8 9
PACU-15 Fault
7
PACU-14 Fault
X
Reactor Room High Temperature Alarm 2
PACU-14 (Supply Air)
Reactor Room High Temperature Alarm 1
SOD in Close position on 'MANUAL' mode
C&P Room High Temparature Alarm 2
VTA
X
Remarks
C&P Room High Temparature Alarm 1
6
Covertor Room Temperature Mesurement Fault 2
X
Covertor Room Temperature Mesurement Fault 1
X
Covertor Room High temperature Alarm 2
X
X
Covertor Room High temperature Alarm 1
X
X
Interface to ICSS
X
X
X
Motorized Shut of Damper-6
PACU, Ground Floor
X
Motorized Shut of Damper-6
Failure of PACU-15 on 'MANUAL'mode
X
Motorized Shut of Damper-5
VTA
X
X
Motorized Shut of Damper-5
5
X
Motorized Shut of Damper-4
X
X
Motorized Shut of Damper-4
X
X
X
Motorized Shut of Damper-3
X
X
Motorized Shut of Damper-3
X
X
Motorized Shut of Damper-2
X
X
Motorized Shut of Damper-2
PACU, Ground Floor
X
Motorized Shut of Damper-1
Failure of PACU-14 on 'MANUAL'mode
X
Motorized Shut of Damper-1
VTA
X
Duct Heater 1
4
Duct Heater 1
X
X
Bleed Fan Motor-02 (Stand By)
PACU, Ground Floor
X
Bleed Fan Motor-02 (Stand By)
Operation of PACU after 7 days operation on 'AUTO' mode
Bleed Fan Motor-02 (Stand By)
VTA
X
Bleed Fan Motor-01 (Duty)
3
X
Bleed Fan Motor-01 (Duty)
PACU, Ground Floor
Bleed Fan Motor-01 (Duty)
Start the PACU
Cooling Demand to Package Unit Duty
VTA
Cooling Demand to Package Unit Duty
2
X
Package unit - Stand By (PACU-15)
PACU, Ground Floor
Package unit - Stand By (PACU-15)
PACU and Fans at OFF Position
Package unit - Stand By (PACU-15)
VTA
Pacakge Unit - Duty(PACU-14)
1
Pacakge Unit - Duty(PACU-14)
Tag No.
Package Unit - Duty (PACU-14)
Location
ICSS
ON
Grounf Floor
OFF
TRIP
Grounf Floor
Control AC-DC Building
STOP
Grounf Floor
Control AC-DC Building
TRIP
RUN
Grounf Floor
RUN
STOP Grounf Floor
Decrease Grounf Floor
Grounf Floor
TRIP
Increase Grounf Floor
STOP Grounf Floor
Grounf Floor
TRIP
RUN Grounf Floor
Grounf Floor
Grounf Floor
RUN
STOP
Grounf Floor
Action
Sl.No.
Description
CAUSE
Location
EFFECT
X
X
X
X
X
X Duct Hetaer at respective room shall be ON, if there is air flow across heater.
X X
X Automatic Changeover to standby PACU X No Change over Only Indication X No Change over Only Indication
X X
X
X
X X
X
X
X X
X X
X X
X
X
X X
X
X X
X
X
X X
X
X X
Page 2 of 2
X
X
X Automatic Changeover to standby PACU
X
X Automatic Changeover to standby PACU
X
X Automatic Changeover to standby PACU X X
401709060.xls
CAUSE & EFFECT DIAGRAM (BU HASA STATCOM BUILDING)
Temperature Sensor 3- Higher than Set point
Return Duct - Convertor Room
46
VTA
Room Pressure Monitor 1- Lower than Set Point
47
VTA
48 49
Alarm
Status HVAC Control
Alarm
HVAC Control
Status
F & G
X
Indication on HMI
VTA
X
Alarm on HMI
45
HVAC system TRIP
Return Duct - Convertor Room
HVAC system RUN
Return Duct - High Voltage Room
Temperature Sensor 2- Fault
Interface to Fire Alarm
Temperature Sensor 1-Fault
VTA
HVAC System Common Fault
VTA
44
HVAC system TRIP
43
HVAC system RUN
X
PACU-15 Fault
Return Duct - Convertor Room
F & G
Alarm ICSS
Temperature Sensor 2- Higher than Set point
PACU-14 Fault
VTA
Alarm
Alarm ICSS
42
Reactor Room High Temperature Alarm 2
X
Alarm
Alarm ICSS
Return Duct - High Voltage Room
Reactor Room High Temperature Alarm 1
Temperature Sensor 1- Higher than Set point
ICSS
Alarm ICSS
VTA
C&P Room High Temparature Alarm 2
41
ICSS
Alarm ICSS
Control AC-DC Building
Remarks
C&P Room High Temparature Alarm 1
Thermostat 1- Temparature Higher than Set Point
Alarm
Alarm ICSS
VTA
Status
Alarm ICSS
40
ICSS
Alarm ICSS
Main Return Duct Electrical Room
ICSS
Alarm ICSS
Return Air Humidity Sensor- Higher than 75%
Covertor Room High temperature Alarm 2
VTA
Covertor Room High temperature Alarm 1
39
Covertor Room Temperature Mesurement Fault 2
Close Fresh Air Intake-2 (Stand By)
Main Return Duct Electrical Room
Interface to ICSS
Return Air Temperature Sensor 2- Lower than Set Point
Motorized Shut of Damper-6
VTA
X
Covertor Room Temperature Mesurement Fault 1
Close
Open
Fresh Air Intake-1 (Duty)
Fresh Air Intake-2 (Stand By) Motorized Shut of Damper-6
38
X
Motorized Shut of Damper-5
Main Return Duct Electrical Room
Motorized Shut of Damper-4
Return Air Temperature Sensor - Higher than Set Point
Motorized Shut of Damper-4
VTA
Motorized Shut of Damper-3
37
Motorized Shut of Damper-3
X
Fresh Air Intake Duct Ground Floor
Motorized Shut of Damper-2
Ground Floor
Outside Temperature Sensor 1
Motorized Shut of Damper-2
Bleed Fan Motor 2-FAULT
VTA
Motorized Shut of Damper-1
VTA
36
Motorized Shut of Damper-1
35
Duct Heater 1
X
Duct Heater 1
Ground Floor
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor 2-TRIP
Bleed Fan Motor-02 (Stand By)
VTA
Bleed Fan Motor-02 (Stand By)
34
Bleed Fan Motor-01 (Duty)
X
Bleed Fan Motor-01 (Duty)
X
X
Bleed Fan Motor-01 (Duty)
X
X
Cooling Demand to Package Unit Duty
X
X
Cooling Demand to Package Unit Duty
X
Ground Floor
Package unit - Stand By (PACU-15)
Ground Floor
Bleed Fan Motor 2-RUN
Package unit - Stand By (PACU-15)
Bleed Fan Motor 1-FAULT
VTA
Package unit - Stand By (PACU-15)
VTA
33
Pacakge Unit - Duty(PACU-14)
Motorized Shut of Damper-5
Close
Open
PACU Std.by: Return Air
PACU Std.by: Return Air
Close
Open
PACU Std.by: Supply Air
Fresh Air Intake-1 (Duty)
Close
PACU Duty: Return Air
Open
Close
Open
PACU Duty: Supply Air
PACU Duty: Return Air
Open PACU Duty: Supply Air
PACU Std.by: Supply Air
ON
Grounf Floor
OFF
TRIP
Grounf Floor
Control AC-DC Building
STOP
Grounf Floor
Control AC-DC Building
TRIP
RUN
Grounf Floor
RUN
STOP Grounf Floor
Decrease Grounf Floor
Grounf Floor
TRIP
Increase
Grounf Floor
Grounf Floor
STOP
Grounf Floor
Grounf Floor
TRIP
RUN
Grounf Floor
RUN
STOP Grounf Floor
32
Pacakge Unit - Duty(PACU-14)
Location
Package Unit - Duty (PACU-14)
Tag No.
X Automatic Changeover to standby. X
X
X
X
X
X X
X
X Automatic Changeover to standby. X Indication Only. X Set point can be programmed as per the requirement.
X
X Set point can be programmed as per the requirement.
X
X Heater will be on only when return air temperature is below 24 deg C
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement.
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement.
X
X
X
X
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement. X
X
X
X
High Temperature Alarm shall be X transmitted. Set point can be programmed as per the requirement.
High Voltage Reactor Room
X
Alarm indication on HMI if room pressure X is lower than the set limit (20Pa) for more than 5 minutes.
Room Pressure Monitor 2- Lower than Set Point
Convertor Room
X
Alarm indication on HMI if room pressure X is lower than the set limit (20Pa) for more than 5 minutes.
VTA
Motorized Fire Damper-1 Open status
High Voltage Room / Supply
VTA
Motorized Fire Damper-1 Close status
High Voltage Room / Supply
50
VTA
Motorized Fire Damper-2 Open Status
51
VTA
Motorized Fire Damper-2 Close Status
Control & Protection AC/DC Building Supply Control & Protection AC/DC Building Supply
52
VTA
Motorized Fire Damper-3 Open Status
Converter & Cooling Building / Supply
53
VTA
Motorized Fire Damper-3 Close Status
Converter & Cooling Building / Supply
54
VTA
Motorized Fire Damper-4 Open Status
High Voltage Room / Return
55
VTA
Motorized Fire Damper-4 Close Status
56
VTA
Motorized Fire Damper-5 Open Status
57
VTA
Motorized Fire Damper-5 Close Status
58
VTA
Motorized Fire Damper-6 Open Status
59
VTA
X
X
X
X Indication in HMI Display. X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
High Voltage Room / Return
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Control & Protection AC/DC Building Return Control & Protection AC/DC Building Return Return Grill-1 (Control & Protection AC/DC Bldg)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Motorized Fire Damper-6 Close Status
Return Grill-1 (Control & Protection AC/DC Bldg)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
60
VTA
Motorized Fire Damper-7 Open Status
61
VTA
Motorized Fire Damper-7 Close Status
Return Grill-2 (Control & Protection AC/DC Bldg)
62
VTA
Motorized Fire Damper-8 Open Status
Return Grill-3(Control & Protection AC/DC Bldg)
Motorized Fire Damper-8 Close Status
Return Grill-3(Control & Protection AC/DC Bldg)
VTA
X
X
Return Grill-2 (Control & Protection AC/DC Bldg)
63
Form 30-99-11-0079
Grounf Floor
Action
Sl.No.
Description
CAUSE
Location
EFFECT
X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. X Indication & Alarm in HMI Display. X Indication in HMI Display. HVAC System will shutdown; Alarm X indication in HMI display X Indication in HMI Display. X
HVAC System will shutdown; Alarm indication in HMI display
X Indication in HMI Display. X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X PACU-14 will be SWITCHED OFF; Changeover from Duty to Stand By.
64
VTA
Motorized Fire Damper-9 Open Status
65
VTA
Motorized Fire Damper-9 Close Status
Return Grill-4 (Control & Protection AC/DC Bldg)
X
66
VTA
Motorized Shut of Damper-1 Close Status
PACU-14 Supply Air Duct
X
X
HVAC System will shutdown; Alarm indication in HMI display
X
Return Grill-4 (Control & Protection AC/DC Bldg)
X Indication in HMI Display.
Page 2 of 2
HVAC System will shutdown; Alarm indication in HMI display
401709060.xls
Description
Form 30-99-11-0079
Tag No.
67 VTA Motorized Shut of Damper-2 Close Status PACU-14 Return Air Duct
68 VTA Motorized Shut of Damper-3 Close Status PACU-15 Supply Air Duct
69 VTA Motorized Shut of Damper-4 Close Status PACU-15 Return Air Duct
70 VTA Motorized Shut of Damper-5 Close Status Ground Floor Fresh Air Intake-1
71 VTA Motorized Shut of Damper-6 Close Status Ground Floor Fresh Air Intake-2
72 VTA Gas Tight Damper-Close Status Fresh Air Intake Duct Ground Floor
73 VTA Selector Switch 1 (PACU 14) Position -Of Control
74 VTA Selector Switch 2 (PACU 15) Position -Of Control X X
X X X X
X X
X
Page 2 of 2
X
X X X
X X X
X X X
X
X
X X
X
X X
X X
X X X X
Location
X X X X
X
X
X X
Indication on HMI
Alarm on HMI
HVAC system TRIP
HVAC system RUN
Interface to Fire Alarm
HVAC System Common Fault
HVAC system TRIP
HVAC system RUN
PACU-15 Fault
PACU-14 Fault
Reactor Room High Temperature Alarm 2
Reactor Room High Temperature Alarm 1
C&P Room High Temparature Alarm 2
C&P Room High Temparature Alarm 1
Covertor Room Temperature Mesurement Fault 2
Covertor Room Temperature Mesurement Fault 1
Covertor Room High temperature Alarm 2
Covertor Room High temperature Alarm 1
Interface to ICSS
Motorized Shut of Damper-6
Motorized Shut of Damper-6
Motorized Shut of Damper-5
Motorized Shut of Damper-5
Motorized Shut of Damper-4
Motorized Shut of Damper-4
Motorized Shut of Damper-3
Motorized Shut of Damper-3
Motorized Shut of Damper-2
Motorized Shut of Damper-2
Motorized Shut of Damper-1
Motorized Shut of Damper-1
Duct Heater 1
Duct Heater 1
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor-02 (Stand By)
Bleed Fan Motor-01 (Duty)
Bleed Fan Motor-01 (Duty)
Bleed Fan Motor-01 (Duty)
Cooling Demand to Package Unit Duty
Cooling Demand to Package Unit Duty
Package unit - Stand By (PACU-15)
Package unit - Stand By (PACU-15)
Package unit - Stand By (PACU-15)
Pacakge Unit - Duty(PACU-14)
Pacakge Unit - Duty(PACU-14)
CAUSE
Package Unit - Duty (PACU-14)
Sl.No. Alarm Status
HVAC Control
Alarm HVAC Control
Status
Alarm
ICSS
F & G
Alarm
ICSS
F & G
Alarm
ICSS
Alarm
Alarm
ICSS
Alarm
Alarm
ICSS
ICSS
Alarm
ICSS
ICSS
Alarm
ICSS
Alarm
Alarm
ICSS
Status
Alarm
ICSS
ICSS
Close
Fresh Air Intake-2 (Stand By)
ICSS
Close Open
Fresh Air Intake-1 (Duty) Fresh Air Intake-2 (Stand By)
Close Open
PACU Std.by: Return Air PACU Std.by: Return Air
Close Open
PACU Std.by: Supply Air
Fresh Air Intake-1 (Duty)
Close
PACU Duty: Return Air
Open
Close Open
PACU Duty: Supply Air
PACU Duty: Return Air
Open
PACU Duty: Supply Air
PACU Std.by: Supply Air
ON
Grounf Floor
OFF
TRIP
Grounf Floor
Control AC-DC Building
STOP
Grounf Floor
Control AC-DC Building
TRIP RUN
Grounf Floor
RUN STOP
Grounf Floor
Decrease
Grounf Floor Grounf Floor
TRIP Increase
Grounf Floor
STOP
Grounf Floor Grounf Floor
TRIP RUN
Grounf Floor
Grounf Floor Grounf Floor
RUN STOP
Grounf Floor
Action
Location
CAUSE & EFFECT DIAGRAM (BU HASA STATCOM BUILDING) EFFECT
Remarks
X X PACU-14 will be SWITCHED OFF; Changeover from Duty to Stand By.
X X X PACU-15 will be SWITCHED OFF; Changeover from Duty to Stand By.
X X PACU-15 will be SWITCHED OFF; X Changeover from Duty to Stand By.
X
X
X HVAC System shall shutdown only when X Gas Detection Signal received from F & G .
X X This Operation in Manual Mode.
X X This Operation in Manual Mode.
401709060.xls
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