201.36 4.16/480 V Class 1E AC Power Flashcards
- 201.36 4.16/480 V Class 1E AC Power*
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Function of 4.16 KV / 480V / 480 V ESF Class 1E System
Provide reliable electrical power to ensure functioning of systems and components essential to all modes of operation including emergency shutdown following any design basis event and to mitigate consequences of postulated accident.
- 201.36 4.16/480 V Class 1E AC Power*
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ESF Electrical Train colors
Train A - RED
Train B - BLUE
Train C - YELLOW
- 201.36 4.16/480 V Class 1E AC Power*
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4. 16 KV Bus Power Supplies
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Preferred power - 13.8 KV Standby Bus
Standby - ESF Standby DG
Emergency - 13.8 KV Emergency Bus (from Emergency Transformer)
- 201.36 4.16/480 V Class 1E AC Power*
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Location of 4.16 KV / 480 V ESF equipment
4.16 KV buses, 480 V LCs, and MCCs 1,2, and 4 are in respective ESF SWGR Rooms
Train A - EAB 10’
Train B - EAB 35’
Train C - EAB 60’
MCC 3 for each train in ECW structure
- 201.36 4.16/480 V Class 1E AC Power*
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Location and power supplies for MCCs 1A5, 2A5, 3A5
EAB, same level as respective train, in penetration space. Powered from respective MCC 4 (1A4, etc.)
- 201.36 4.16/480 V Class 1E AC Power*
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Location of SWGRs 1K,1L
1K - next to Emergency Transformer, east end of switchyard
1L - EAB 23’
- 201.36 4.16/480 V Class 1E AC Power*
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E1A 4.16 KV SWGR Major Loads
Charging Pump 1B
T - Transformer E1A1
T - Transformer E1A2
L - LHSI 1A
E - ECW 1A
A - AFW 11
C - CCW 1A
H- HHSI 1A
E - EAB Ess Chiller A
S - Containment Spray 1A
- 201.36 4.16/480 V Class 1E AC Power*
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E1B 4.16 KV SWGR Major Loads
T - Transformer E1B1
T - Transformer E1B2
L - LHSI 1B
E - ECW 1B
A - AFW 12
C - CCW 1B
H- HHSI 1B
E - EAB Ess Chiller B
S - Containment Spray 1B
- 201.36 4.16/480 V Class 1E AC Power*
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E1C 4.16 KV SWGR Major Loads
Charging Pump 1A
T - Transformer E1C1
T - Transformer E1C2
L - LHSI 1C
E - ECW 1C
A - AFW 12
C - CCW 1C
H- HHSI 1C
E - EAB Ess Chiller C
S - Containment Spray 1C
- 201.36 4.16/480 V Class 1E AC Power*
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Draw ESF Electrical System
