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Front Back
RPI
System: B/A 230VAC
Interface Cab: 21 MAC
Rod Bottom lights: 22 MAC
RP3 lift coil lights: 23 MAC
Emergency Lighting Panels
From respective 230VAC with 125VDC backup

No rectifier for AC
MAC Panels
21/22 - Ess Cntrl Invtr
Same setup as VIB inverters with shared C 230 (norm) and b/u C 125/230 SEPARATE STATIC SWITCHES
23 - E/G 230VAC
24 - F/H 230VAC
ASDS
C extension bus
208/120 with 125 b/u
Rod Control Power Cabinet
From MG output
b/u from A 230VAC
Incore Instrumentation Cabinet
E/G 460VAC
RCP Auxiliaries
Lift Pp - GGEE 460VAC
Motor Heaters - EEGG 460VAC
RVLIS
A - B VIB, 21 Thot process, PT403,
22 WR Thot density comp

B - D VIB, 24 Thot process, PT405
24 WR Thot density comp
PZR Heaters
Control - G 460VAC

B/U 1: G/C 460VAC

B/U 2: E/A 460VAC
Primary Water / BA Pumps
21/22: A/C 460VAC
460/230 x-ties
Breaker interlock for E/G 460

H/F 230 MCCs

H/F 460

U1/U2 CW460

G/C E/A 460 to PZR HTRS
FHB Fans
Supply - G (FHA 460/230V Control Center)

Exhaust - A/B 460
Trip on SEC II,III, IV
Continue running on SEC I
SCADA
CW 120VAC dist bus
B/U from CW 125V batt
Plant Computer
13KV SS Sub #1 or F 460
B/U from CW 125V batt
Excore Inst Pwr
SR - A/B
IR - A/B
PR - A-D
Audible/Scaler - D
Gamma Metrics - C*/D
*b/u from ASDS
Incores
Thermocouples:
2 trains - A/B VIB

Drive unit:
E/G 460

SMM: A/B VIB
RMS
U1: A-D VIB

U2: 3 RMS inverters
A-C 460 with alt. from same bkr
batt for 2 min
Battery Power Supplies
250 - G230
A/B/C 125 - ABC b/u CAB
A/B 28 - AB b/u C
No 'C' 28V Modes 1-4

OPERABLE = Primary chgr
SPAV
Supply - ABC 460VAC
Ret/Exh - AB 460VAC (Intlk w/ supply start)
Elec Pen Exh - AC 230VAC
Inner Stm Pen (23/24)- E230VAC
Outer Stm Pen (21/22) - H230VAC
SW Accumulator Fill Pumps
E/H MCCs
CH Water Pumps
A/B 230VAC

App R switch bypasses RP2, SEC, and ECAC (12 w/ 11 b/u after 2 sec)

BOTH start during all SEC
CAV Outside Air Dampers
CAA48/49 - C 125VDC

CAA50/51 - B 125VDC
SF Pumps
C/B 460VAC (Alt A)

Stopped/Locked out in SEC II-IV
MS10s
D C C D VIBs
MS167s
Hydraulic Oil Pumps:
B B C C 230VAC

MS168 - 3-Way Valve
MS169/SV274 - SSPS A
MS171/SV275 - SSPS B

SOVs energize to dump air to AOVs which FO to vent steam from MS167s
BSCDT Pumps

Turning Gear

Aux Bearing Oil Pp

EHC Pps

GS Exhausters
H/F 460VAC

F 460 b/u from opp unit H 460

F 460 b/u from opp unit H 460

H/F 460VAC

H/F 230VAC
MSR Control System

Turb Supv Inst
24 MAC w/ alt yogawa controller

24 MAC
CN Pumps

HD Pumps

TAC Pumps
H E F

H F G

E F G
SACs

Aux Oil for SACs
1H  2G  1G

1F  2F   1H
BF13's

BF22's
BBCC

BBAA
OHA

Aux Annunciator
21/24 MAC

24/22 MAC
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