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32 GE Zenith Controls
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ZTG/ZTGD Operation and Maintenance Manual (70R-1000D)
Power Panel and Replacement Parts (cont’d)
Delayed Transition - 1600 to 3000 Amps
SCR-N/SCR-E
SCR-NO/SCR-EO
SCR PS-8896*
Stock Numbers by Amperage
Tag Description
Recommended
as Spares
1600 2000 3000
N1,2,3
E1,2,3
T1,2,3
NLN,ELN
Cable Connection Lug, CU Wire
S-1126F(2)
Optional
(8) 600MCM-2
Stationary Contact Assembly Kit 23P-4134X 23P-4134Y 23P-4134Z
Arc Grid Assembly Kit 23P-1171 23P-1171 23P-1171
Movable Contact Assembly Kit 23P-1400 23P-1400 23P-1344
CN/CNO
CE/CEO
Main Operator Solenoids * See Chart Below
Voltage System
Volts Ph Wire Coil VDC Pole
Solenoid Part No.
120 1 2 120 2 S.P.O. S.P.O. S.P.O.
120/240 1 3 240 2,3 K-2151 K-2151 K-2151
240 3 3 240 3 K-2151 K-2151 K-2151
120/208 3 4 208 3,4 K-2151 K-2151 K-2151
480 3 3 480 3 K-2160 K-2160 K-2160
575 3 3 575/600 3 S.P.O. S.P.O. S.P.O.
277/480 3 4 480 3,4 K-2160 K-2160 K-2160
120/240 2 4 240 4 K-2151 K-2151 K-2151
240/416 3 4 416 3 Consult Factory
Operating Coil Hardware Kit
SN/SNO-1,2 Switch Bracket Assembly 23P-1540 23P-1540 23P-1540
SE/SEO-1,2 Switch Bracket Assembly 23P-1541 23P-1541 23P-1541
SN/SNO-3,4 Switch Bracket Assembly 23P-1542 23P-1542 23P-1542
SE/SEO-3,4 Switch Bracket Assembly 23P-1543 23P-1543 23P-1543
STATIONARY
CONTACT
MOVABLE
CONTACT
CE/
CEO
CN/
CNO
ARC GRID
ASSEMBLY
SCR-N
SCR-NO
SCR-EO
SCR-E
N3
N2
N1
E1
E2
E3
NN
EN