GE Industrial Solutions ZTSH SERIES 30-4000 AMPS User Manual
Page 21
ZTSH Operation and Maintenance Manual (43R-1000)
N3
T3
N2
T2
N1
T1
NN
TN
E3
E2
E1
EN
CE1
CN1
22
21
20
32
31
30
16
15
20
B1
21
22
32
31
30
206
208
209
306
CE1
CN1
E1,2,3,N - EMERGENCY LINE
T1,2,3,N - LOAD
N1,2,3,N - NORMAL LINE
SWITCHED NEUTRAL OR
SOLID NEUTRAL IF REQUIRED
CR
CR
T
B1
B2
B3
CR
C
NC
NO
U
P1
CN1
23
23A
23B
23C
23Z
28
26
28Z
29
J1
J2
J3
J4
J7
CN1 - POWER RELAY, ENERGIZES TRANSFER
TO NORMAL SOLENOID
W
RT
W -
TIME DELAY TO EMERGENCY
RT - EMERGENCY CONTROL RELAY
CE1 - POWER RELAY, ENERGIZE
VFSM- EMERGENCY VOLTAGE AND
FREQUENCY SENSING RELAY
VFSM
L2
27
RT
J5
T
U
25Z
P1
ENGINE START CONTACT FROM P1
CA
CN/CE
LEGEND
WIRE CONNECTION
WIRE ON MAIN TERMINAL BLOCK
WIRE ON DISCONNECT PLUG
OPTIONAL ACCESSORY
A4
NORMAL
SN
A3
EMERGENCY
MECHANICALLY ACTUATED
NORMAL AND EMERGENCY
POSITION CONTACTS A3 & A4
B2
B3
DS
CA -
LINEAR ACTUATOR CAPACITOR
CN/CE - LINEAR ACTUATOR
(TRANSFER SOLENOID TO
NORMAL AND EMERGENCY)
DS -
DISCONNECT SWITCH FOR SERVICE
XN - NORMAL CONTROL TRANSFORMER
XE - EMERGENCY CONTROL TRANSFORMER
UNDER VOLTAGE RELAYS
COM
TS
YN
J8
J6
J9
CR
33Z
37
W
RT
J10
25
24
C
NC
NO
CEI
36
L1
35Z
SE
J11
35
34
33Y
VFSM
33A
33
RT
38
RT
CR
12A
13
11
12
T -
TIME DELAY ON RETRANSFER
CR -
CONTROL RELAY
YN -
PUSH BUTTON TO BYPASS T
L2 -
NORMAL POSITION LIGHT
U -
ENGINE OVER-RUN TIMER
P1 -
TIME DELAY TO ENGINE START
SN -
MECHANICALLY ACTUATED CONTACTS
(NORMAL POSITION)
SE -
MECHANICALLY ACTUATED CONTACTS
(EMERGENCY POSITION)
L1 -
EMERGENCY POSITION LIGHT
NOTE - ZTSH SHOWN IN NORMAL POSITION WITH NO POWER AVAILABLE
NN
EN
14
APPENDIX A - TYPICAL SCHEMATIC DIAGRAM 40 - 260 AMPS