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Type S Automatic Load-Transfer Control Installation, Operation, and Maintenance Instructions
36
D
I
G
17
II
14
25
24
15
11
L6
L5
L4
L3
L6
L5
12 11 10 9
4 3 2 1
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1 2 3 4
1 2 3 4
TM2
TM1
S1
S2
S3
5
6
7
8
9
10
11
12
1
2
3
4
T3
T1
T2
S6
L4
L3
L1
L2
TB3
TB4
L7
1 3 5
2 4 6
S7
S4
S5
A
A
6
3
6
3
5
4
1
2
4
1
4
1
5
2
5
2
6
3
C
6
5
4
3
2
1
A – SURGE PROTECTOR CIRCUIT BOARD
D – DIODES CIRCUIT BOARD
R – RELAY TIE BOARD
TB1 – TRANSFER SWITCH OPERATORS TERMINAL BLOCK
TB2 – POTENTIAL SENSING TRANSFORMERS TERMINAL BLOCK
TB3 – INTERMEDIATE TERMINAL STRIP
TB4 – INTERMEDIATE TERMINAL STRIP
TM1 – PREFERRED TO ALTERNATE TIMER
TM2 – ALTERNATE TO PREFERRED TIMER
T1-T2-T3 – LATCH RELAY STATUS TEST JACKS
FU – PHASE FUSES
S1 – MANUAL OPER – SOURCE I SWITCH
S2 – MANUAL OPER – SOURCE II SWITCH
S3 – OPERATION SELECTOR SWITCH
S4 – SOURCE PREFERENCE
– RETURN MODE SWITCH
S5 – CONTROL MODE SWITCH
S6 – LAMP TEST SWITCH
L1 – SOURCE I ENERGIZED LAMP
L2 – SOURCE II ENERGIZED LAMP
L3 – SWITCH I – OPEN LAMP
L4 – SWITCH I – CLOSED LAMP
L5 – SWITCH II – OPEN LAMP
L6 – SWITCH II – CLOSED LAMP
FAULT BLOCK ACCESSORY
FB – FAULT BLOCK TIE BOARD
TB5 – FAULT BLOCK TERMINAL BOARD
S7 – RESET SWITCH
L7 – FAULT BLOCK OPERATED LAMP
FU
ABCX
Y
Z
FU–A
FU–B
FU–C
FU–XFU–Y
FU–Z
1
2
1
2
1
2
1
2
1
2
1
2
TB1
TB2
A
A
A B C X Y Z
11 15 G 14 13
16 26 23 24 25 21
A B C G1 G2 X Y Z
11 15 14 13 16 G1
G2 26 23 24 25 21
17 18 IA IB IC IN IN IX IY IZ 27 28
TB5
FB
IA IB IC IX IY IZ G D IN
W U S P M 17 28
V T R N L
J1
J2
J4
J3
R
B
C
A
G
J
P
D
4
11
M
K
5
W
X
Y
Z
FN FP FR
31 32 44 43 41
I 42 33 34
FG FS FT
12 II R R1 L L135 22 45
8 7 6 5
2 1 8 7
3 4 5 6
2 1 8 7
3 4 5 6
Tables 21 through 40 identify the
point-to-point wiring between
circuit components.
Tables 36–40 apply to S Controls
with the Fault Block Accessory.
The physical location of the cir-
cuit components and their termi-
nals identification are shown in
Figure 27.
Figure 27.
Location of circuit components wiring terminal identification.
WIRING TABLES