Cooper Lighting S260-75-1 - Manual (Page 11)

S260-75-1
11
!
SAFETY
FOR LIFE
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Z
Y
X
G
2
G
1
C
B
A
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19
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16
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13
12
11
10
9
8
7
6
5
4
3
2
1
22
21
A
A
B C D E F G H J K
B C D E F G H J K
L
L
M N P R S T U V
M N P R S T U V
A
A
B C D
B C D
E
E
F G H
F G H
G
F
E
D
C
B
A G
F
E
D
C
B
A
G
F
E
D
C
B
A G
F
E
D
C
B
A
K
J
H K
J
H
T
S
R
P
N
M
L
T
S
R
P
N
M
L
V
U V
U
TB2
TB6 TB5
"PT"
"PT"
"SW"
"SW"
S CONTROL TRANSFER SWITCH OPERA
T
ORS
POTENTIAL
SENSING
TRANSFORMERS
LOAD T
A
P
TYPE CI SWITCH
SOURCE I
SEE INSER
T
FOR
INTERNAL CONNECTIONS
NOTE: FOR SINGLE-PHASE SENSING JUMPER TERMINAL
A
T
O
B T
O
C
AND
TERMINAL
X T
O
Y
T
O
Z
ON TB2
INTERNAL
CONNECTION DIAGRAM:
C-INTERRUPTER # 1
SOURCE I
AND SOURCE II MUST
PRESENT
THE SAME PHASE
ROT
A
T
ION T
O
THE
LOAD.
SOURCE II
POTENTIAL SENSING TRANSFORMERS 500 V
A
MIN
120 V
AC, 60 HZ
SECONDARIES
SEE INSER
T
FOR INTERNAL CONNECTIONS
INTERNAL
CONNECTION DIAGRAM:
C-INTERRUPTER # 2
POTENTIAL SENSING TRANSFORMERS 500 V
A
MIN
120 V
AC, 60 HZ
SECONDARIES
LS3 (NC)
8
7
6
5
4
3
2
1
9
10
T
S
R
P
N
M
L
V
U
TRIP COIL
R
M
CLOSE COIL
LS2 (NO)
LS2 (NC)
LS3 (NO)
LS1 (NC)
LS4 (NC)
LS4 (NO)
KEY
:
NC = NORMALL
Y
CLOSED NO = NORMALL
Y
OPEN M = MOT
OR
R = RESIST
OR
TYPE CI SWITCH
LS3 (NC)
8
7
6
5
4
3
2
1
9
10
TRIP COIL
R
M
CLOSE COIL
LS2 (NO)
LS2 (NC)
LS3 (NO)
LS1 (NC)
LS4 (NC)
LS4 (NO)
G
F
E
D
C
B
A
J
H
K
N A B C
N X Y Z
Figure 7.
Connection diagram for Type S load-transfer control operating the Type PST-6 switch. (The transformer cutouts,
tap fuses, reclosers, and arresters are not shown.)