Emerson Liebert Static Transfer Switch - Manual (Page 46)

Installation Drawings
38
Figure 25 Control wiring for the input contact isolator board option
1 16 2 3 4 5 7 8 9 6 15 14 13 12 11 10
J51
“NO CUSTOMER CONNECTION”
INPUT CONTACT ISOLATOR BOARD
02-810012-XX
PS213002
Rev. 02
NOTES:
1. Customer control wiring connection points are Terminals 1 through 16
(see Table J51).
2. Customer-provided, normally open, dry contacts for user alarm messages.
3. Refer to installation, operation AND maintenance manual for configuring the
input contact isolator board option.
4. All control wiring (by others) must be run separate from power wiring. Control
wiring runs should not be combined in the same conduit.
5. Refer to static transfer switch control connection diagram for location of input
contact isolator board option.
6. Signal voltage: 100mA @ 12VDC.
7. Maximum cable length 500 ft. (152 meters) with #16 AWG flexible, stranded cable.
8. All wiring must be in accordance with national and local electrical codes.
Table J51
Input
Contact Pin No.
1
1
2
2
3
4
3
5
6
4
7
8
5
9
10
6
11
12
7
13
14
8
15
16