Emerson Liebert Static Transfer Switch - Manual (Page 44)

Installation Drawings
36
Figure 23 Control wiring for remote source selection option
1 2 3 4 6 5
See Note 1
S2 S1 GND GND
Remote Source Selection
PS213007
Rev. 02
NOTES
1. Customer-provided normally open dry contacts. Rating 10mA at 30VDC.
2. Maximum cable length 500 ft. (152m) with #16 AWG, 300V minimum
flexible stranded cable.
3. All control wiring (by others) must be run separate from power wiring .
Control wiring runs should not be combined in the same conduit.
4. Refer to Static Transfer Switch control diagram for location of remote source
selection opt.
5. All wiring must be in accordance with national and local electrical codes.
TB50
Source 1
Preferred
Source 2
Preferred