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Electrical Installation – Communication Wiring to EPO and Optional
990-1598B Smart-UPS® VT 10-30 kVA, 208/220 V Site Preparation and Installation Manual 35
XR Enclosure, APC Maintenance Bypass Panel, and Generator Control wiring
Pins 1 through 4 are for battery measurement (only applicable to APC XR Enclosures).
Pins 5 through 6 are for external maintenance bypass Q3.
Pins 7 and 8 are for external charge control.
Note
When connecting the Q3 auxiliary signal, use gold-plated N/C auxiliary switch on Q3.
8
7
6
5
4
3
2
1
J106
Q3
switch
Charging control switch
J200 (XR Batteries)
4
3
2
1