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AIS® 3000 10-40kVA, 400V, Site Preparation and Installation Manual – 990-2258 39
Communication Wiring to EPO and
Optional Equipment
Pin connections J106 (XR Enclosure) and J108 (EPO)
Use only 1-1½mm² copper wire for the connection of the Emergency Power Off (EPO)
and other optional equipment.
J106 Pin Connections:
8 Ext. charging control return
7 External control of charging
6 Q3 active return
5 Q3 active
4 Battery measurement supply*
3 Battery unit quantity*
2 Max. battery temperature*
1 Battery measurement return*
* Should be used with APC XR
Enclosures only
J108 Pin Connections:
1 Normally open EPO
2 Normally open EPO return
3 Normally closed EPO
4 Normally closed EPO return
5 +24V SELV supply
6 SELV ground