38 Smart-UPS
®
VT 10-40kVA, 400V, Site Preparation and Installation Manual – 990-1986
Communication Wiring to EPO and
Optional Equipment
J106 and J108 pin connections
Note
EPO switch and wiring must be suited for use in a SELV circuit.
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
J106 Pin Connections:
1 Battery measurement return
2 Max. battery temperature
3 Battery unit quantity
4 Battery measurement supply
5 Q3 active
6 Q3 active return
7 Ext. charging control
8 Ext. charging control return
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