APC Smart-UPS VT Installation Manual download pdf (Page 45)

990-2283 Smart-UPS® VT 10-40kVA 400V Site Preparation and Installation Manual 37

Communication Wiring to EPO and

Optional Equipment

Pin connections J106 and J108 (EPO)

Note

EPO switch and wiring must be suited for use in a SELV circuit.

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*

* Can be used with External Battery

Temperature Sensor, and APC

Battery Breaker Box.

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

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 59 60

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APC Smart-UPS VT Installation Manual Page 45