American Power Conversion 208/220 Pin connections J106 XR Enclosure and J108 EPO

Electrical Installation – Communication Wiring to EPO and Optional Equipment

Pin connections J106 (XR Enclosure) and J108 (EPO)

L1

L2

L3

N

N

L1

L2

L3

J106 Pin Connections:

8Ext. charging control return

7External control of charging

6Q3 active return

5Q3 active

4Battery measurement supply*

3Battery unit quantity*

2Max. battery temperature*

1Battery measurement return*

*Should be used with APC XR Enclosures only

J108 Pin Connections:

1 Normally open EPO

2Normally open EPO return

3Normally closed EPO

4Normally closed EPO return

5+24V SELV supply

6SELV ground

Pin connections J106 (UPS) to J200 (XR Enclosure - option)

Pins 1 through 4 are for battery measurement (only applicable to APC XR Enclosures).

Pins 5 & 6 are for external maintenance bypass Q3. When Q3 is closed, signals are fed back to the UPS controller.

Pins 7 & 8 are for external charge control. When 7 & 8 are closed, the UPS charges batteries with a pre-defined percentage (0-100%) of the maximum charging power. To be used in generator applications, or if special codes requires control of charging.

34 Smart-UPS® VT 10-30 kVA, 208/220 V Site Preparation and Installation Manual 990-1598B