Filter
Top Products
Overview of Pin Connections
J108 pin connections:
1: Normally open EPO
2: Normally open EPO return
3: Normally closed EPO
4: Normaly closed EPO return
5: +24 V SELV supply
6: SELV ground
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 Battery Enclosures
J106
Pins 1 to 4 are for battery measurement (only applicable to MGE Galaxy 3500 XR Battery Enclosures).
Pins 5 and 6 are for external maintenance bypass Q3 (auxiliary switch N/C type). When Q3 is closed,
signals are fed back to the UPS controller.
Pins 7 and 8 are for external charge control. When 7 and 8 are closed, the UPS charges batteries with a
pre-dened percentage (0–25–50–75–100%) of the maximum charging power. To be used in generator
applications, or if special codes require control of charging. When Q3 is closed, signals are fed back
to the UPS controller.
990-1957C-001
MGE™ Galaxy™ 3500 10-30 kVA 208/220 V Single and Parallel Installation
31