Owner manual

Gamatronic Electronic Industries Ltd.
POWER
+
RM
50 KVA, N.Am. Std. – User Guide, Release 1.9
172
13.2 Returning the UPS to normal operation
To move the system from maintenance bypass mode to normal operation mode:
1. Switch ON the BATTERY circuit breaker.
2. Switch ON the RECTIFIER AC INPUT circuit breaker.
3. Switch ON the BYPASS AC INPUT circuit breaker.
4. Switch ON the UPS (refer to section 6.1, Start-up after Shutdown, on page 66).
5. Press the INV/BYP button twice to put the UPS into bypass mode.
6.
Verify that the bypass indicator is lit on the controller.
7. Switch ON the AC OUTPUT circuit breaker.
8. Switch OFF the MAINTENANCE BYPASS circuit breaker.
9. On the controller front panel, press the INV/BYP button twice to put the UPS in inverter
(normal) mode.
10. Verify that the green INV indicator is lit on the controller front panel.
The loads are now supplied by the UPS.