UPS 40-160 kVA, 400 V 50/60 Hz output
User’s and Installation Guide
1023294
Revision C
48
7.11.2 Turn UPS from mechanical bypass to normal mode
The procedure to turn the UPS back to normal mode is described below.
1.
The normal start position should be following:
2.
Turn ON rectifier switch to connect rectifier input to UPS.
3.
Turn ON S2 switch to connect bypass input to UPS:
4.
Perform UPS start-up procedure (bypass mode) contained in paragraph 7.2.
5.
Turn ON S4 switch to connect UPS output to load.
6.
Turn OFF S3 switch to disconnect bypass output.
7.
Perform transfer from bypass to normal mode as described in paragraph 7.5.
Remember to verify the transfer before proceeding the next step.
8.
UPS is now in Normal mode, see below:
