Turn Ups From Maintenance Bypass To Normal Mode - Eaton Powerware 9155 UPS20-30kVA User Manual

2. Use LCD to turn the UPS on internal static bypass mode. Select: CONTROL -> GO TO
BYPASS MODE. Remember to verify the transfer before proceeding the next step.
3. Remove the locking plate of the S1-3 switches.
4. Turn ON the S1 switch to bypass UPS:
. Turn OFF the S3 switch to disconnect UPS output:
6. Use LCD to turn UPS OFF .
7. Turn F1 battery breaker and F2 input to OFF position.
8. Turn OFF the S2 switch to disconnect UPS bypass input:
9. Remount the locking plate of the S1-3 switches to the position to prevent the use of them.
10. UPS is now in the maintenance bypass mode, see below:
Turn UPS from maintenance bypass to normal mode
The procedure to turn the UPS back to normal mode is described below.
Figure 18 The service (bypass supplying the load) positions of the three MBS switches.
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Revision B
UPS 20-30 kVA, 230 V 0/60 Hz output
User's Guide
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