Figure 41. The normal positions of the three MBS switches.
Turn UPS from normal mode to mechanical bypass
The procedure to turn the UPS to mechanical bypass switch is described below.
Figure 42. The normal (UPS supplying the load) positions of the three MBS switches.
No break transfer from normal mode to Service Bypass:
1.The normal start position should be following:
OFF ON ON
2.Use LCD to turn the UPS on internal static bypass mode. Remember to verify the transfer before proceeding the next step.
3.Remove the locking plate of the
4.Turn ON the S1 switch to bypass UPS:
ON
ON ON
5.Turn OFF the S3 switch to disconnect UPS output:
ON 
OFF
ON
6.Use LCD to turn UPS OFF.
7.Turn F1 battery breakers and F2 input to OFF position.
38 | UPS 8 – 15 kVA, 230V 50/60 Hz output | 1022403 |
| User’s Guide | Revision B1 |