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Chapter 7 Maintenance Bypass Panel Operations
Three Phase MPB
UPS start-up with HotSwap MBP
Note: Verify that the total equipment ratings do not exceed the UPS capacity to prevent an overload
alarm.
1. Check that the UPS is correctly connected to the HotSwap MBP (see previous chapter 4).
Attention! If the UPS if equipped with outlets, those outlets can no longer be used (loads
can only be connected to the MBP outlets or the MBP Output terminal blocks).
2. Verify that the MBP terminal blocks are connected to the AC source
3. Check that the MBP manual Bypass switch is to the "
4. Set the upstream circuit breaker (not provided) to the " " position (On) to switch On the utility
power, and also set the Bypass source upstream circuit breaker (not provided) to the " " position
(On) to switch on the Bypass power
5. Verify that the "
powered by the AC source, or Bypass AC source
6. Set the Normal AC source switch and the Bypass AC source switch
position
7. Verify that the UPS is correctly powered (UPS display panel illuminates).
8. Press the UPS "
9. Put the UPS in "
10. Verify that the UPS is in Bypass mode by checking
11. Verify that the "
power is available on the MBP.
Important! Do not continue with the next step if the "
is still off (the load will be lost).
12. Set the MBP manual Bypass switch to the "
the MBP turns off, indicating that the load is now powered by the UPS.
98
.
(*)
"
" button to start the UPS.
"
"
of the MBP turns on, indicating that the load is now
.
(*)
", see
Display Functions
UPS display panel ( see item 3)
of the MBP turns on, indicating that the UPS output
" position: the "
6U Rack or Tower UPS RT8kVA and RT11kVA IUOMG
.
(*)
.
of the MBP to the " "
(*)
/
Control - Go to
Bypass.
.
"
of the MBP
"
of
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