Figure 5-5 Ports on the backfeed protection card
Table 5-2 Port description for the backfeed protection card
Port Position Silk Screen
Signal Description
MFP (mains
feedback
protection)
MFP_NO
The MFP port is the signal port for the mains
backfeed protection. NO and COM are normally
open contacts. NC and COM are normally closed
contacts. When a backfeed occurs, the normally
open contacts are closed and the normally closed
contacts are open.
MFP_COM
MFP_NC
BFP (bypass
feedback
protection)
BFP_NO
The BFP port is the signal port for the bypass
backfeed protection. NO and COM are normally
open contacts. NC and COM are normally closed
contacts. When a backfeed occurs, the normally
open contacts are closed and the normally closed
contacts are open.
BFP_COM
BFP_NC
RSV
(reserved)
RSV_NO
Reserved
RSV_COM
RSV_NC
5.4 Intelligent Detection Card
In the integrated UPS solution, the intelligent detection card detects the
temperatures of the copper bars, switches, and environments of the battery,
bypass input, mains input, output, bypass input of the switch cabinet, mains input
of the switch cabinet, and output of the switch cabinet, and monitors the status of
the mains input, bypass input, and output switches of the switch cabinet.
It is 1 U high and supports hot swap.
UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Module)
5 Optional Components
Issue 02 (2021-04-22)
Copyright © Huawei Technologies Co., Ltd.
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