Intelligent Detection Card - Huawei UPS5000-H User Manual

UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Modules)
Figure 5-5 Ports on the backfeed protection card
Table 5-2 Port description for the backfeed protection card
Port Position
MFP (mains
feedback
protection)
BFP (bypass
feedback
protection)
RSV
(reserved)

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.
Issue 03 (2021-08-03)
Silk Screen Signal Description
MFP_NO The MFP port is the signal port for the mains
backfeed protection. NO and COM are normally
MFP_COM
open contacts. NC and COM are normally closed
contacts. When a backfeed occurs, the normally
MFP_NC
open contacts are closed and the normally closed
contacts are open.
BFP_NO The BFP port is the signal port for the bypass
backfeed protection. NO and COM are normally
BFP_COM
open contacts. NC and COM are normally closed
contacts. When a backfeed occurs, the normally
BFP_NC
open contacts are closed and the normally closed
contacts are open.
RSV_NO Reserved
RSV_COM
RSV_NC
Copyright © Huawei Technologies Co., Ltd.
5 Optional Components
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