Huawei UPS5000-E-125 kVA User Manual page 44

UPS5000-E-125 kVA
User Manual (Integrated UPS 3.0, 02291136)
Silk
Screen
BCB_0V
EPO_NO
EPO_12V
EPO_NC
EPO_12V
SWITCH
STATUS_
OUT
SWITCH
STATUS_
0V
SWITCH
STATUS_
MT
SWITCH
STATUS_
0V
SWITCH
STATUS_
BP
SWITCH
STATUS_
0V
SPD
0V
Issue 01 (2022-09-26)
Description
Port for signal ground
Emergency power-off
(EPO) port
+12V
EPO port
+12V
Port for monitoring the
UPS output circuit
breaker
Port for signal ground
Port for monitoring the
maintenance circuit
breaker
Port for signal ground
Port for monitoring the
bypass input circuit
breaker
Port for signal ground
Port for monitoring the
input AC surge
protective device (SPD)
Port for signal ground
Copyright © Huawei Digital Power Technologies Co., Ltd.
Status
● 12 V: BCB
tripped
If the normally
open (NO) port is
connected to the
EPO_12V port, EPO
is triggered.
If the normally
closed (NC) port is
disconnected from
the EPO_12V port,
EPO is triggered.
● Connected:
circuit breaker
ON
● Disconnected:
circuit breaker
OFF
● Disconnected:
circuit breaker
ON
● Connected:
circuit breaker
OFF
● Connected:
circuit breaker
ON
● Disconnected:
circuit breaker
OFF
● Connected: SPD
enabled
● Disconnected:
SPD disabled
2 Overview
Initial Status
Disconnected
Connected
Connected
Disconnected
Connected
Connected
37