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UPS5000-S-1600 kVA
User Manual
Silk Screen
Control
Module 1
BTG
In use
Controls
power unit 1
and power unit
0V
2.
GEN
In use
Controls the
entire UPS
system.
0V
BCB_OL
In use
Controls
power unit 1
and power unit
2.
BCB_STA
BCB_DRV
BCB_0V
EPO_NO
In use
Controls the
entire UPS
system.
EPO_12V
EPO_NC
EPO_12V
SWITCH
STATUS_OU
T
Issue 04 (2020-03-03)
Control
Description
Module 2
In use
Port for
detecting battery
Controls the
grounding faults
power unit
3.
Port for signal
ground
N/A
Port for
detecting diesel
generator (D.G.)
mode
N/A
Port for signal
ground
In use
Port for
detecting the
Controls the
BCB box
power unit
3.
Port for
monitoring the
battery switch
Controls battery
circuit breaker
trip. When the
voltage is +12
V, the circuit
breaker trips.
Port for signal
ground
N/A
Emergency
power-off
(EPO) port
N/A
+12 V
N/A
EPO port
N/A
+12 V
N/A
Port for
monitoring the
UPS output
circuit breaker
Copyright © Huawei Technologies Co., Ltd.
Status
Connected:
battery grounding
fault
Disconnected: no
battery grounding
fault
Connected: D.G.
mode
Disconnected:
non-D.G. mode
Grounded: BCB
box connected
Disconnected:
BCB box not
connected
Connected:
battery switch ON
Disconnected:
battery switch
OFF
0 V: battery
switch not tripped
12 V: battery
switch 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
2 Overview
Initial Status
Disconnected
Disconnected
Grounded
Disconnected
0 V
Disconnected
Connected
Connected
31
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