Monitoring Interface Card - Huawei UPS5000-E User Manual

UPS5000-E-(60 kVA-125 kVA)
User Manual (Integrated UPS 3.0)
Silk Screen
SWITCH
STATUS_MT
SWITCH
STATUS_0V
SWITCH
STATUS_BP
SWITCH
STATUS_0V
SPD
0V

2.3.4.4 Monitoring Interface Card

● Only once being set will dry contact signals take effect. Disable unused dry
● In a parallel system, ensure that used dry contacts properly connect to each
The monitoring interface card provides external ports as well as monitoring and
control functions for the MDU. The ports include the ambient temperature and
humidity sensor port, FE port, battery temperature monitoring port, and network
management port. The MDU monitors the UPS, allows users to set parameters,
delivers commands, reports system information, and displays key UPS information
and parameters on the LCD.
Issue 03 (2022-01-19)
Description
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
NO TE
● A port on the dry contact interface card takes effect only after it is set on the
monitoring system. Disable the unused dry contact signals .
● Set the EPO port to NO or NC as required.
● When multiple UPSs are paralleled, all dry contact signals to be used need to connect to
each UPS.
● Signal cables must be double-insulated twisted cables. If the cable length is within 25–
50 m, the cross-sectional area must be 0.5–1.5 mm
NO TICE
contact signals on the monitoring system.
UPS.
Copyright © Huawei Technologies Co., Ltd.
Status
● Disconnected:
circuit breaker
ON
● Connected:
circuit breaker
OFF
● Connected:
circuit breaker
ON
● Disconnected:
circuit breaker
OFF
● Connected: SPD
enabled
● Disconnected:
SPD disabled
2
.
2 Overview
Initial Status
Disconnected
Connected
Connected
34