Huawei NetCol5000-A User Manual page 215

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
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Issue 13 (2019-01-15)
Description
XT2 user wiring ports (including ports for reporting common alarms 1 and 2,
port for the startup and shutdown of an outdoor unit, port for the remote
shutdown of an indoor unit, water leak sensor port, smoke sensor port, and
port for reporting mains outage alarm)
Circuit breakers from left to right: compressor circuit breaker QF3, electric
heater circuit breaker QF4, electric humidifier circuit breaker QF5, two fans
circuit breaker QF6, upper-level circuit breaker QF8 of the transformer and
water pump circuit breaker QF9
SPD
General power circuit breaker QF1 for L1, L2, and L3
PE
Current Transformer
Electric heater contactor KM1, electric humidifier contactor KM2, water
pump contractor KM3, and crankcase heater contactor KM4
Voltage jumper
24 V AC transformer
Humidifier controller
J73 teamwork communications port 2 on the main control board
J73 teamwork communications port 1 on the main control board
Manual water drain switch for the humidifier cylinder
Copyright © Huawei Technologies Co., Ltd.
A Electrical Ports of an Indoor Unit
206