Connecting The Power Cable - Huawei NetCol8000-E220 User Manual

NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
(4) Spray pump
contactor
KM4/KM5,
Overload relay
K1/K2
(7) Spray pump
switch QF10/QF11
(10) Fuse
(13) SPD switch
QF7
(16) Active
power switch QF1
(19) Standby power
switch QF2
(22) Active power
supply
(25) Signal cable
terminals
(28) Power Module

3.12.2 Connecting the Power Cable

Procedure
Step 1 Open the electric control box outside the device.
Step 2 Connect one end of the primary and secondary power cables to the active power supply
terminal/standby power supply terminal/PE terminal through the cable hole in the electric
control box of the NetCol8000, and connect the other end to the PDF or UPS.
Issue 02 (2019-10-10)
valve relay K6
(5) Fan power cable terminals
(8) Dual power switchover
contactor KM1
(11) Intermediate contactor
KM3
(14) Driver switch QF5
(17) SPD switch QF3
(20) SPD switch QF4
(23) Standby power supply
(26) Main control module
(29) SPD and voltage
detection board FV1/2
Copyright © Huawei Technologies Co., Ltd.
3 Installation Guide
(6) Exhaust fan switch QF8, Indoor
fan switch QF9, LED switch QF12,
Electric heater switch QF13,
Crankcase heater switch
QF14/QF15
(9) Dual power switchover
contactor KM2
(12) Surge protective device (SPD)
3
(15) Driver switch QF6
(18) SPD1
(21) SPD2
(24) Cooling power supply
(27) Backplane
(30) Electric heater of
low-temperature component
50