4.3.2 Cables
NO TICE
● The cable diameter must comply with local cable standards. The factors that
affect cable selection include the rated current, cable type, routing mode,
ambient temperature, and maximum expected line loss.
● Waterproof connectors for cables should be designed according to the
recommended cable specifications in the following table. If a cable used onsite
does not meet the recommended specifications, the cable may fail to be routed
through the waterproof connector or the waterproof connector may fail to be
secured.
● The onsite grounding resistance must comply with related standards.
Table 4-3 Cables
Item
Recommended Specifications
Power cable
Active power input: 3 x 70 mm
2
(L1/L2/L3) + 35 mm
2
(PE)
Standby power input: 3 x 70 mm
2
(L1/L2/L3) + 35 mm
2
(PE)
(Optional) T/H
sensor cable, water
sensor (rope type),
and teamwork and
monitoring
communications
cable
CAT 5e or higher shielded network cable
Equipotential
ground lug/ground
cable
● Ground lug: Use hot-dip zinc-coated flat steel sheet
with a cross-sectional area greater than or equal to 50
mm
2
.
● Ground cable: Use equipotential ground cables with a
cross-sectional area of at least 16 mm
2
and route the
ground cables through a plastic-coated metal hose.
4.4 Installing a Unit
4.4.1 Unpacking and Checking
Context
Move the unit closest to the installation position before unpacking it to facilitate
movement and avoid damage.
FusionCol8000-E240 Modular Indirect Evaporative
Cooling System
User Manual
4 System Installation (Building Scenario)
Issue 03 (2021-04-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
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