Preparing Materials - Huawei NetCol5000-A035 Quick Manual

NetCol500-A036
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Preparing Materials

Materials Cable ties, OT terminals, cord end terminals, voltage jumpers, water sensor and their
Configured components, teamwork cable, hose clamps, pipe accessories, expansion bolts, and
with the a humidity and temperature (T/H) sensor.
Equipment
Mandator
y item
Engineering
Procurement
Optional
item
• Vacuum pump: 7.2-14.4 m³/h, absolute vacuum ≤ 60 Pa (recommended).
•
Pressure gauge (measure range is greater than 4.0 MPa), leather hose (tolerance
Special range is greater than 4.5 MPa), dedicated for R410A.
•
Tools and Welding torch and welding rod: silver copper welding rod (containing 5% silver).
•
Materials Nitrogen reducing valve: A reducing valve is recommended to install to the outlet
of the nitrogen steel vessel, and the reducing valve range ≥ 4.0 MPa.
•
Dry nitrogen.
Refrigera Pipe components (including copper pipes, thermal insulation
nt pipeline foam, oil traps, and inverted traps) and pipe supports.
Thermal insulation foam and hard pipe conversion adapters
(BSPT 1/2 in., connecting to external threads) + hard pipes
Waterway (using PP-R or C-PVC materials) or pagoda connectors +
hoses (inner diameter: 3/4 in., using EPDM materials),
thermal insulation foam on waterway.
Power cables and on/off signal cables for the indoor and
Cable
outdoor units.
Humidity and temperature sensors and cables outside the
Cable and cabinet, indoor unit racks (determined by actual scenarios),
base and outdoor unit racks or concrete bases (determined by
actual scenarios).
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NetCol500-A072