Huawei NetCol5000-A User Manual page 33

NetCol5000-A 42 kW Air Cooled In-row Precision Air
Conditioner
User Manual
Table 3-5 Connecting cable tools
Appearance, specifications, and name
ESD gloves
Heat gun
Table 3-6 Commissioning tools
Appearance, specifications, and name
Pressure gauge (2
PCS)
Clamp meter
a: The pressure gauge and leather hose should be used especially for R410A, the
measurement range of the pressure gauge must be greater than or equal to 4.0 MPa, and the
tolerance range of the leather hose must be greater than or equal to 4.5 MPa. The size of
needle valve in the unit is 1/4 inch. Purchase a conversion adapter if you have a different
size of valve on leather hoses.
b. The airflow of the vacuum pump should be within 2–4 L/s and the absolute vacuum
degree should be less than or equal to 60 Pa.
c: Dry nitrogen
d: A reducing valve should be used on the nitrogen cylinder port. The measuring range of
the reducing valve should be at least 4.0 MPa.
Issue 01 (2017-07-27)
Insulation gloves
Crimping plier
Leather hose (5
a
PCS)
Electronic scale
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Copyright © Huawei Technologies Co., Ltd.
Wire stripper
N/A
N/A
Vacuum pump
a
Antifreeze gloves
3 Installation Guide
Polyvinyl chloride
(PVC) insulation tape
N/A
N/A
b c
Nitrogen
Reducing valve
d
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