Huawei NetCol5000-A User Manual page 143

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
5.1 Commissioning Tools
The following lists the tools for commissioning the NetCol5000-A. Add or delete tools as
required.
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5.2 Vacuumizing and Charging in Refrigerant
Wear protective gloves when handling refrigerant to avoid injury from refrigerant leakage.
5.2.1 Calculation about the Charged the Refrigerant and
Refrigerant Oil
Refrigerant
Calculate the total one-way length of pipes connecting the indoor unit and the outdoor unit by
referring to
The refrigerant is R410A. You are suggested to use it from the brand of Dupont, Daikin,
Honeywell, or the same quality refrigerant.
charged.
Issue 13 (2019-01-15)
5
Wrench: adjustable wrench.
Vacuumization and charging tools: pressure gauge (scale ≥ 4.0 MPa), leather hose
(bearing pressure ≥ 4.5 MPa), and vacuum pump.
Measuring tools: multimeter, clamp meter, and electric balance.
Protective tools: insulation gloves, boots, and antifreeze gloves.
Others: torch.
Table 3-12. L is short for the length.
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Power-On Commissioning
Table 5-1 and
5 Power-On Commissioning
Table 5-2 show the refrigerant to be
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