Huawei NetCol8000-A045D User Manual page 128

In-room air cooled smart cooling product

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NetCol8000-A(045, 055, 060, 090, 120) In-room Air

Cooled Smart Cooling Product

Issue 05 (2020-10-10)

Figure 4-82 NetCol8000-A045/A055/A090 charging nitrogen to pipes with a

low-temperature component (downflow)

(1) Nitrogen cylinder

(4) Pressure gauge 2

(7) Liquid pipe needle valve

(2) Reducing valve

(5) Low-pressure needle

4 System Installation

(3) Pressure gauge 1

(6) Exhaust pipe needle valve

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