Huawei NetCol5000-A User Manual page 66

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
(1) Liquid pipe needle valve
(4) High pressure valve

Issue 13 (2019-01-15)
Figure 3-32 Charging nitrogen to pipes without configuring low-temperature component
If low-temperature component is configured and installed, charge nitrogen from (1), (2),
and (3), as shown in Figure
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(2) Low-pressure needle valve
(5) Reducing valve
3-33.
3 Installation Guide
(3) Low pressure valve
(6) Nitrogen steel vessel
57