Huawei NetCol5000-A035 Quick Manual page 11

Scenario 3: Installing outdoor unit with a rack
NetCol500-A036
For the procedure for installing outdoor unit with a rack, see the outdoor unit user manual.
5
Welding Refrigerant Pipes
Indoor and Outdoor Connection Diagrams
5.1
1. When outdoor unit is installed horizontally, the outdoor unit and the low-temperature component
must be at the same height. When outdoor unit is installed vertically, the outdoor unit must not be
lower than the low-temperature component, and the height difference cannot exceed 1.5 m.
2. When calculating the height difference, the compressor base is regarded as the baseline for the
indoor unit.
3. The inverted trap should be higher than the top copper pipe of the condenser.
4. In the figure,
pipe tilting direction should be consistent with the hypotenuse of the right triangle.
Bottom pipe routing
Unit: mm
is a sign of a tilt, indicating that the scale of the pipe tilting is at least 1:200. The
NetCol500-A072
11
(1) Inverted traps
(2) Oil traps
(3) Tilted gas pipe
(4) Tilted liquid pipe