VC Pro VRF 50/60Hz
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Part 3 - System Design and Installation
Figure 3-3.13: 28-30HP units fan performance
3.5 Snow Shielding
In areas of high snowfall, snow shields should be installed on air inlets and outlets to prevent snow from entering the units.
Additionally, the height of the base structures should be increased so as to raise the units further off the ground.
Figure 3-3.14: Outdoor unit snow shielding
0
5
10
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19200 19400 19600 19800 20000 20200 20400 20600 20800
Static pressure(Pa)
Air flow (m
3
/h)
Snow shield for air outlet
Snow shield for air inlet
Snow shield for air inlet
Before installing outdoor unit ducting, be sure to remove the unit’s steel mesh cover, otherwise airflow will be
adversely affected.
Snow shield for air outlet
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