CHV Mini VRF 50/60Hz
10 201908
CHV Mini Series Service Manual
5.6 Wide operation temperature range
No matter in extremely cold winter when outdoor
temperature gets as low as -15°C or in hot summer
when temperature is up to 55°C, the Mini VRF system
will keep stable performance.
5.7 Flexible piping design
5.8 Simple signal line connection
Installation is much easier as the communication wiring between indoor & outdoor units can be shared.
The P and the Q are non-polarity terminals, this is capable to reduce the risk of communication problems and simplify
the connecting operation.
Piping Length Permitted Value
Total pipe length 100/120m
Longest pipe length
Actual 60m
Equivalent 70m
The first distributor to the last IDU
20m
Height difference between
IDU~ODU
ODU above 30m
ODU below 20m
Height difference between IDU~IDU 8m
5.9 Auto address setting function
The addresses of indoor units can be set automatically by outdoor unit. It has capability to reduce artificial faults and
manual works.
Wireless controller can enquire and modify the address of each indoor unit.
Outdoor unit can
distribute address
for indoor unit
automatically.
Shield signal wire
Wireless controller can enquire
and modify address of each IDU.
Table 1-5.1: Piping parameters
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