DC Inverter Side Discharge VRF Ⅱ for North America
3
The maximum length of connection pipe is 300m
（
984ft
）
(in total) and the farthest
connection pipe between indoor and outdoor units can be 120
（
394ft
）
m’s long, which has
extended the installation condition and reduced the limit of installation distance.
（
4
）
Wide operation range
Units can operate reliably in a wide temperature range (cooling: -5~48
℃（
23~118°F
）
,
heating: -20~27
℃（
-4~81°F
）
)
（
5
）
Fine sound quality
Through a series of optimized measures, system has reduced the throttle noise and
oil return noise of indoor units, gas bypass noise, etc. so that units are more comfortable
regarding sound quality.
（
6
）
Intelligent PID capacity regulation
With the independently developed PID capacity regulation technology, units are able
to control the indoor ambient temperature more quickly and reduce the fluctuation of room
temperature.
（
7
）
Complete protection
Units are equipped with a series of protection to accurately identify errors and protect
the units, which has ensured reliable and safe operation.
3 Specifications
3.1Outdoor Unit
Refrigerant charge
volume
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