The Range Of Production Working Temperature - Gree Ultra Heat GMV Multi VRF Series Owner's Manual

GMV-V72W/A-F(U)
GMV-V96W/A-F(U)
GMV-V192WM/A-F(U)
The total capacity of indoor units should be within 50%~135% of that of outdoor units. While the rate
is over 100% and all IDUs are on run, the units cooling or heating capacity will be wakened.
Fig.2 is the combination view of the ODU of Ultra Heat GMV Multi VRF Modular System and the IDU
of Multi VRF System. IDU can be cassette type, one-way cassette type, wall-mounted type, duct type,
etc. When any one IDU receives operation signal, ODU will start to work according to the capacity; when
all IDUs stop, ODU will also stop.

2.4 The Range of Production Working Temperature

Cooling operation
Heating operation
When the indoor units are all VRF air processor, the unit operating range is as follows:
Cooling operation
Heating operation
NOTICE! Out of the working Temperature Range may damage this products and will
invalidate the warranty.
Electrify the unit 8 hours before operation. Please switch on for 8 hours before operation. Do
not cut off the power when 24 hours short-time halting (to protect the compressor).
Fig.2
Ambient temperature: -10ºC(14ºF)~52ºC(125.6ºF)
Ambient temperature: -30ºC(-22ºF)~24ºC(75.2ºF)
Ambient temperature: 16ºC(60.8ºF)~45ºC(113ºF)
Ambient temperature: -7ºC(19.4ºF)~16ºC(60.8ºF)
4
Ultra Heat GMV Multi VRF
12
17
34