Gree GMV6 Series User Manual

Gree GMV6 DC Inverter VRF Units Service Manual
40
Debugging Parameter Reference Value for DC Inverter VRF Unit
No.
Debugging item
Parameter name
Unit
Reference value
Remark
8
System
parameter
Outdoor
unit’s
parameter
System low pressure
℃
（
℉
）
● When the unit operating in the
cooling mode at the ambient
temperature of 25~35
℃（
77~95
℉）
,
the system low pressure value is 0~8
℃
（
32~46.4
℉
）
;
● When the unit operating in the heating
mode at the ambient temperature of -
5~10
℃（
23~50
℉）
, the system low
pressure value is -15~5
℃
（
5~41
℉
）
;
—
9
Opening of electronic
expansion valve of
heating
PLS
● During cooling operation, the
electronic expansion valve of heating is
3000PLS;
● During heating operation, the
adjustable range of the opening of
electric expansion valve opening is
720~3000PLS.
—
10
Operation frequency of
inverter compressor
Hz ● Change among 20Hz~140Hz —
11
IPM module
temperature of inverter
compressor
℃
（
℉
）
● IPM module temperature is lower than
80
℃（
176
℉）
. The highest
temperature doesn’t exceed 95
℃（
203
℉）
.
—
12
Drive bus voltage of
inverter compressor
V
● The normal bus voltage is 1.414 times
of the Power
voltage. For example, if the
three-phase Power
voltage is 208V, then
the rectified bus voltage is: 208V×1.414
= 294V. The normal deviation between
the measured value and the calculated
value within 15V.
—
13
Fan operation
frequency
Hz
● Adjust the operation in the range of
0~75Hz according to the system
pressure adjustment.
—
14
Indoor
unit’s
parameter
Inlet tube temperature
of indoor heat
exchanger
℃
（
℉
）
● According to the ambient temperature,
the inlet temperature is 1
℃（
33.8
℉）
~7
℃（
44.6
℉）
lower than the outlet
temperature for the same indoor unit
under cooling mode.
●The inlet temperature is 10 ~20
℃
（
50~68
℉）
lower than the outlet
temperature for the same indoor unit
under the heating mode.
—
15
Outlet tube temperature
of indoor heat
exchanger
℃
（
℉
）
—
16
Opening of indoor
electronic expansion
valve
PLS
● 2000PLS electronic expansion valve:
the opening is adjusted automatically in
the range of 200~2000PLS;
● 480PLS electronic expansion valve:
the opening is adjusted automatically in
the range of 70~480PLS.
—
17
Drainage
system
— —
● The indoor unit drains smoothly and
thoroughly, and the condensate water
pipe has no slope water storage; the
outdoor unit can drain water from the
drain pipe without dripping directly from
the unit foundation.
—
18 Other — —
●There is no abnormal noise for the
operation of the compressor, indoor fan
and outdoor fan. The unit is running
normally.
—

Gree GMV6 Series Specifications

General

Brand	Gree
Model	GMV6 Series
Category	Inverter
Language	English