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HWE09080 GB
(2) Heating operation
Item
3-unit combination
PQHY-P264YSHMU-A
PQHY-
P96YHMU-A
PQHY-
P96YHMU-A
PQHY-
P72YHMU-A
Operating
conditions
Indoor temperature DB/WB 21.1°C/- [70°F/-]
Heat source water temperature °C [°F] 21.1 [70]
Heat source water flow rate
m3/h
G/h
gpm
5.76
[1522]
[25.4]
5.76
[1522]
[25.4]
5.76
[1522]
[25.4]
Indoor
unit
No. of connected units
Unit
6
No. of units in opera-
tion 6
Model - 48/48/48/48/36/36
Pipe
length
Main pipe
m [ft]
5[16-3/8]
Branch pipe 10 [32-3/4]
Total pipe length 65 [213-1/4]
Fan speed - Hi
Refrigerant charge
kg
[lbs-oz] 23.5 [52]
Heat source
unit
Current A 66.1
Voltage V 230
Compressor frequency Hz 70 70 70
LEV opening
Indoor unit
Pulse
406/406/406/406/332/332
SC (LEV1) 0
LEV2 1400 1400 1400
Pressure
switch
High pressure (after O/S)/
Low pressure (before accumu-
lator)
MPa
[psi]
2.81/0.80 2.81/0.80 2.81/0.80
[408/116] [408/116] [408/116]
Sectional
temperatures
Heat
source
unit
Discharge (TH4)
°C [°F]
77 [171] 77 [171] 77 [171]
Heat exchanger outlet 5 [41] 5 [41] 5 [41]
Accumulator inlet 4 [39] 4 [39] 4 [39]
Accumulator outlet 4 [39] 4 [39] 4 [39]
Compressor inlet 4 [39] 4 [39] 4 [39]
Compressor shell bot-
tom 40 [104] 40 [104] 40 [104]
Indoor
unit
LEV inlet 38 [100]
Heat exchanger inlet 70 [158]