Mitsubishi Electronics r410a Air Conditioner User Manual


 
[ VIII Test Run Mode ]
- 211 -
HWE09080 GB
4. Single unit<PQRY>
(1) Cooling only operation
Item
Heat source unit model
PQRY-P72YHMU-A PQRY-P96YHMU-A
Model name of BC controller CMB-P104NU-G CMB-P104NU-G
Operating
conditions
Indoor temperature DB/WB
26.7°C/19.4°C
[80 °F/67 °F]
26.7°C/19.4°C
[80 °F/67 °F]
Heat source water temperature °C [ °F] 29.4[85] 29.4[85]
Heat source water flow rate
m
3
/h
[G/h]
[gpm]
5.76
[1522]
[25.4]
5.76
[1522]
[25.4]
Indoor
unit
No. of connected units
Unit
22
No. of units in operation 2 2
Model í 36/36 48/48
Pipe
length
Main pipe
m [ft]
5 [16-3/8] 5 [16-3/8]
Branch pipe 10 [32-3/4] 10 [32-3/4]
Total pipe length 25 [82] 25 [82]
Fan speed í Hi Hi
Refrigerant charge
kg
[lbs-oz]
11.8 [27] 13.0 [29]
Heat source
unit
Current A 17.7 23.3
Voltage V 230 230
Compressor frequency Hz 66 90
LEV opening
Indoor unit
Pulse
325/325 387/387
BC controller (1/2/3) 2000/í/160 2000/í/170
Pressure
switch
High pressure (63HS1)/
Low pressure (63LS)
MPa
[psi]
2.20/0.81
[319/117]
2.27/0.81
[329/117]
BC controller on the liquid side
(PS1)/Intermediate part (PS3)
2.10/2.10
[305/305]
2.17/2.17
[315/315]
Sectional
temperatures
Heat
source
unit
Discharge (TH4)
°C [ °F]
65 [149] 65 [149]
Heat exchanger outlet 33 [91] 34 [93]
Accumulator inlet 8 [46] 8 [46]
Accumulator outlet 8 [46] 8 [46]
Compressor inlet 19 [66] 19 [66]
Compressor shell bottom 47 [117] 40 [104]
Indoor
unit
LEV inlet 19 [66] 19 [66]
Heat exchanger outlet 6 [43] 6 [43]