output
DESCRIPTION
compresorTRANSCRIPT
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Version 4.2.2
gigi
3/20/2015 / All data subject to change.
Compressor Selection: Open-Type Reciprocating Compressors
Input Values
Cooling capacity 40kWRefrigerant R717 [NH3]Reference temperature Dew point temp.Evaporating SST -8CCondensing SDT 28CLiquid subcooling 5KSuct. gas superheat 5KCompr. speed 1450 /minUseful superheat 100%Capacity regulation 100%
Output
Compressor model W4NA W4HA
Cooling capacity 37.7 kW 49.7 kWCooling capacity * 37.0 kW 48.7 kWEvaporator capacity 37.7 kW 49.7 kWShaft power 7.88 kW 10.27 kWCondensing capacity 44.8 kW 59.0 kWCOP/EER 4.79 4.84COP/EER * 4.69 4.74Mass flow 117.4 kg/h 154.7 kg/hOperating mode Coupling (1:1) Coupling (1:1)Compr. speed 1450 /min 1450 /minNecces. driving motor 11.00 kW 15.00 kWDischarge temp. 111.2 C 110.1 C
Starting point for motor selection see T. Data/ Notes*according to EN12900 (5K suction gas superheat, 0K liquid sub-cooling)
Application Limits