Zingfa QL3-112 hermetic compressor
5 HP three-phase piston compressor for R448A, R449A, R452A and R404A. Also listed as Xingfa QL3-112 and Ankang QL3-112.
- Rated at −23.3 °C evaporating, +54.5 °C condensing
- 4,350 W
- Three-phase
- 5 HP
- POE, 1,500 mL
- R404A
Specifications from the datasheet
General
- Rated refrigerant
- R404A
- Nominal power
- 5 HP
- Displacement
- 112.5 cc
- Oil
- POE, 32 cSt
- Oil charge
- 1,500 mL
- Rated speed
- 2,900 rpm
- IP class
- IP21
Rated performance
- Cooling capacity
- 4,350 W / 14,830 BTU/h
- Input power
- 2,830 W
- COP
- 1.5 W/W
- Rated run current
- 5 A
- Sound power
- ≤ 65 dB(A)
- Evaporating temperature
- −23.3 °C
- Condensing temperature
- +54.5 °C
- Suction temperature
- +32 °C
- Liquid subcooling
- 22.2 K
- Ambient temperature
- +32 °C
Electrical
- Motor
- Three-phase
- Motor poles
- 2
- Power supply, 50 Hz
- 380-400 V 3~ 50 Hz
- Power supply, 60 Hz
- 460 V 3~ 60 Hz
- Winding resistance at 25 °C
- 2.2 Ω
- Locked rotor current
- 68 A
- Insulation class
- F
Connections
- Suction
- 1 3/4"-12 UNF
- Discharge
- 1 1/4"-12 UNF
- Process tube
- Ø7 ±0.2 (ID), Ø10 (OD)
Operating limits
- Tightness test pressure
- 2.2 MPa
- High side max running pressure
- 3.2 MPa
- Low side max running pressure
- 2 MPa
- Discharge temperature limit
- ≤ 125 °C
- Protection
- Internal motor protector, internal pressure relief
Performance at 50 Hz by duty point
R404A values from the manufacturer datasheet, with 32 °C return gas and 0 K subcooling. Rated values above can differ from these tables.
| Evaporating / Condensing | 30 °C | 35 °C | 40 °C | 45 °C | 50 °C | 55 °C | 60 °C |
|---|---|---|---|---|---|---|---|
| −40 °C | 2,903 | No value published | No value published | No value published | No value published | No value published | No value published |
| −35 °C | 3,787 | 3,590 | 3,135 | No value published | No value published | No value published | No value published |
| −30 °C | 5,140 | 4,905 | 4,379 | 3,811 | 3,523 | 2,959 | No value published |
| −25 °C | 6,966 | 6,671 | 6,032 | 5,360 | 5,023 | 4,364 | 3,748 |
| −20 °C | 9,266 | 8,890 | 8,096 | 7,279 | 6,872 | 6,080 | 5,338 |
| −15 °C | 12,044 | 11,564 | 10,572 | 9,568 | 9,072 | 8,109 | 7,203 |
| Evaporating / Condensing | 30 °C | 35 °C | 40 °C | 45 °C | 50 °C | 55 °C | 60 °C |
|---|---|---|---|---|---|---|---|
| −40 °C | 2,108 | No value published | No value published | No value published | No value published | No value published | No value published |
| −35 °C | 2,377 | 2,292 | 2,128 | No value published | No value published | No value published | No value published |
| −30 °C | 2,682 | 2,634 | 2,543 | 2,456 | 2,414 | 2,328 | No value published |
| −25 °C | 3,024 | 3,012 | 2,994 | 2,979 | 2,972 | 2,959 | 2,944 |
| −20 °C | 3,402 | 3,426 | 3,479 | 3,535 | 3,564 | 3,623 | 3,679 |
| −15 °C | 3,816 | 3,876 | 3,999 | 4,127 | 4,191 | 4,319 | 4,446 |