Zingfa QR3-112 hermetic compressor
5 HP three-phase piston compressor for R448A, R449A, R452A and R404A. Also listed as Xingfa QR3-112 and Ankang QR3-112.
- Rated at +7.2 °C evaporating, +54.5 °C condensing
- 14,780 W
- Three-phase
- 5 HP
- POE, 2,000 mL
- R404A
Specifications from the datasheet
Some values that conflict within the manufacturer datasheet are not listed here. Ask TURA for confirmed figures.
General
- Rated refrigerant
- R404A
- Nominal power
- 5 HP
- Displacement
- 112.5 cc
- Oil
- POE, 32 cSt
- Oil charge
- 2,000 mL
- Rated speed
- 2,900 rpm
- IP class
- IP21
Rated performance
- Cooling capacity
- 14,780 W / 50,400 BTU/h
- Input power
- 6,100 W
- Rated run current
- 9.6 A
- Sound power
- ≤ 65 dB(A)
- Evaporating temperature
- +7.2 °C
- Condensing temperature
- +54.5 °C
- Suction temperature
- +35 °C
- Liquid subcooling
- 8.3 K
- Ambient temperature
- +35 °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
- 70 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 35 °C return gas and 8.3 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 |
|---|---|---|---|---|---|---|---|
| −20 °C | 6,324 | 5,923 | No value published | No value published | No value published | No value published | No value published |
| −15 °C | 8,611 | 8,139 | 7,188 | 6,223 | No value published | No value published | No value published |
| −10 °C | 11,377 | 10,798 | 9,646 | 8,496 | 7,919 | 6,758 | No value published |
| −5 °C | 14,702 | 13,982 | 12,560 | 11,155 | 10,457 | 9,069 | 7,691 |
| 0 °C | 18,669 | 17,776 | 16,016 | 14,289 | 13,437 | 11,754 | 10,106 |
| 5 °C | 23,363 | 22,265 | 20,105 | 17,993 | 16,954 | 14,913 | 12,936 |
| 10 °C | 28,874 | 27,540 | 24,921 | 22,365 | 21,111 | 18,657 | 16,298 |
| Evaporating / Condensing | 30 °C | 35 °C | 40 °C | 45 °C | 50 °C | 55 °C | 60 °C |
|---|---|---|---|---|---|---|---|
| −20 °C | 2,755 | 2,766 | No value published | No value published | No value published | No value published | No value published |
| −15 °C | 3,189 | 3,227 | 3,279 | 3,290 | No value published | No value published | No value published |
| −10 °C | 3,616 | 3,674 | 3,775 | 3,847 | 3,869 | 3,881 | No value published |
| −5 °C | 4,056 | 4,127 | 4,263 | 4,383 | 4,434 | 4,511 | 4,547 |
| 0 °C | 4,531 | 4,608 | 4,765 | 4,918 | 4,991 | 5,120 | 5,222 |
| 5 °C | 5,061 | 5,136 | 5,301 | 5,475 | 5,562 | 5,730 | 5,882 |
| 10 °C | 5,666 | 5,734 | 5,893 | 6,073 | 6,168 | 6,361 | 6,550 |