BKMR-2N-4ML-15X
22.60 kW
Compressor rack BKMR-2N-4HE-18Y
Defrost: None
Product code: BKMR-2N-4HE-18Y
- Refrigerating capacity i
- 22.20 kW
- Absorbed power
- 17.40 kW
- COP
- 1.28
- Compressors
- 2 × semi-hermetic reciprocating compressors
- Receiver
- 60 l
Nominal conditions: evaporating -35 °C, condensing 40 °C (dew points), superheat 10 K, subcooling 3 K; refrigerant R404A where rated.
Data
| Application | Low temperature (LT) |
|---|---|
| Compressors | 2 × semi-hermetic reciprocating compressors |
| Liquid receiver | 60 l |
| Net weight | 600 kg |
| Max. current | 49.1 A |
|---|---|
| Starting current | 182.5 A |
| Suction | 2"5/8 |
|---|---|
| Liquid | 7/8" |
| Discharge | 1"3/8 |
| L / W / H | 666/402/1366 mm |
|---|---|
| Weight | 90 kg |
Performance
Evaporating temperature -50…5 °C, condensing temperature 20…55 °C (dew points); superheat 10 K, subcooling 3 K.
R404A, evaporating -35 °C, condensing 40 °C (dew points; superheat 10 K, subcooling 3 K)
- Refrigerating capacity
- 22.20 kW
- Absorbed power
- 17.40 kW
- COP
- 1.28
- Current
- 33.8 A
- Heat rejection
- 39.60 kW
Heat rejection = refrigerating capacity + absorbed power. COP = refrigerating capacity / absorbed power.
Standard points
| Te [°C] | Tc [°C] | Refrigerating capacity [kW] | Absorbed power [kW] | COP | Current [A] |
|---|---|---|---|---|---|
| -35 | 40 | 22.20 | 17.40 | 1.28 | 33.8 |
| -35 | 45 | 19.10 | 17.50 | 1.09 | 33.9 |
Evaporating × condensing temperature (dew points)
R404A; rows: condensing temperature Tc [°C]; columns: evaporating temperature Te [°C]. The highlighted cell is the nominal point. "—": outside the compressors' operating envelope.
Capacity [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 26.00 | 35.10 | 46.00 | 59.00 | 74.30 | 92.40 | 113.50 | 138.20 |
| 25 | 23.50 | 31.90 | 42.00 | 54.20 | 68.70 | 85.80 | 105.90 | 129.50 |
| 30 | 20.90 | 28.70 | 38.10 | 49.50 | 63.00 | 79.20 | 98.20 | 120.60 |
| 35 | 18.30 | 25.40 | 34.20 | 44.70 | 57.40 | 72.50 | 90.40 | 111.40 |
| 40 | 15.70 | 22.20 | 30.20 | 40.00 | 51.70 | 65.80 | 82.40 | 102.10 |
| 45 | 13.20 | 19.10 | 26.30 | 35.20 | 46.00 | 59.00 | 74.40 | 92.70 |
| 50 | 10.90 | 16.00 | 22.50 | 30.50 | 40.30 | 52.10 | 66.20 | 83.00 |
| 55 | 8.80 | 13.20 | 18.80 | 25.80 | 34.60 | 45.20 | 58.00 | 73.30 |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 13.90 | 16.00 | 17.90 | 19.80 | 21.50 | 22.90 | 23.90 | 24.60 |
| 25 | 14.20 | 16.50 | 18.70 | 20.90 | 22.90 | 24.70 | 26.30 | 27.40 |
| 30 | 14.40 | 16.90 | 19.40 | 21.90 | 24.20 | 26.40 | 28.40 | 30.00 |
| 35 | 14.50 | 17.20 | 20.00 | 22.70 | 25.40 | 28.00 | 30.40 | 32.50 |
| 40 | 14.60 | 17.40 | 20.40 | 23.40 | 26.50 | 29.40 | 32.20 | 34.70 |
| 45 | 14.50 | 17.50 | 20.70 | 24.00 | 27.30 | 30.60 | 33.80 | 36.80 |
| 50 | 14.30 | 17.50 | 20.90 | 24.40 | 28.10 | 31.70 | 35.20 | 38.60 |
| 55 | 14.00 | 17.30 | 20.90 | 24.70 | 28.60 | 32.60 | 36.50 | 40.30 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.87 | 2.19 | 2.57 | 2.98 | 3.46 | 4.03 | 4.75 | 5.62 |
| 25 | 1.65 | 1.93 | 2.25 | 2.59 | 3.00 | 3.47 | 4.03 | 4.73 |
| 30 | 1.45 | 1.70 | 1.96 | 2.26 | 2.60 | 3.00 | 3.46 | 4.02 |
| 35 | 1.26 | 1.48 | 1.71 | 1.97 | 2.26 | 2.59 | 2.97 | 3.43 |
| 40 | 1.08 | 1.28 | 1.48 | 1.71 | 1.95 | 2.24 | 2.56 | 2.94 |
| 45 | 0.91 | 1.09 | 1.27 | 1.47 | 1.68 | 1.93 | 2.20 | 2.52 |
| 50 | 0.76 | 0.91 | 1.08 | 1.25 | 1.43 | 1.64 | 1.88 | 2.15 |
| 55 | 0.63 | 0.76 | 0.90 | 1.04 | 1.21 | 1.39 | 1.59 | 1.82 |
Dimensions
| Length | 1915 mm |
|---|---|
| Width | 800 mm |
| Height | 1500 mm |
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The data are illustrative and may change without notice. Capacities are interpolated from the manufacturer's rating grid; points the manufacturer did not rate are shown as "not rated" and never estimated.