BKMR-2N-4GE-23Y
26.60 kW
Compressor rack BKMR-2N-4MM-20X
Defrost: None
Product code: BKMR-2N-4MM-20X
- Refrigerating capacity i
- 25.90 kW
- Absorbed power
- 20.20 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 | 590 kg |
| Max. current | 61.0 A |
|---|---|
| Starting current | 205.5 A |
| Suction | 2"5/8 |
|---|---|
| Liquid | 1"1/8 |
| 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
- 25.90 kW
- Absorbed power
- 20.20 kW
- COP
- 1.28
- Current
- 40.3 A
- Heat rejection
- 46.10 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 | 25.90 | 20.20 | 1.28 | 40.3 |
| -35 | 45 | 22.50 | 20.50 | 1.10 | 40.7 |
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 | 29.40 | 39.40 | 51.30 | 65.50 | 82.20 | 101.70 | 124.20 | 149.90 |
| 25 | 26.70 | 36.10 | 47.30 | 60.60 | 76.20 | 94.50 | 115.70 | 140.10 |
| 30 | 24.00 | 32.70 | 43.20 | 55.60 | 70.20 | 87.30 | 107.20 | 130.20 |
| 35 | 21.20 | 29.30 | 39.00 | 50.50 | 64.10 | 80.00 | 98.60 | 120.20 |
| 40 | 18.40 | 25.90 | 34.80 | 45.40 | 57.90 | 72.70 | 90.00 | 110.10 |
| 45 | 15.60 | 22.50 | 30.60 | 40.30 | 51.70 | 65.30 | 81.30 | 100.00 |
| 50 | 12.80 | 19.00 | 26.40 | 35.10 | 45.50 | 57.90 | 72.50 | 89.80 |
| 55 | 10.10 | 15.60 | 22.20 | 30.00 | 39.30 | 50.40 | 63.80 | 79.60 |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 15.60 | 17.70 | 19.60 | 21.30 | 22.80 | 24.00 | 24.80 | 25.30 |
| 25 | 16.20 | 18.40 | 20.60 | 22.70 | 24.50 | 26.00 | 27.30 | 28.10 |
| 30 | 16.60 | 19.10 | 21.60 | 23.90 | 26.10 | 28.00 | 29.60 | 30.90 |
| 35 | 16.90 | 19.70 | 22.50 | 25.10 | 27.60 | 29.90 | 32.00 | 33.60 |
| 40 | 17.20 | 20.20 | 23.20 | 26.20 | 29.10 | 31.70 | 34.20 | 36.30 |
| 45 | 17.20 | 20.50 | 23.90 | 27.20 | 30.40 | 33.40 | 36.30 | 38.90 |
| 50 | 17.10 | 20.70 | 24.40 | 28.00 | 31.60 | 35.00 | 38.30 | 41.30 |
| 55 | 16.80 | 20.70 | 24.70 | 28.70 | 32.60 | 36.50 | 40.20 | 43.70 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.88 | 2.23 | 2.62 | 3.08 | 3.61 | 4.24 | 5.01 | 5.92 |
| 25 | 1.65 | 1.96 | 2.30 | 2.67 | 3.11 | 3.63 | 4.24 | 4.99 |
| 30 | 1.45 | 1.71 | 2.00 | 2.33 | 2.69 | 3.12 | 3.62 | 4.21 |
| 35 | 1.25 | 1.49 | 1.73 | 2.01 | 2.32 | 2.68 | 3.08 | 3.58 |
| 40 | 1.07 | 1.28 | 1.50 | 1.73 | 1.99 | 2.29 | 2.63 | 3.03 |
| 45 | 0.91 | 1.10 | 1.28 | 1.48 | 1.70 | 1.96 | 2.24 | 2.57 |
| 50 | 0.75 | 0.92 | 1.08 | 1.25 | 1.44 | 1.65 | 1.89 | 2.17 |
| 55 | 0.60 | 0.75 | 0.90 | 1.05 | 1.21 | 1.38 | 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.