BKMR-3N-4FE-28Y
47.70 kW
Compressor rack BKMR-2N-6FE-44Y
Defrost: None
Product code: BKMR-2N-6FE-44Y
- Refrigerating capacity i
- 47.70 kW
- Absorbed power
- 38.50 kW
- COP
- 1.24
- Compressors
- 2 × semi-hermetic reciprocating compressors
- Receiver
- 150 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 | 150 l |
| Net weight | 720 kg |
| Max. current | 112.4 A |
|---|---|
| Starting current | 460.2 A |
| Suction | 3"1/8 |
|---|---|
| Liquid | 1"3/8 |
| Discharge | 1"3/8 |
| L / W / H | 790/538/1605 mm |
|---|---|
| Weight | 150 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
- 47.70 kW
- Absorbed power
- 38.50 kW
- COP
- 1.24
- Current
- 82.4 A
- Heat rejection
- 86.20 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 | 47.70 | 38.50 | 1.24 | 82.4 |
| -35 | 45 | 41.20 | 38.70 | 1.06 | 82.7 |
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 | 55.10 | 73.20 | 95.10 | 121.40 | 152.50 | 189.10 | 232.00 | 282.10 |
| 25 | 50.20 | 67.00 | 87.50 | 112.10 | 141.30 | 176.00 | 216.70 | 264.40 |
| 30 | 44.90 | 60.70 | 79.80 | 102.80 | 130.20 | 162.80 | 201.20 | 246.30 |
| 35 | 39.50 | 54.20 | 72.00 | 93.40 | 119.00 | 149.50 | 185.40 | 227.70 |
| 40 | 34.10 | 47.70 | 64.20 | 84.00 | 107.80 | 136.00 | 169.40 | 208.70 |
| 45 | 28.90 | 41.20 | 56.30 | 74.50 | 96.40 | 122.40 | 153.20 | 189.40 |
| 50 | 23.90 | 34.90 | 48.50 | 65.00 | 84.90 | 108.60 | 136.70 | 169.80 |
| 55 | 19.10 | 28.70 | 40.70 | 55.40 | 73.20 | 94.50 | 119.90 | 149.90 |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 30.80 | 35.00 | 39.20 | 43.10 | 46.60 | 49.60 | 52.00 | 53.60 |
| 25 | 31.60 | 36.30 | 41.00 | 45.50 | 49.70 | 53.50 | 56.70 | 59.20 |
| 30 | 32.10 | 37.30 | 42.50 | 47.70 | 52.50 | 57.00 | 61.00 | 64.40 |
| 35 | 32.40 | 38.00 | 43.80 | 49.50 | 55.10 | 60.30 | 65.00 | 69.20 |
| 40 | 32.40 | 38.50 | 44.80 | 51.10 | 57.30 | 63.20 | 68.70 | 73.70 |
| 45 | 32.10 | 38.70 | 45.50 | 52.30 | 59.10 | 65.70 | 72.00 | 77.70 |
| 50 | 31.60 | 38.60 | 45.90 | 53.30 | 60.70 | 67.90 | 74.90 | 81.40 |
| 55 | 30.80 | 38.20 | 45.90 | 53.80 | 61.80 | 69.70 | 77.40 | 84.70 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.79 | 2.09 | 2.43 | 2.82 | 3.27 | 3.81 | 4.46 | 5.26 |
| 25 | 1.59 | 1.85 | 2.13 | 2.46 | 2.84 | 3.29 | 3.82 | 4.47 |
| 30 | 1.40 | 1.63 | 1.88 | 2.16 | 2.48 | 2.86 | 3.30 | 3.82 |
| 35 | 1.22 | 1.43 | 1.64 | 1.89 | 2.16 | 2.48 | 2.85 | 3.29 |
| 40 | 1.05 | 1.24 | 1.43 | 1.64 | 1.88 | 2.15 | 2.47 | 2.83 |
| 45 | 0.90 | 1.06 | 1.24 | 1.42 | 1.63 | 1.86 | 2.13 | 2.44 |
| 50 | 0.76 | 0.90 | 1.06 | 1.22 | 1.40 | 1.60 | 1.83 | 2.09 |
| 55 | 0.62 | 0.75 | 0.89 | 1.03 | 1.18 | 1.36 | 1.55 | 1.77 |
Dimensions
| Length | 1915 mm |
|---|---|
| Width | 800 mm |
| Height | 1450 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.