BKMR-2N-W50-187Y-F-B
48.95 kW
Compressor rack BKMR-4N-V25-93Y-F-C
Defrost: None
Product code: BKMR-4N-V25-93Y-F-C
- Refrigerating capacity i
- 49.85 kW
- Absorbed power
- 40.70 kW
- COP
- 1.22
- Compressors
- 4 × 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 | 4 × semi-hermetic reciprocating compressors |
| Liquid receiver | 150 l |
| Net weight | 1,050 kg |
| Max. current | 209.2 A |
|---|---|
| Starting current | 275.2 A |
| Suction | 4"1/8 |
|---|---|
| Liquid | 1"3/8 |
| Discharge | 2"1/8 |
| 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
- 49.85 kW
- Absorbed power
- 40.70 kW
- COP
- 1.22
- Current
- 97.2 A
- Heat rejection
- 90.55 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 | 49.85 | 40.70 | 1.22 | 97.2 |
| -35 | 45 | 42.29 | 40.12 | 1.05 | 96.5 |
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] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 43.14 | 61.36 | 83.94 | 111.44 | 144.40 | 183.40 | 228.99 | 281.71 | 342.05 |
| 25 | 36.90 | 53.89 | 74.88 | 100.43 | 131.10 | 167.48 | 210.14 | 259.63 | 316.46 |
| 30 | 31.01 | 46.76 | 66.16 | 89.78 | 118.18 | 151.95 | 191.68 | 237.94 | 291.29 |
| 35 | 25.47 | 39.99 | 57.82 | 79.51 | 105.65 | 136.83 | 173.64 | 216.68 | 266.55 |
| 40 | 20.30 | 33.59 | 49.85 | 69.64 | 93.53 | 122.12 | 156.03 | 195.87 | 242.27 |
| 45 | not rated | 27.59 | 42.29 | 60.18 | 81.84 | 107.86 | 138.87 | 175.53 | 218.48 |
| 50 | not rated | 22.00 | 35.15 | 51.16 | 70.60 | 94.07 | 122.21 | 155.70 | 195.23 |
| 55 | not rated | not rated | not rated | 42.60 | 59.84 | 80.79 | 106.10 | 136.46 | 172.61 |
Power [kW]
| Tc \ Te [°C] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 28.44 | 34.27 | 40.09 | 45.77 | 51.20 | 56.25 | 60.79 | 64.72 | 67.90 |
| 25 | 27.98 | 34.32 | 40.73 | 47.08 | 53.26 | 59.15 | 64.62 | 69.55 | 73.82 |
| 30 | 27.25 | 34.06 | 41.02 | 48.02 | 54.92 | 61.60 | 67.96 | 73.86 | 79.17 |
| 35 | 26.29 | 33.53 | 41.01 | 48.60 | 56.18 | 63.64 | 70.84 | 77.67 | 84.00 |
| 40 | 25.10 | 32.74 | 40.70 | 48.85 | 57.08 | 65.27 | 73.28 | 81.01 | 88.32 |
| 45 | not rated | 31.72 | 40.12 | 48.81 | 57.65 | 66.52 | 75.31 | 83.90 | 92.15 |
| 50 | not rated | 30.50 | 39.31 | 48.48 | 57.89 | 67.43 | 76.96 | 86.36 | 95.52 |
| 55 | not rated | not rated | not rated | 47.90 | 57.85 | 68.00 | 78.23 | 88.43 | 98.45 |
COP
| Tc \ Te [°C] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 1.52 | 1.79 | 2.09 | 2.43 | 2.82 | 3.26 | 3.77 | 4.35 | 5.04 |
| 25 | 1.32 | 1.57 | 1.84 | 2.13 | 2.46 | 2.83 | 3.25 | 3.73 | 4.29 |
| 30 | 1.14 | 1.37 | 1.61 | 1.87 | 2.15 | 2.47 | 2.82 | 3.22 | 3.68 |
| 35 | 0.97 | 1.19 | 1.41 | 1.64 | 1.88 | 2.15 | 2.45 | 2.79 | 3.17 |
| 40 | 0.81 | 1.03 | 1.22 | 1.43 | 1.64 | 1.87 | 2.13 | 2.42 | 2.74 |
| 45 | not rated | 0.87 | 1.05 | 1.23 | 1.42 | 1.62 | 1.84 | 2.09 | 2.37 |
| 50 | not rated | 0.72 | 0.89 | 1.06 | 1.22 | 1.40 | 1.59 | 1.80 | 2.04 |
| 55 | not rated | not rated | not rated | 0.89 | 1.03 | 1.19 | 1.36 | 1.54 | 1.75 |
Dimensions
| L | 3115 mm |
|---|---|
| P | 1000 mm |
| H | 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.