BKMR-2N-W50-187Y-F-C
48.95 kW
Compressor rack BKMR-2N-W50-187Y-F-B
Defrost: None
Product code: BKMR-2N-W50-187Y-F-B
- Refrigerating capacity i
- 48.95 kW
- Absorbed power
- 39.24 kW
- COP
- 1.25
- 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 | 840 kg |
| Max. current | 178.2 A |
|---|---|
| Starting current | 347.1 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
- 48.95 kW
- Absorbed power
- 39.24 kW
- COP
- 1.25
- Current
- 88.7 A
- Heat rejection
- 88.19 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 | 48.95 | 39.24 | 1.25 | 88.7 |
| -35 | 45 | 41.59 | 38.49 | 1.08 | 87.7 |
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] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 40.08 | 57.82 | 80.34 | 108.29 | 142.30 | 183.06 | 231.21 | 287.37 | 352.15 |
| 25 | 34.60 | 51.21 | 72.17 | 98.13 | 129.76 | 167.72 | 212.69 | 265.32 | 326.23 |
| 30 | 29.30 | 44.79 | 64.22 | 88.25 | 117.53 | 152.74 | 194.57 | 243.70 | 300.78 |
| 35 | 24.14 | 38.55 | 56.49 | 78.62 | 105.59 | 138.09 | 176.82 | 222.49 | 275.78 |
| 40 | 19.13 | 32.47 | 48.95 | 69.21 | 93.91 | 123.74 | 159.42 | 201.67 | 251.22 |
| 45 | not rated | 26.55 | 41.59 | 60.02 | 82.49 | 109.69 | 142.36 | 181.24 | 227.09 |
| 50 | not rated | not rated | 34.42 | 51.04 | 71.32 | 95.94 | 125.64 | 161.20 | 203.40 |
| 55 | not rated | not rated | not rated | 42.28 | 60.40 | 82.49 | 109.28 | 141.58 | 180.23 |
Power [kW]
| Tc \ Te [°C] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 27.25 | 32.84 | 38.15 | 43.16 | 47.82 | 52.10 | 55.96 | 59.36 | 62.28 |
| 25 | 26.81 | 33.03 | 39.02 | 44.75 | 50.18 | 55.27 | 59.99 | 64.31 | 68.18 |
| 30 | 25.98 | 32.83 | 39.50 | 45.95 | 52.15 | 58.07 | 63.66 | 68.89 | 73.72 |
| 35 | 24.73 | 32.22 | 39.58 | 46.76 | 53.74 | 60.48 | 66.94 | 73.09 | 78.89 |
| 40 | 23.07 | 31.20 | 39.24 | 47.16 | 54.93 | 62.49 | 69.83 | 76.90 | 83.67 |
| 45 | not rated | 29.75 | 38.49 | 47.15 | 55.70 | 64.10 | 72.32 | 80.32 | 88.06 |
| 50 | not rated | not rated | 37.30 | 46.71 | 56.05 | 65.29 | 74.40 | 83.33 | 92.06 |
| 55 | not rated | not rated | not rated | 45.83 | 55.97 | 66.06 | 76.06 | 85.93 | 95.64 |
COP
| Tc \ Te [°C] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 1.47 | 1.76 | 2.11 | 2.51 | 2.98 | 3.51 | 4.13 | 4.84 | 5.65 |
| 25 | 1.29 | 1.55 | 1.85 | 2.19 | 2.59 | 3.03 | 3.55 | 4.13 | 4.78 |
| 30 | 1.13 | 1.36 | 1.63 | 1.92 | 2.25 | 2.63 | 3.06 | 3.54 | 4.08 |
| 35 | 0.98 | 1.20 | 1.43 | 1.68 | 1.96 | 2.28 | 2.64 | 3.04 | 3.50 |
| 40 | 0.83 | 1.04 | 1.25 | 1.47 | 1.71 | 1.98 | 2.28 | 2.62 | 3.00 |
| 45 | not rated | 0.89 | 1.08 | 1.27 | 1.48 | 1.71 | 1.97 | 2.26 | 2.58 |
| 50 | not rated | not rated | 0.92 | 1.09 | 1.27 | 1.47 | 1.69 | 1.93 | 2.21 |
| 55 | not rated | not rated | not rated | 0.92 | 1.08 | 1.25 | 1.44 | 1.65 | 1.88 |
Dimensions
| L | 1915 mm |
|---|---|
| P | 800 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.