BKMR-2N-6FE-44Y
47.70 kW
Compressor rack BKMR-3N-4FE-28Y
Defrost: None
Product code: BKMR-3N-4FE-28Y
- Refrigerating capacity i
- 47.70 kW
- Absorbed power
- 37.20 kW
- COP
- 1.28
- Compressors
- 3 × 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 | 3 × semi-hermetic reciprocating compressors |
| Liquid receiver | 150 l |
| Net weight | 930 kg |
| Max. current | 109.2 A |
|---|---|
| Starting current | 305.8 A |
| Suction | 4"1/8 |
|---|---|
| Liquid | 1"5/8 |
| Discharge | 1"5/8 |
| 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
- 37.20 kW
- COP
- 1.28
- Current
- 76.8 A
- Heat rejection
- 84.90 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 | 37.20 | 1.28 | 76.8 |
| -35 | 45 | 41.20 | 37.40 | 1.10 | 77.0 |
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 | 29.40 | 33.60 | 37.90 | 41.80 | 45.50 | 48.60 | 51.10 | 52.70 |
| 25 | 30.10 | 34.90 | 39.70 | 44.30 | 48.70 | 52.60 | 55.90 | 58.50 |
| 30 | 30.60 | 35.90 | 41.30 | 46.60 | 51.60 | 56.20 | 60.40 | 63.80 |
| 35 | 30.90 | 36.70 | 42.60 | 48.50 | 54.20 | 59.60 | 64.50 | 68.80 |
| 40 | 30.90 | 37.20 | 43.60 | 50.10 | 56.50 | 62.60 | 68.30 | 73.50 |
| 45 | 30.70 | 37.40 | 44.30 | 51.40 | 58.40 | 65.20 | 71.70 | 77.70 |
| 50 | 30.10 | 37.30 | 44.70 | 52.30 | 60.00 | 67.50 | 74.70 | 81.50 |
| 55 | 29.30 | 36.80 | 44.80 | 52.90 | 61.20 | 69.40 | 77.30 | 85.00 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.87 | 2.18 | 2.51 | 2.90 | 3.35 | 3.89 | 4.54 | 5.35 |
| 25 | 1.67 | 1.92 | 2.20 | 2.53 | 2.90 | 3.35 | 3.88 | 4.52 |
| 30 | 1.47 | 1.69 | 1.93 | 2.21 | 2.52 | 2.90 | 3.33 | 3.86 |
| 35 | 1.28 | 1.48 | 1.69 | 1.93 | 2.20 | 2.51 | 2.87 | 3.31 |
| 40 | 1.10 | 1.28 | 1.47 | 1.68 | 1.91 | 2.17 | 2.48 | 2.84 |
| 45 | 0.94 | 1.10 | 1.27 | 1.45 | 1.65 | 1.88 | 2.14 | 2.44 |
| 50 | 0.79 | 0.94 | 1.09 | 1.24 | 1.42 | 1.61 | 1.83 | 2.08 |
| 55 | 0.65 | 0.78 | 0.91 | 1.05 | 1.20 | 1.36 | 1.55 | 1.76 |
Dimensions
| Length | 2515 mm |
|---|---|
| Width | 1000 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.