BKMR-4N-4ML-15X
45.30 kW
Compressor rack BKMR-4N-4HE-18Y
Defrost: None
Product code: BKMR-4N-4HE-18Y
- Refrigerating capacity i
- 44.40 kW
- Absorbed power
- 34.80 kW
- COP
- 1.28
- 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 | 1,060 kg |
| Max. current | 98.2 A |
|---|---|
| Starting current | 231.6 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
- 44.40 kW
- Absorbed power
- 34.80 kW
- COP
- 1.28
- Current
- 67.6 A
- Heat rejection
- 79.20 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 | 44.40 | 34.80 | 1.28 | 67.6 |
| -35 | 45 | 38.10 | 35.00 | 1.09 | 67.9 |
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 | 52.10 | 70.10 | 91.90 | 117.90 | 148.70 | 184.80 | 227.00 | 276.30 |
| 25 | 47.10 | 63.80 | 84.10 | 108.40 | 137.40 | 171.60 | 211.80 | 259.00 |
| 30 | 41.80 | 57.40 | 76.20 | 98.90 | 126.10 | 158.30 | 196.40 | 241.10 |
| 35 | 36.50 | 50.80 | 68.30 | 89.40 | 114.80 | 145.00 | 180.80 | 222.90 |
| 40 | 31.40 | 44.40 | 60.40 | 79.90 | 103.40 | 131.50 | 164.90 | 204.30 |
| 45 | 26.40 | 38.10 | 52.60 | 70.40 | 92.00 | 117.90 | 148.80 | 185.30 |
| 50 | 21.80 | 32.10 | 45.00 | 61.00 | 80.60 | 104.20 | 132.50 | 166.10 |
| 55 | 17.60 | 26.40 | 37.60 | 51.70 | 69.10 | 90.40 | 116.00 | 146.60 |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 27.80 | 31.90 | 35.90 | 39.60 | 42.90 | 45.70 | 47.90 | 49.20 |
| 25 | 28.40 | 33.00 | 37.50 | 41.80 | 45.90 | 49.50 | 52.50 | 54.80 |
| 30 | 28.80 | 33.80 | 38.80 | 43.80 | 48.50 | 52.90 | 56.80 | 60.10 |
| 35 | 29.10 | 34.40 | 39.90 | 45.50 | 50.80 | 56.00 | 60.70 | 65.00 |
| 40 | 29.10 | 34.80 | 40.80 | 46.90 | 52.90 | 58.80 | 64.30 | 69.50 |
| 45 | 28.90 | 35.00 | 41.40 | 48.00 | 54.70 | 61.20 | 67.60 | 73.60 |
| 50 | 28.60 | 35.00 | 41.80 | 48.90 | 56.10 | 63.30 | 70.50 | 77.30 |
| 55 | 28.00 | 34.70 | 41.90 | 49.40 | 57.20 | 65.10 | 73.00 | 80.60 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.87 | 2.20 | 2.56 | 2.98 | 3.47 | 4.04 | 4.74 | 5.62 |
| 25 | 1.66 | 1.93 | 2.24 | 2.59 | 2.99 | 3.47 | 4.03 | 4.73 |
| 30 | 1.45 | 1.70 | 1.96 | 2.26 | 2.60 | 2.99 | 3.46 | 4.01 |
| 35 | 1.25 | 1.48 | 1.71 | 1.96 | 2.26 | 2.59 | 2.98 | 3.43 |
| 40 | 1.08 | 1.28 | 1.48 | 1.70 | 1.95 | 2.24 | 2.56 | 2.94 |
| 45 | 0.91 | 1.09 | 1.27 | 1.47 | 1.68 | 1.93 | 2.20 | 2.52 |
| 50 | 0.76 | 0.92 | 1.08 | 1.25 | 1.44 | 1.65 | 1.88 | 2.15 |
| 55 | 0.63 | 0.76 | 0.90 | 1.05 | 1.21 | 1.39 | 1.59 | 1.82 |
Dimensions
| Length | 3115 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.