BKMR-4N-4HE-18Y
44.40 kW
Compressor rack BKMR-4N-V15-71Y-F-B
Defrost: None
Product code: BKMR-4N-V15-71Y-F-B
- Refrigerating capacity i
- 44.66 kW
- Absorbed power
- 33.93 kW
- COP
- 1.32
- 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 | 1,005 kg |
| Max. current | 128.8 A |
|---|---|
| Starting current | 171.4 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
- 44.66 kW
- Absorbed power
- 33.93 kW
- COP
- 1.32
- Current
- 71.2 A
- Heat rejection
- 78.59 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 | 44.66 | 33.93 | 1.32 | 71.2 |
| -35 | 45 | 38.86 | 34.26 | 1.13 | 71.6 |
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 | 36.57 | 50.88 | 67.36 | 86.75 | 109.80 | 137.30 | 170.02 | 208.75 | 254.24 |
| 25 | 32.34 | 46.12 | 61.77 | 80.04 | 101.67 | 127.44 | 158.15 | 194.59 | 237.54 |
| 30 | 28.03 | 41.28 | 56.13 | 73.29 | 93.53 | 117.61 | 146.34 | 180.52 | 220.96 |
| 35 | 23.64 | 36.37 | 50.42 | 66.51 | 85.38 | 107.80 | 134.58 | 166.53 | 204.49 |
| 40 | 19.20 | 31.39 | 44.66 | 59.69 | 77.22 | 98.00 | 122.86 | 152.62 | 188.13 |
| 45 | 14.71 | 26.37 | 38.86 | 52.84 | 69.05 | 88.23 | 111.19 | 138.79 | 171.90 |
| 50 | not rated | 21.31 | 33.01 | 45.97 | 60.87 | 78.47 | 99.58 | 125.06 | not rated |
| 55 | not rated | not rated | not rated | 39.09 | 52.71 | 68.76 | 88.06 | 111.47 | not rated |
Power [kW]
| Tc \ Te [°C] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 22.91 | 26.58 | 30.58 | 34.68 | 38.64 | 42.22 | 45.17 | 47.25 | 48.23 |
| 25 | 23.01 | 27.08 | 31.57 | 36.23 | 40.84 | 45.14 | 48.90 | 51.88 | 53.83 |
| 30 | 23.09 | 27.55 | 32.51 | 37.73 | 42.97 | 47.99 | 52.55 | 56.41 | 59.33 |
| 35 | 23.06 | 27.90 | 33.32 | 39.09 | 44.96 | 50.69 | 56.04 | 60.77 | 64.64 |
| 40 | 22.84 | 28.05 | 33.93 | 40.23 | 46.72 | 53.15 | 59.29 | 64.88 | 69.70 |
| 45 | 22.36 | 27.93 | 34.26 | 41.09 | 48.18 | 55.31 | 62.21 | 68.66 | 74.41 |
| 50 | not rated | 27.46 | 34.22 | 41.57 | 49.27 | 57.07 | 64.74 | 72.03 | not rated |
| 55 | not rated | not rated | not rated | 41.60 | 49.89 | 58.36 | 66.78 | 74.91 | not rated |
COP
| Tc \ Te [°C] | -45 | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|---|
| 20 | 1.60 | 1.91 | 2.20 | 2.50 | 2.84 | 3.25 | 3.76 | 4.42 | 5.27 |
| 25 | 1.41 | 1.70 | 1.96 | 2.21 | 2.49 | 2.82 | 3.23 | 3.75 | 4.41 |
| 30 | 1.21 | 1.50 | 1.73 | 1.94 | 2.18 | 2.45 | 2.78 | 3.20 | 3.72 |
| 35 | 1.03 | 1.30 | 1.51 | 1.70 | 1.90 | 2.13 | 2.40 | 2.74 | 3.16 |
| 40 | 0.84 | 1.12 | 1.32 | 1.48 | 1.65 | 1.84 | 2.07 | 2.35 | 2.70 |
| 45 | 0.66 | 0.94 | 1.13 | 1.29 | 1.43 | 1.60 | 1.79 | 2.02 | 2.31 |
| 50 | not rated | 0.78 | 0.96 | 1.11 | 1.24 | 1.38 | 1.54 | 1.74 | not rated |
| 55 | not rated | not rated | not rated | 0.94 | 1.06 | 1.18 | 1.32 | 1.49 | not rated |
Dimensions
| L | 3115 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.