BKMR-5N-4FE-28Y
79.50 kW
Compressor rack BKMR-5N-4MU-25X
Defrost: None
Product code: BKMR-5N-4MU-25X
- Refrigerating capacity i
- 79.20 kW
- Absorbed power
- 64.30 kW
- COP
- 1.23
- Compressors
- 5 × semi-hermetic reciprocating compressors
- Receiver
- 250 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 | 5 × semi-hermetic reciprocating compressors |
| Liquid receiver | 250 l |
| Net weight | 1,360 kg |
| Max. current | 182.0 A |
|---|---|
| Starting current | 344.6 A |
| Suction | - |
|---|---|
| Liquid | - |
| Discharge | 1"5/8 |
| L / W / H | 739/638/2010 mm |
|---|---|
| Weight | 250 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
- 79.20 kW
- Absorbed power
- 64.30 kW
- COP
- 1.23
- Current
- 128.3 A
- Heat rejection
- 143.50 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 | 79.20 | 64.30 | 1.23 | 128.3 |
| -35 | 45 | 68.90 | 65.10 | 1.06 | 129.4 |
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 | 87.20 | 117.20 | 153.60 | 197.20 | 248.80 | 309.30 | 379.50 | 460.10 |
| 25 | 80.10 | 108.40 | 142.80 | 184.00 | 232.90 | 290.30 | 357.10 | 434.10 |
| 30 | 72.50 | 99.10 | 131.30 | 170.00 | 216.00 | 270.20 | 333.60 | 406.80 |
| 35 | 64.70 | 89.30 | 119.20 | 155.20 | 198.30 | 249.20 | 308.90 | 378.30 |
| 40 | 56.60 | 79.20 | 106.60 | 139.90 | 179.80 | 227.30 | 283.20 | 348.70 |
| 45 | 48.60 | 68.90 | 93.70 | 124.00 | 160.70 | 204.60 | 256.70 | 318.10 |
| 50 | 40.60 | 58.50 | 80.60 | 107.80 | 141.00 | 181.20 | 229.40 | not rated |
| 55 | 32.80 | 48.20 | 67.40 | 91.40 | 121.10 | 157.50 | not rated | not rated |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 49.80 | 56.90 | 63.70 | 69.90 | 75.20 | 79.30 | 82.10 | 83.30 |
| 25 | 51.30 | 59.20 | 66.90 | 74.10 | 80.60 | 86.10 | 90.30 | 93.00 |
| 30 | 52.60 | 61.30 | 69.80 | 78.00 | 85.60 | 92.30 | 97.90 | 102.20 |
| 35 | 53.60 | 63.00 | 72.30 | 81.40 | 90.10 | 98.00 | 105.00 | 110.70 |
| 40 | 54.30 | 64.30 | 74.40 | 84.40 | 94.00 | 103.10 | 111.30 | 118.40 |
| 45 | 54.60 | 65.10 | 75.90 | 86.80 | 97.40 | 107.50 | 117.00 | 125.40 |
| 50 | 54.40 | 65.50 | 76.90 | 88.50 | 100.00 | 111.20 | 121.80 | not rated |
| 55 | 53.80 | 65.20 | 77.20 | 89.60 | 101.90 | 114.10 | not rated | not rated |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.75 | 2.06 | 2.41 | 2.82 | 3.31 | 3.90 | 4.62 | 5.52 |
| 25 | 1.56 | 1.83 | 2.13 | 2.48 | 2.89 | 3.37 | 3.95 | 4.67 |
| 30 | 1.38 | 1.62 | 1.88 | 2.18 | 2.52 | 2.93 | 3.41 | 3.98 |
| 35 | 1.21 | 1.42 | 1.65 | 1.91 | 2.20 | 2.54 | 2.94 | 3.42 |
| 40 | 1.04 | 1.23 | 1.43 | 1.66 | 1.91 | 2.20 | 2.54 | 2.95 |
| 45 | 0.89 | 1.06 | 1.23 | 1.43 | 1.65 | 1.90 | 2.19 | 2.54 |
| 50 | 0.75 | 0.89 | 1.05 | 1.22 | 1.41 | 1.63 | 1.88 | not rated |
| 55 | 0.61 | 0.74 | 0.87 | 1.02 | 1.19 | 1.38 | not rated | not rated |
Dimensions
| Length | 3715 mm |
|---|---|
| Width | 1000 mm |
| Height | 1580 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.