BKMR-6N-V25-93Y-F-C
74.78 kW
Compressor rack BKMR-4N-Z50-140Y-F-C
Defrost: None
Product code: BKMR-4N-Z50-140Y-F-C
- Refrigerating capacity i
- 75.83 kW
- Absorbed power
- 59.72 kW
- COP
- 1.27
- Compressors
- 4 × 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 | 4 × semi-hermetic reciprocating compressors |
| Liquid receiver | 250 l |
| Net weight | 1,345 kg |
| Max. current | 318.0 A |
|---|---|
| Starting current | 427.1 A |
| Suction | 4"1/8 |
|---|---|
| Liquid | 2"1/8 |
| 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
- 75.83 kW
- Absorbed power
- 59.72 kW
- COP
- 1.27
- Current
- 140.0 A
- Heat rejection
- 135.54 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 | 75.83 | 59.72 | 1.27 | 140.0 |
| -35 | 45 | 65.52 | 59.52 | 1.10 | 139.8 |
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 | 88.03 | 120.14 | 160.06 | 208.79 | 267.31 | 336.63 | 417.72 | 511.46 |
| 25 | 78.45 | 108.88 | 146.50 | 192.33 | 247.37 | 312.65 | 389.15 | 477.84 |
| 30 | 69.04 | 97.64 | 132.84 | 175.65 | 227.08 | 288.19 | 359.99 | 443.49 |
| 35 | 59.93 | 86.58 | 119.24 | 158.90 | 206.61 | 263.41 | 330.39 | 408.57 |
| 40 | 51.25 | 75.83 | 105.82 | 142.23 | 186.09 | 238.48 | 300.51 | 373.25 |
| 45 | 43.13 | 65.52 | 92.74 | 125.78 | 165.69 | 213.55 | 270.51 | 337.71 |
| 50 | not rated | not rated | 80.13 | 109.71 | 145.57 | 188.81 | 240.60 | 302.14 |
| 55 | not rated | not rated | not rated | not rated | 125.92 | 164.45 | 211.00 | 266.82 |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 48.49 | 56.82 | 64.97 | 72.70 | 79.72 | 85.79 | 90.62 | 93.95 |
| 25 | 48.94 | 58.11 | 67.27 | 76.17 | 84.55 | 92.13 | 98.65 | 103.85 |
| 30 | 49.09 | 59.02 | 69.11 | 79.11 | 88.76 | 97.79 | 105.92 | 112.91 |
| 35 | 48.95 | 59.55 | 70.50 | 81.53 | 92.37 | 102.76 | 112.44 | 121.13 |
| 40 | 48.51 | 59.72 | 71.44 | 83.41 | 95.37 | 107.05 | 118.19 | 128.52 |
| 45 | 47.78 | 59.52 | 71.94 | 84.78 | 97.78 | 110.68 | 123.20 | 135.08 |
| 50 | not rated | not rated | 72.00 | 85.64 | 99.60 | 113.63 | 127.46 | 140.82 |
| 55 | not rated | not rated | not rated | not rated | 100.84 | 115.93 | 130.98 | 145.75 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.82 | 2.11 | 2.46 | 2.87 | 3.35 | 3.92 | 4.61 | 5.44 |
| 25 | 1.60 | 1.87 | 2.18 | 2.52 | 2.93 | 3.39 | 3.94 | 4.60 |
| 30 | 1.41 | 1.65 | 1.92 | 2.22 | 2.56 | 2.95 | 3.40 | 3.93 |
| 35 | 1.22 | 1.45 | 1.69 | 1.95 | 2.24 | 2.56 | 2.94 | 3.37 |
| 40 | 1.06 | 1.27 | 1.48 | 1.71 | 1.95 | 2.23 | 2.54 | 2.90 |
| 45 | 0.90 | 1.10 | 1.29 | 1.48 | 1.69 | 1.93 | 2.20 | 2.50 |
| 50 | not rated | not rated | 1.11 | 1.28 | 1.46 | 1.66 | 1.89 | 2.15 |
| 55 | not rated | not rated | not rated | not rated | 1.25 | 1.42 | 1.61 | 1.83 |
Dimensions
| L | 3115 mm |
|---|---|
| P | 1000 mm |
| H | 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.