BKMR-4N-6MM-30X
77.60 kW
Compressor rack BKMR-6N-4MM-20X
Defrost: None
Product code: BKMR-6N-4MM-20X
- Refrigerating capacity i
- 77.80 kW
- Absorbed power
- 60.60 kW
- COP
- 1.28
- Compressors
- 6 × semi-hermetic reciprocating compressors
- Receiver
- 350 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 | 6 × semi-hermetic reciprocating compressors |
| Liquid receiver | 350 l |
| Net weight | 1,936 kg |
| Max. current | 183.1 A |
|---|---|
| Starting current | 327.6 A |
| Suction | - |
|---|---|
| Liquid | - |
| Discharge | - |
| L / W / H | 993/856/1942 mm |
|---|---|
| Weight | 290 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
- 77.80 kW
- Absorbed power
- 60.60 kW
- COP
- 1.28
- Current
- 120.8 A
- Heat rejection
- 138.40 kW
Heat rejection = refrigerating capacity + absorbed power. COP = refrigerating capacity / absorbed power.
Rated from the compressors' data: this rack is no longer in the manufacturer's current program.
Standard points
| Te [°C] | Tc [°C] | Refrigerating capacity [kW] | Absorbed power [kW] | COP | Current [A] |
|---|---|---|---|---|---|
| -35 | 40 | 77.80 | 60.60 | 1.28 | 120.8 |
| -35 | 45 | 67.40 | 61.60 | 1.09 | 122.0 |
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 | 88.20 | 118.20 | 154.00 | 196.60 | 246.60 | 305.00 | 372.40 | 449.80 |
| 25 | 80.20 | 108.20 | 141.80 | 181.80 | 228.80 | 283.60 | 347.20 | 420.20 |
| 30 | 71.80 | 98.20 | 129.60 | 166.80 | 210.60 | 262.00 | 321.60 | 390.40 |
| 35 | 63.60 | 88.00 | 117.00 | 151.60 | 192.20 | 240.20 | 295.80 | 360.40 |
| 40 | 55.20 | 77.80 | 104.40 | 136.20 | 173.80 | 218.00 | 270.00 | 330.20 |
| 45 | 46.80 | 67.40 | 91.80 | 120.80 | 155.20 | 195.80 | 243.80 | 299.80 |
| 50 | 38.40 | 57.20 | 79.20 | 105.20 | 136.40 | 173.60 | 217.60 | 269.40 |
| 55 | 30.40 | 47.00 | 66.60 | 89.80 | 117.80 | 151.40 | 191.40 | 239.00 |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 46.80 | 53.00 | 58.80 | 64.00 | 68.40 | 72.00 | 74.60 | 75.80 |
| 25 | 48.40 | 55.40 | 61.80 | 68.00 | 73.40 | 78.20 | 81.80 | 84.40 |
| 30 | 49.80 | 57.40 | 64.80 | 71.80 | 78.40 | 84.00 | 89.00 | 92.80 |
| 35 | 50.80 | 59.20 | 67.40 | 75.40 | 83.00 | 89.80 | 95.80 | 101.00 |
| 40 | 51.40 | 60.60 | 69.80 | 78.60 | 87.20 | 95.20 | 102.60 | 109.00 |
| 45 | 51.60 | 61.60 | 71.60 | 81.60 | 91.20 | 100.40 | 108.80 | 116.60 |
| 50 | 51.40 | 62.20 | 73.00 | 84.00 | 94.80 | 105.00 | 115.00 | 124.00 |
| 55 | 50.60 | 62.20 | 74.00 | 86.00 | 97.80 | 109.40 | 120.60 | 131.00 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.88 | 2.23 | 2.62 | 3.07 | 3.61 | 4.24 | 4.99 | 5.93 |
| 25 | 1.66 | 1.95 | 2.29 | 2.67 | 3.12 | 3.63 | 4.24 | 4.98 |
| 30 | 1.44 | 1.71 | 2.00 | 2.32 | 2.69 | 3.12 | 3.61 | 4.21 |
| 35 | 1.25 | 1.49 | 1.74 | 2.01 | 2.32 | 2.67 | 3.09 | 3.57 |
| 40 | 1.07 | 1.28 | 1.50 | 1.73 | 1.99 | 2.29 | 2.63 | 3.03 |
| 45 | 0.91 | 1.09 | 1.28 | 1.48 | 1.70 | 1.95 | 2.24 | 2.57 |
| 50 | 0.75 | 0.92 | 1.08 | 1.25 | 1.44 | 1.65 | 1.89 | 2.17 |
| 55 | 0.60 | 0.76 | 0.90 | 1.04 | 1.20 | 1.38 | 1.59 | 1.82 |
Dimensions
| Length | 4215 mm |
|---|---|
| Width | 1400 mm |
| Height | 1600 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.