BKMR-4N-4HE-18Y
44.40 kW
Compressor rack BKMR-4N-4ML-15X
Defrost: None
Product code: BKMR-4N-4ML-15X
- Refrigerating capacity i
- 45.30 kW
- Absorbed power
- 36.10 kW
- COP
- 1.25
- 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 | 1,020 kg |
| Max. current | 101.2 A |
|---|---|
| Starting current | 231.9 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
- 45.30 kW
- Absorbed power
- 36.10 kW
- COP
- 1.25
- Current
- 71.3 A
- Heat rejection
- 81.40 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 | 45.30 | 36.10 | 1.25 | 71.3 |
| -35 | 45 | 39.30 | 36.70 | 1.07 | 72.0 |
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 | 51.00 | 69.10 | 91.00 | 117.10 | 148.00 | 184.10 | 226.00 | 274.10 |
| 25 | 46.20 | 63.20 | 83.60 | 108.10 | 137.10 | 171.00 | 210.50 | 256.00 |
| 30 | 41.30 | 57.20 | 76.30 | 99.10 | 126.10 | 157.90 | 195.00 | 237.90 |
| 35 | 36.50 | 51.20 | 68.90 | 90.10 | 115.20 | 144.90 | 179.60 | 219.90 |
| 40 | 31.60 | 45.30 | 61.60 | 81.10 | 104.30 | 131.80 | 164.20 | 201.90 |
| 45 | 26.80 | 39.30 | 54.20 | 72.10 | 93.40 | 118.80 | 148.80 | 184.00 |
| 50 | 22.00 | 33.40 | 46.90 | 63.10 | 82.60 | 105.80 | 133.50 | 166.10 |
| 55 | 17.30 | 27.50 | 39.60 | 54.20 | 71.80 | 92.90 | 118.30 | 148.40 |
Power [kW]
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 28.10 | 32.30 | 36.30 | 39.80 | 42.70 | 44.70 | 45.80 | 45.50 |
| 25 | 28.90 | 33.50 | 38.00 | 42.10 | 45.80 | 48.70 | 50.60 | 51.50 |
| 30 | 29.60 | 34.50 | 39.50 | 44.20 | 48.60 | 52.30 | 55.10 | 57.00 |
| 35 | 30.10 | 35.40 | 40.80 | 46.10 | 51.10 | 55.50 | 59.30 | 62.10 |
| 40 | 30.50 | 36.10 | 41.90 | 47.70 | 53.30 | 58.50 | 63.00 | 66.80 |
| 45 | 30.80 | 36.70 | 42.80 | 49.10 | 55.30 | 61.10 | 66.50 | 71.10 |
| 50 | 31.00 | 37.10 | 43.60 | 50.30 | 57.00 | 63.50 | 69.60 | 75.10 |
| 55 | 31.20 | 37.50 | 44.30 | 51.40 | 58.60 | 65.70 | 72.50 | 78.70 |
COP
| Tc \ Te [°C] | -40 | -35 | -30 | -25 | -20 | -15 | -10 | -5 |
|---|---|---|---|---|---|---|---|---|
| 20 | 1.81 | 2.14 | 2.51 | 2.94 | 3.47 | 4.12 | 4.93 | 6.02 |
| 25 | 1.60 | 1.89 | 2.20 | 2.57 | 2.99 | 3.51 | 4.16 | 4.97 |
| 30 | 1.40 | 1.66 | 1.93 | 2.24 | 2.59 | 3.02 | 3.54 | 4.17 |
| 35 | 1.21 | 1.45 | 1.69 | 1.95 | 2.25 | 2.61 | 3.03 | 3.54 |
| 40 | 1.04 | 1.25 | 1.47 | 1.70 | 1.96 | 2.25 | 2.61 | 3.02 |
| 45 | 0.87 | 1.07 | 1.27 | 1.47 | 1.69 | 1.94 | 2.24 | 2.59 |
| 50 | 0.71 | 0.90 | 1.08 | 1.25 | 1.45 | 1.67 | 1.92 | 2.21 |
| 55 | 0.55 | 0.73 | 0.89 | 1.05 | 1.23 | 1.41 | 1.63 | 1.89 |
Dimensions
| Length | 3115 mm |
|---|---|
| Width | 800 mm |
| Height | 1450 mm |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.