BC/BD-2x291LC5-B04 C
273.13 kW
Dry cooler BC/BD-2x580AB5-B03 C
Defrost: None
Product code: BC/BD-2x580AB5-B03 C
- Heat rejection i
- 272.92 kW
- Air flow
- 90,086 m³/h
- Fans
- 10 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 90,086 m³/h |
|---|---|
| External surface | 1,044.7 m² |
| Inner volume | 170.2 dm³ |
| Fin material | Aluminium |
| Net weight | 1,376 kg |
| Quantity | 10 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 42.0 dB(A) |
|---|---|
| Sound power | 74.0 dB(A) |
| Energy class | C |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x580AB5-B03 C | None |
|---|
Performance
Fluid inlet 35–60 °C (outlet = inlet − 5 K, at least 5 K above the air inlet); air inlet 25…50 °C.
WATER 40 → 35 °C, air inlet 25 °C
- Heat rejection · High speed (Δ)
- 272.917 kW Fluid flow 47.36 m³/h Pressure drop 31.5 kPa
- Heat rejection · Low speed (Y)
- 217.492 kW Fluid flow 37.74 m³/h Pressure drop 21.0 kPa
Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
WATER; rows: fluid inlet [°C], outlet = inlet − 5 K; columns: air inlet temperature. The highlighted cell is the nominal point. "—": not rated by the manufacturer.
≈ 1.23 estimate — vendor data irregular here
High speed (Δ)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 157.23 | not rated | not rated | not rated | not rated | not rated |
| 40 | 272.92 | 158.11 | not rated | not rated | not rated | not rated |
| 45 | 385.84 | 273.17 | 158.90 | not rated | not rated | not rated |
| 50 | 497.87 | 385.56 | 273.45 | 159.66 | not rated | not rated |
| 55 | 609.49 | 497.10 | 385.44 | 273.86 | 160.44 | not rated |
| 60 | 720.88 | 608.26 | 496.58 | 385.53 | 274.43 | 161.29 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 126.30 | not rated | not rated | not rated | not rated | not rated |
| 40 | 217.49 | 126.97 | not rated | not rated | not rated | not rated |
| 45 | 306.21 | 217.58 | 127.55 | not rated | not rated | not rated |
| 50 | 394.12 | 305.81 | 217.67 | 128.10 | not rated | not rated |
| 55 | 481.67 | 393.29 | 305.52 | 217.86 | 128.68 | not rated |
| 60 | 568.98 | 480.40 | 392.60 | 305.42 | 218.23 | 129.34 |
Nominal rating
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
| Fan connection | Heat rejection [kW] | Fluid flow [m³/h] | Pressure drop [kPa] |
|---|---|---|---|
| High speed (Δ) | 272.917 | 47.36 | 31.5 |
| Low speed (Y) | 217.492 | 37.74 | 21.0 |
Dimensions
| A | 6350 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 6100 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 6650 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 6650 mm |
|---|---|
| Width | 2360 mm |
| Height | 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.