BC/BD-391LD1-B04 C
243.67 kW
Dry cooler BC/BD-980AB5-B03 C
Defrost: None
Product code: BC/BD-980AB5-B03 C
- Heat rejection i
- 243.68 kW
- Air flow
- 81,078 m³/h
- Fans
- 9 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 81,078 m³/h |
|---|---|
| External surface | 940.2 m² |
| Inner volume | 137.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,349 kg |
| Quantity | 9 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 2,900 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 41.0 dB(A) |
|---|---|
| Sound power | 73.5 dB(A) |
| Energy class | C |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-980AB5-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)
- 243.677 kW Fluid flow 42.29 m³/h Pressure drop 22.6 kPa
- Heat rejection · Low speed (Y)
- 194.264 kW Fluid flow 33.71 m³/h Pressure drop 15.1 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 | 139.35 | not rated | not rated | not rated | not rated | not rated |
| 40 | 243.68 | 140.30 | not rated | not rated | not rated | not rated |
| 45 | 345.39 | 244.01 | 141.14 | not rated | not rated | not rated |
| 50 | 446.28 | 345.23 | 244.37 | 141.93 | not rated | not rated |
| 55 | 546.77 | 445.67 | 345.21 | 244.82 | 142.73 | not rated |
| 60 | 647.06 | 545.74 | 445.27 | 345.36 | 245.39 | 143.57 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 111.96 | not rated | not rated | not rated | not rated | not rated |
| 40 | 194.26 | 112.70 | not rated | not rated | not rated | not rated |
| 45 | 274.20 | 194.43 | 113.33 | not rated | not rated | not rated |
| 50 | 353.38 | 273.92 | 194.60 | 113.92 | not rated | not rated |
| 55 | 432.21 | 352.70 | 273.72 | 194.83 | 114.52 | not rated |
| 60 | 510.82 | 431.12 | 352.12 | 273.69 | 195.22 | 115.18 |
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) | 243.677 | 42.29 | 22.6 |
| Low speed (Y) | 194.264 | 33.71 | 15.1 |
Dimensions
| A | 11150 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10900 mm |
| H | 1200 mm |
| I | 1190 mm |
| K | 11450 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 11450 mm |
|---|---|
| Width | 1240 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.