BC/BD-980AD5-B03 C
279.29 kW
Dry cooler BC/BD-391HC1-B04 C
Defrost: None
Product code: BC/BD-391HC1-B04 C
- Heat rejection i
- 279.46 kW
- Air flow
- 77,403 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 77,403 m³/h |
|---|---|
| External surface | 938.2 m² |
| Inner volume | 183.1 dm³ |
| Fin material | Aluminium |
| Net weight | 840 kg |
| Quantity | 3 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 8,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 95.6 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-391HC1-B04 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)
- 279.461 kW Fluid flow 48.51 m³/h Pressure drop 27.8 kPa
- Heat rejection · Low speed (Y)
- 215.852 kW Fluid flow 37.43 m³/h Pressure drop 17.5 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 | 163.06 | not rated | not rated | not rated | not rated | not rated |
| 40 | 279.46 | 163.63 | not rated | not rated | not rated | not rated |
| 45 | 392.48 | 279.09 | 164.15 | not rated | not rated | not rated |
| 50 | 504.45 | 391.30 | 278.75 | 164.64 | not rated | not rated |
| 55 | 615.88 | 502.48 | 390.32 | 278.63 | 165.18 | not rated |
| 60 | 727.02 | 613.15 | 500.84 | 389.65 | 278.76 | 165.86 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 127.32 | not rated | not rated | not rated | not rated | not rated |
| 40 | 215.85 | 127.76 | not rated | not rated | not rated | not rated |
| 45 | 301.57 | 215.54 | 128.16 | not rated | not rated | not rated |
| 50 | 386.33 | 300.62 | 215.31 | 128.56 | not rated | not rated |
| 55 | 470.63 | 384.78 | 299.86 | 215.24 | 129.03 | not rated |
| 60 | 554.68 | 468.51 | 383.53 | 299.39 | 215.38 | 129.61 |
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) | 279.461 | 48.51 | 27.8 |
| Low speed (Y) | 215.852 | 37.43 | 17.5 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 2400 mm |
| I | 1190 mm |
| K | 7850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7850 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.