BC/BD-980AC5-B01I C
421.19 kW
Dry cooler BC/BD-791FB1-B04 C
Defrost: None
Product code: BC/BD-791FB1-B04 C
- Heat rejection i
- 421.06 kW
- Air flow
- 159,483 m³/h
- Fans
- 7 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 159,483 m³/h |
|---|---|
| External surface | 957.8 m² |
| Inner volume | 198.5 dm³ |
| Fin material | Aluminium |
| Net weight | 1,258 kg |
| Quantity | 7 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 19,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 100.1 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-791FB1-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)
- 421.056 kW Fluid flow 73.08 m³/h Pressure drop 19.8 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 | 231.97 | not rated | not rated | not rated | not rated | not rated |
| 40 | 421.06 | 234.62 | not rated | not rated | not rated | not rated |
| 45 | 605.93 | 422.67 | 236.95 | not rated | not rated | not rated |
| 50 | 789.48 | 606.71 | 424.19 | 239.09 | not rated | not rated |
| 55 | 972.38 | 789.49 | 607.57 | 425.73 | 241.11 | not rated |
| 60 | 1154.93 | 971.67 | 789.74 | 608.64 | 427.40 | 243.11 |
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) | 421.056 | 73.08 | 19.8 |
Dimensions
| A | 10350 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9900 mm |
| H | 1400 mm |
| I | 1190 mm |
| K | 10850 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 10850 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.