BC/BD-2x491KC1-B04 C
496.92 kW
Dry cooler BC/BD-791FC1-B04 C
Defrost: None
Product code: BC/BD-791FC1-B04 C
- Heat rejection i
- 496.90 kW
- Air flow
- 147,789 m³/h
- Fans
- 7 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 147,789 m³/h |
|---|---|
| External surface | 1,277.0 m² |
| Inner volume | 252.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,359 kg |
| Quantity | 7 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 19,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 68.0 dB(A) |
|---|---|
| Sound power | 100.5 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-791FC1-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)
- 496.898 kW Fluid flow 86.23 m³/h Pressure drop 93.3 kPa above the recommended pressure drop
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 | 291.62 | not rated | not rated | not rated | not rated | not rated |
| 40 | 496.90 | 292.78 | not rated | not rated | not rated | not rated |
| 45 | 697.36 | 497.17 | 293.81 | not rated | not rated | not rated |
| 50 | 896.22 | 696.85 | 497.49 | 294.89 | not rated | not rated |
| 55 | 1094.26 | 894.93 | 696.53 | 498.12 | 296.12 | not rated |
| 60 | 1291.92 | 1092.26 | 893.99 | 696.76 | 499.20 | 297.63 |
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) | 496.898 | 86.23 | 93.3 |
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 |
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.