BC/BD-491HB5-B04 C
311.83 kW
Dry cooler BC/BD-2X663BB5-B19 C
Defrost: None
Product code: BC/BD-2X663BB5-B19 C
- Heat rejection i
- 311.77 kW
- Air flow
- 141,715 m³/h
- Fans
- 12 × ⌀630 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 141,715 m³/h |
|---|---|
| External surface | 700.3 m² |
| Inner volume | 142.6 dm³ |
| Fin material | Aluminium |
| Net weight | 907 kg |
| Quantity | 12 |
|---|---|
| Diameter | 630 mm |
| Speed | 1,330 rpm |
| Power | 15,000 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 4 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 95.0 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2X663BB5-B19 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)
- 311.774 kW Fluid flow 54.11 m³/h Pressure drop 14.9 kPa
- Heat rejection · Low speed (Y)
- 268.164 kW Fluid flow 46.54 m³/h Pressure drop 11.4 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 | 169.27 | not rated | not rated | not rated | not rated | not rated |
| 40 | 311.77 | 171.58 | not rated | not rated | not rated | not rated |
| 45 | 450.53 | 312.95 | 173.53 | not rated | not rated | not rated |
| 50 | 588.25 | 450.94 | 313.97 | 175.19 | not rated | not rated |
| 55 | 725.50 | 587.99 | 451.33 | 314.93 | 176.69 | not rated |
| 60 | 862.49 | 724.61 | 587.82 | 451.79 | 315.91 | 178.09 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 145.93 | not rated | not rated | not rated | not rated | not rated |
| 40 | 268.16 | 148.03 | not rated | not rated | not rated | not rated |
| 45 | 386.71 | 269.17 | 149.79 | not rated | not rated | not rated |
| 50 | 504.20 | 387.04 | 270.08 | 151.29 | not rated | not rated |
| 55 | 621.26 | 503.93 | 387.36 | 270.93 | 152.65 | not rated |
| 60 | 738.05 | 620.45 | 503.77 | 387.77 | 271.81 | 153.93 |
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) | 311.774 | 54.11 | 14.9 |
| Low speed (Y) | 268.164 | 46.54 | 11.4 |
Dimensions
| A | 5850 mm |
|---|---|
| B | 1220 mm |
| C | 2310 mm |
| F | 1050 mm |
| G | 450 mm |
| E | 5500 mm |
| H | 900 mm |
| I | 2260 mm |
| K | 6200 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 5850 mm |
|---|---|
| Width | 2310 mm |
| Height | 1220 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.