BC/BD-591BB1-B04 C
331.22 kW
Dry cooler BC/BD-2x680HD5-B03 C
Defrost: None
Product code: BC/BD-2x680HD5-B03 C
- Heat rejection i
- 331.35 kW
- Air flow
- 88,262 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 88,262 m³/h |
|---|---|
| External surface | 1,361.7 m² |
| Inner volume | 195.7 dm³ |
| Fin material | Aluminium |
| Net weight | 1,658 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 43.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | C |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x680HD5-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)
- 331.346 kW Fluid flow 57.47 m³/h Pressure drop 52.4 kPa
- Heat rejection · Low speed (Y)
- 247.646 kW Fluid flow 42.95 m³/h Pressure drop 31.2 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 | 198.12 | not rated | not rated | not rated | not rated | not rated |
| 40 | 331.35 | 198.87 | not rated | not rated | not rated | not rated |
| 45 | 460.94 | 331.47 | 199.60 | not rated | not rated | not rated |
| 50 | 589.35 | 460.58 | 331.77 | 200.41 | not rated | not rated |
| 55 | 717.21 | 588.55 | 460.56 | 332.34 | 201.38 | not rated |
| 60 | 844.77 | 715.99 | 588.23 | 460.98 | 333.30 | 202.56 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 149.45 | not rated | not rated | not rated | not rated | not rated |
| 40 | 247.65 | 150.07 | not rated | not rated | not rated | not rated |
| 45 | 342.87 | 247.80 | 150.72 | not rated | not rated | not rated |
| 50 | 437.12 | 342.68 | 248.12 | 151.42 | not rated | not rated |
| 55 | 530.93 | 436.64 | 342.79 | 248.68 | 152.22 | not rated |
| 60 | 624.50 | 530.17 | 436.57 | 343.28 | 249.56 | 153.26 |
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) | 331.346 | 57.47 | 52.4 |
| Low speed (Y) | 247.646 | 42.95 | 31.2 |
Dimensions
| A | 6650 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 6400 mm |
| H | 1050 mm |
| I | 2260 mm |
| K | 6950 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 6950 mm |
|---|---|
| Width | 2310 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.