BC/BD-2x280NC5-B01 C
284.49 kW
Dry cooler BC/BD-2x680HB5-B03 C
Defrost: None
Product code: BC/BD-2x680HB5-B03 C
- Heat rejection i
- 284.42 kW
- Air flow
- 103,078 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 103,078 m³/h |
|---|---|
| External surface | 817.0 m² |
| Inner volume | 134.0 dm³ |
| Fin material | Aluminium |
| Net weight | 1,490 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-2x680HB5-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)
- 284.419 kW Fluid flow 49.37 m³/h Pressure drop 91.1 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 226.625 kW Fluid flow 39.33 m³/h Pressure drop 60.9 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 | 165.76 | not rated | not rated | not rated | not rated | not rated |
| 40 | 284.42 | 166.43 | not rated | not rated | not rated | not rated |
| 45 | 400.65 | 284.67 | 167.05 | not rated | not rated | not rated |
| 50 | 516.09 | 400.55 | 284.98 | 167.68 | not rated | not rated |
| 55 | 631.19 | 515.65 | 400.59 | 285.41 | 168.37 | not rated |
| 60 | 746.09 | 630.44 | 515.45 | 400.86 | 286.03 | 169.13 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 132.90 | not rated | not rated | not rated | not rated | not rated |
| 40 | 226.63 | 133.40 | not rated | not rated | not rated | not rated |
| 45 | 318.24 | 226.75 | 133.88 | not rated | not rated | not rated |
| 50 | 409.17 | 318.03 | 226.92 | 134.36 | not rated | not rated |
| 55 | 499.79 | 408.66 | 317.97 | 227.22 | 134.89 | not rated |
| 60 | 590.25 | 499.00 | 408.36 | 318.10 | 227.68 | 135.53 |
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) | 284.419 | 49.37 | 91.1 |
| Low speed (Y) | 226.625 | 39.33 | 60.9 |
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.