BC/BD-2X763BD1-B01 C
420.80 kW
Dry cooler BC/BD-2x680CB1-B03 C
Defrost: None
Product code: BC/BD-2x680CB1-B03 C
- Heat rejection i
- 420.52 kW
- Air flow
- 119,041 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 119,041 m³/h |
|---|---|
| External surface | 2,162.1 m² |
| Inner volume | 288.3 dm³ |
| Fin material | Aluminium |
| Net weight | 2,050 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 42.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | B |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x680CB1-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)
- 420.522 kW Fluid flow 72.99 m³/h Pressure drop 18.9 kPa
- Heat rejection · Low speed (Y)
- 330.443 kW Fluid flow 57.31 m³/h Pressure drop 12.2 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 | 243.57 | not rated | not rated | not rated | not rated | not rated |
| 40 | 420.52 | 244.72 | not rated | not rated | not rated | not rated |
| 45 | 591.97 | 420.05 | 245.69 | not rated | not rated | not rated |
| 50 | 761.72 | 590.19 | 419.68 | 246.59 | not rated | not rated |
| 55 | 930.64 | 758.71 | 588.71 | 419.46 | 247.53 | not rated |
| 60 | 1099.10 | 926.44 | 756.17 | 587.65 | 419.63 | 248.61 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 193.07 | not rated | not rated | not rated | not rated | not rated |
| 40 | 330.44 | 194.12 | not rated | not rated | not rated | not rated |
| 45 | 463.03 | 330.20 | 195.03 | not rated | not rated | not rated |
| 50 | 594.06 | 461.81 | 330.08 | 195.92 | not rated | not rated |
| 55 | 724.36 | 591.94 | 460.88 | 330.20 | 196.87 | not rated |
| 60 | 854.26 | 721.39 | 590.27 | 460.40 | 330.65 | 197.97 |
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) | 420.522 | 72.99 | 18.9 |
| Low speed (Y) | 330.443 | 57.31 | 12.2 |
Dimensions
| A | 11050 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 11550 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 11550 mm |
|---|---|
| Width | 2360 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.