BC/BD-2x480FD5-B03 C
308.12 kW
Dry cooler BC/BD-2x680HB1-B03 C
Defrost: None
Product code: BC/BD-2x680HB1-B03 C
- Heat rejection i
- 307.68 kW
- Air flow
- 100,231 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 100,231 m³/h |
|---|---|
| External surface | 964.5 m² |
| Inner volume | 134.0 dm³ |
| Fin material | Aluminium |
| Net weight | 1,509 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-2x680HB1-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)
- 307.680 kW Fluid flow 53.39 m³/h Pressure drop 104.7 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 242.724 kW Fluid flow 42.13 m³/h Pressure drop 68.8 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 | 180.46 | not rated | not rated | not rated | not rated | not rated |
| 40 | 307.68 | 181.14 | not rated | not rated | not rated | not rated |
| 45 | 432.13 | 307.89 | 181.76 | not rated | not rated | not rated |
| 50 | 555.64 | 431.90 | 308.12 | 182.39 | not rated | not rated |
| 55 | 678.75 | 555.01 | 431.79 | 308.50 | 183.10 | not rated |
| 60 | 801.62 | 677.75 | 554.59 | 431.96 | 309.12 | 183.96 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 143.39 | not rated | not rated | not rated | not rated | not rated |
| 40 | 242.72 | 143.89 | not rated | not rated | not rated | not rated |
| 45 | 339.65 | 242.78 | 144.34 | not rated | not rated | not rated |
| 50 | 435.79 | 339.33 | 242.87 | 144.82 | not rated | not rated |
| 55 | 531.59 | 435.13 | 339.12 | 243.11 | 145.37 | not rated |
| 60 | 627.14 | 530.56 | 434.63 | 339.17 | 243.57 | 146.05 |
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) | 307.680 | 53.39 | 104.7 |
| Low speed (Y) | 242.724 | 42.13 | 68.8 |
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.