BC/BD-2x780DD1-B01 C
775.80 kW
Dry cooler BC/BD-2X680CC1-B01 C
Defrost: None
Product code: BC/BD-2X680CC1-B01 C
- Heat rejection i
- 776.45 kW
- Air flow
- 228,303 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 228,303 m³/h |
|---|---|
| External surface | 2,882.9 m² |
| Inner volume | 390.5 dm³ |
| Fin material | Aluminium |
| Net weight | 2,301 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 21,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 58.0 dB(A) |
|---|---|
| Sound power | 91.1 dB(A) |
| Energy class | D |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2X680CC1-B01 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)
- 776.446 kW Fluid flow 134.77 m³/h Pressure drop 32.7 kPa
- Heat rejection · Low speed (Y)
- 605.473 kW Fluid flow 105.01 m³/h Pressure drop 20.9 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 | 447.59 | not rated | not rated | not rated | not rated | not rated |
| 40 | 776.45 | 450.10 | not rated | not rated | not rated | not rated |
| 45 | 1096.11 | 776.56 | 452.28 | not rated | not rated | not rated |
| 50 | 1412.65 | 1094.24 | 776.76 | 454.27 | not rated | not rated |
| 55 | 1727.88 | 1408.92 | 1092.65 | 777.14 | 456.30 | not rated |
| 60 | 2042.29 | 1722.31 | 1405.86 | 1091.69 | 778.09 | 458.57 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 352.80 | not rated | not rated | not rated | not rated | not rated |
| 40 | 605.47 | 354.55 | not rated | not rated | not rated | not rated |
| 45 | 850.11 | 605.01 | 356.04 | not rated | not rated | not rated |
| 50 | 1092.06 | 847.86 | 604.74 | 357.51 | not rated | not rated |
| 55 | 1332.78 | 1088.19 | 846.13 | 604.80 | 359.05 | not rated |
| 60 | 1572.77 | 1327.30 | 1085.07 | 845.08 | 605.44 | 360.85 |
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) | 776.446 | 134.77 | 32.7 |
| Low speed (Y) | 605.473 | 105.01 | 20.9 |
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 | 6" |
| D OUT | 6" |
| Length | 11050 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.