BC/BD-780DD5-B01 C
373.39 kW
Dry cooler BC/BD-780DC1-B01 C
Defrost: None
Product code: BC/BD-780DC1-B01 C
- Heat rejection i
- 373.61 kW
- Air flow
- 107,000 m³/h
- Fans
- 7 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 107,000 m³/h |
|---|---|
| External surface | 1,094.6 m² |
| Inner volume | 209.8 dm³ |
| Fin material | Aluminium |
| Net weight | 1,215 kg |
| Quantity | 7 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 12,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 59.0 dB(A) |
|---|---|
| Sound power | 91.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-780DC1-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)
- 373.609 kW Fluid flow 64.84 m³/h Pressure drop 53.1 kPa
- Heat rejection · Low speed (Y)
- 287.569 kW Fluid flow 49.88 m³/h Pressure drop 33.2 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 | 218.76 | not rated | not rated | not rated | not rated | not rated |
| 40 | 373.61 | 219.80 | not rated | not rated | not rated | not rated |
| 45 | 524.50 | 373.91 | 220.78 | not rated | not rated | not rated |
| 50 | 674.01 | 524.08 | 374.33 | 221.80 | not rated | not rated |
| 55 | 822.92 | 673.04 | 524.05 | 374.99 | 222.94 | not rated |
| 60 | 971.51 | 821.40 | 672.55 | 524.43 | 375.95 | 224.25 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 170.25 | not rated | not rated | not rated | not rated | not rated |
| 40 | 287.57 | 171.17 | not rated | not rated | not rated | not rated |
| 45 | 401.53 | 287.97 | 171.93 | not rated | not rated | not rated |
| 50 | 514.38 | 401.55 | 288.29 | 172.72 | not rated | not rated |
| 55 | 626.69 | 514.02 | 401.50 | 288.78 | 173.61 | not rated |
| 60 | 738.69 | 625.98 | 513.65 | 401.77 | 289.58 | 174.68 |
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) | 373.609 | 64.84 | 53.1 |
| Low speed (Y) | 287.569 | 49.88 | 33.2 |
Dimensions
| A | 8950 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 8500 mm |
| H | 1200 mm |
| I | 1190 mm |
| K | 9450 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7550 mm |
|---|---|
| Width | 1240 mm |
| Height | 1450 mm |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.