BC/BD-2X480HD1-B01 C
387.61 kW
Dry cooler BC/BD-780DD1-B01 C
Defrost: None
Product code: BC/BD-780DD1-B01 C
- Heat rejection i
- 387.90 kW
- Air flow
- 99,310 m³/h
- Fans
- 7 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 99,310 m³/h |
|---|---|
| External surface | 1,368.2 m² |
| Inner volume | 256.5 dm³ |
| Fin material | Aluminium |
| Net weight | 1,306 kg |
| Quantity | 7 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 12,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 60.0 dB(A) |
|---|---|
| Sound power | 92.1 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-780DD1-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)
- 387.900 kW Fluid flow 67.28 m³/h Pressure drop 40.9 kPa
- Heat rejection · Low speed (Y)
- 290.771 kW Fluid flow 50.42 m³/h Pressure drop 24.3 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 | 230.50 | not rated | not rated | not rated | not rated | not rated |
| 40 | 387.90 | 231.44 | not rated | not rated | not rated | not rated |
| 45 | 540.65 | 387.93 | 232.36 | not rated | not rated | not rated |
| 50 | 691.80 | 539.91 | 388.16 | 233.34 | not rated | not rated |
| 55 | 842.22 | 690.37 | 539.59 | 388.71 | 234.43 | not rated |
| 60 | 992.21 | 840.11 | 689.53 | 539.81 | 389.72 | 235.85 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 174.88 | not rated | not rated | not rated | not rated | not rated |
| 40 | 290.77 | 175.73 | not rated | not rated | not rated | not rated |
| 45 | 402.81 | 291.03 | 176.42 | not rated | not rated | not rated |
| 50 | 513.55 | 402.61 | 291.20 | 177.20 | not rated | not rated |
| 55 | 623.70 | 512.96 | 402.37 | 291.65 | 178.12 | not rated |
| 60 | 733.50 | 622.73 | 512.35 | 402.60 | 292.50 | 179.28 |
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) | 387.900 | 67.28 | 40.9 |
| Low speed (Y) | 290.771 | 50.42 | 24.3 |
Dimensions
| A | 8750 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 8500 mm |
| H | 1200 mm |
| I | 1190 mm |
| K | 9050 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 9050 mm |
|---|---|
| Width | 1240 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.