BC/BD-2x780DD5-B03 C
436.27 kW
Dry cooler BC/BD-2X763BC5-B19 C
Defrost: None
Product code: BC/BD-2X763BC5-B19 C
- Heat rejection i
- 435.55 kW
- Air flow
- 159,540 m³/h
- Fans
- 14 × ⌀630 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 159,540 m³/h |
|---|---|
| External surface | 1,089.3 m² |
| Inner volume | 186.7 dm³ |
| Fin material | Aluminium |
| Net weight | 1,130 kg |
| Quantity | 14 |
|---|---|
| Diameter | 630 mm |
| Speed | 1,330 rpm |
| Power | 17,500 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 4 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 95.0 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2X763BC5-B19 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)
- 435.551 kW Fluid flow 75.59 m³/h Pressure drop 20.5 kPa
- Heat rejection · Low speed (Y)
- 368.774 kW Fluid flow 64.01 m³/h Pressure drop 15.2 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 | 243.06 | not rated | not rated | not rated | not rated | not rated |
| 40 | 435.55 | 245.49 | not rated | not rated | not rated | not rated |
| 45 | 622.73 | 436.45 | 247.52 | not rated | not rated | not rated |
| 50 | 808.32 | 622.56 | 437.27 | 249.32 | not rated | not rated |
| 55 | 993.17 | 807.12 | 622.45 | 438.15 | 251.02 | not rated |
| 60 | 1177.64 | 991.05 | 806.19 | 622.59 | 439.15 | 252.68 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 206.60 | not rated | not rated | not rated | not rated | not rated |
| 40 | 368.77 | 208.71 | not rated | not rated | not rated | not rated |
| 45 | 525.82 | 369.47 | 210.50 | not rated | not rated | not rated |
| 50 | 681.36 | 525.53 | 370.11 | 212.07 | not rated | not rated |
| 55 | 836.18 | 680.17 | 525.35 | 370.80 | 213.55 | not rated |
| 60 | 990.65 | 834.17 | 679.26 | 525.43 | 371.66 | 215.02 |
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) | 435.551 | 75.59 | 20.5 |
| Low speed (Y) | 368.774 | 64.01 | 15.2 |
Dimensions
| A | 6750 mm |
|---|---|
| B | 1220 mm |
| C | 2310 mm |
| F | 1050 mm |
| G | 450 mm |
| E | 6400 mm |
| H | 900 mm |
| I | 2260 mm |
| K | 7100 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 6750 mm |
|---|---|
| Width | 2310 mm |
| Height | 1220 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.