BC/BD-480OB1-B01 C
281.65 kW
Dry cooler BC/BD-980DC1-B03 C
Defrost: None
Product code: BC/BD-980DC1-B03 C
- Heat rejection i
- 281.38 kW
- Air flow
- 68,361 m³/h
- Fans
- 9 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 68,361 m³/h |
|---|---|
| External surface | 1,407.3 m² |
| Inner volume | 263.2 dm³ |
| Fin material | Aluminium |
| Net weight | 1,514 kg |
| Quantity | 9 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 2,900 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 41.0 dB(A) |
|---|---|
| Sound power | 73.5 dB(A) |
| Energy class | C |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-980DC1-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)
- 281.376 kW Fluid flow 48.80 m³/h Pressure drop 39.7 kPa
- Heat rejection · Low speed (Y)
- 208.396 kW Fluid flow 36.15 m³/h Pressure drop 23.3 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 | 170.35 | not rated | not rated | not rated | not rated | not rated |
| 40 | 281.38 | 170.72 | not rated | not rated | not rated | not rated |
| 45 | 389.14 | 281.12 | 171.05 | not rated | not rated | not rated |
| 50 | 495.81 | 388.35 | 280.90 | 171.45 | not rated | not rated |
| 55 | 601.97 | 494.53 | 387.67 | 280.97 | 172.04 | not rated |
| 60 | 707.86 | 600.21 | 493.42 | 387.44 | 281.39 | 172.84 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 127.63 | not rated | not rated | not rated | not rated | not rated |
| 40 | 208.40 | 127.94 | not rated | not rated | not rated | not rated |
| 45 | 286.61 | 208.25 | 128.37 | not rated | not rated | not rated |
| 50 | 363.98 | 286.10 | 208.42 | 128.84 | not rated | not rated |
| 55 | 440.97 | 363.15 | 286.07 | 208.72 | 129.45 | not rated |
| 60 | 517.74 | 439.82 | 362.95 | 286.27 | 209.34 | 130.28 |
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) | 281.376 | 48.80 | 39.7 |
| Low speed (Y) | 208.396 | 36.15 | 23.3 |
Dimensions
| A | 11150 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10900 mm |
| H | 1200 mm |
| I | 1190 mm |
| K | 11450 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 11450 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.