BC/BD-t-2X750AB1-B09 C
302.20 kW
Dry cooler BC/BD-391HD1-B04 C
Defrost: None
Product code: BC/BD-391HD1-B04 C
- Heat rejection i
- 302.26 kW
- Air flow
- 74,442 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 74,442 m³/h |
|---|---|
| External surface | 1,172.0 m² |
| Inner volume | 220.3 dm³ |
| Fin material | Aluminium |
| Net weight | 912 kg |
| Quantity | 3 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 8,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 64.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-391HD1-B04 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)
- 302.255 kW Fluid flow 52.42 m³/h Pressure drop 62.6 kPa
- Heat rejection · Low speed (Y)
- 227.318 kW Fluid flow 39.43 m³/h Pressure drop 37.7 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 | 182.49 | not rated | not rated | not rated | not rated | not rated |
| 40 | 302.26 | 182.43 | not rated | not rated | not rated | not rated |
| 45 | 418.63 | 301.28 | 182.44 | not rated | not rated | not rated |
| 50 | 533.84 | 416.79 | 300.50 | 182.54 | not rated | not rated |
| 55 | 648.52 | 531.18 | 415.29 | 299.97 | 182.76 | not rated |
| 60 | 762.89 | 645.05 | 529.00 | 414.21 | 299.79 | 183.23 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 138.83 | not rated | not rated | not rated | not rated | not rated |
| 40 | 227.32 | 138.78 | not rated | not rated | not rated | not rated |
| 45 | 313.05 | 226.54 | 138.78 | not rated | not rated | not rated |
| 50 | 397.88 | 311.63 | 225.93 | 138.86 | not rated | not rated |
| 55 | 482.28 | 395.85 | 310.50 | 225.57 | 139.09 | not rated |
| 60 | 566.46 | 479.66 | 394.22 | 309.74 | 225.51 | 139.52 |
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) | 302.255 | 52.42 | 62.6 |
| Low speed (Y) | 227.318 | 39.43 | 37.7 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 2400 mm |
| I | 1190 mm |
| K | 7850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7850 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.