BC/BD-480ND1-B01 C
328.46 kW
Dry cooler BC/BD-2x391LB5-B04 C
Defrost: None
Product code: BC/BD-2x391LB5-B04 C
- Heat rejection i
- 328.31 kW
- Air flow
- 157,551 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 157,551 m³/h |
|---|---|
| External surface | 680.8 m² |
| Inner volume | 118.6 dm³ |
| Fin material | Aluminium |
| Net weight | 1,015 kg |
| Quantity | 6 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 16,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 66.0 dB(A) |
|---|---|
| Sound power | 98.4 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x391LB5-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)
- 328.307 kW Fluid flow 56.99 m³/h Pressure drop 19.8 kPa
- Heat rejection · Low speed (Y)
- 267.155 kW Fluid flow 46.37 m³/h Pressure drop 13.6 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 | 177.32 | not rated | not rated | not rated | not rated | not rated |
| 40 | 328.31 | 179.93 | not rated | not rated | not rated | not rated |
| 45 | 475.51 | 329.84 | 182.13 | not rated | not rated | not rated |
| 50 | 621.69 | 476.35 | 331.20 | 184.05 | not rated | not rated |
| 55 | 767.40 | 621.93 | 477.15 | 332.49 | 185.80 | not rated |
| 60 | 912.85 | 767.07 | 622.23 | 478.00 | 333.78 | 187.43 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 144.75 | not rated | not rated | not rated | not rated | not rated |
| 40 | 267.16 | 147.05 | not rated | not rated | not rated | not rated |
| 45 | 385.82 | 268.44 | 148.98 | not rated | not rated | not rated |
| 50 | 503.47 | 386.53 | 269.60 | 150.67 | not rated | not rated |
| 55 | 620.67 | 503.67 | 387.22 | 270.72 | 152.19 | not rated |
| 60 | 737.61 | 620.42 | 503.96 | 387.99 | 271.86 | 153.63 |
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) | 328.307 | 56.99 | 19.8 |
| Low speed (Y) | 267.155 | 46.37 | 13.6 |
Dimensions
| A | 5600 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5350 mm |
| H | 1750 mm |
| I | 2260 mm |
| K | 5900 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 5900 mm |
|---|---|
| Width | 2310 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.