BC/BD-2X763BB1-B19 C
409.48 kW
Dry cooler BC/BD-2x391LC5-B04 C
Defrost: None
Product code: BC/BD-2x391LC5-B04 C
- Heat rejection i
- 409.57 kW
- Air flow
- 150,319 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 150,319 m³/h |
|---|---|
| External surface | 907.8 m² |
| Inner volume | 144.3 dm³ |
| Fin material | Aluminium |
| Net weight | 1,079 kg |
| Quantity | 6 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 16,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 99.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x391LC5-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)
- 409.573 kW Fluid flow 71.08 m³/h Pressure drop 92.5 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 324.255 kW Fluid flow 56.27 m³/h Pressure drop 61.1 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 | 236.56 | not rated | not rated | not rated | not rated | not rated |
| 40 | 409.57 | 237.57 | not rated | not rated | not rated | not rated |
| 45 | 579.05 | 409.79 | 238.46 | not rated | not rated | not rated |
| 50 | 747.38 | 578.54 | 410.03 | 239.33 | not rated | not rated |
| 55 | 915.18 | 746.18 | 578.20 | 410.40 | 240.23 | not rated |
| 60 | 1082.71 | 913.32 | 745.28 | 578.14 | 411.00 | 241.23 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 188.62 | not rated | not rated | not rated | not rated | not rated |
| 40 | 324.26 | 189.47 | not rated | not rated | not rated | not rated |
| 45 | 456.74 | 324.42 | 190.23 | not rated | not rated | not rated |
| 50 | 588.22 | 456.36 | 324.66 | 190.97 | not rated | not rated |
| 55 | 719.23 | 587.29 | 456.14 | 325.04 | 191.77 | not rated |
| 60 | 850.00 | 717.81 | 586.66 | 456.20 | 325.63 | 192.67 |
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) | 409.573 | 71.08 | 92.5 |
| Low speed (Y) | 324.255 | 56.27 | 61.1 |
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.