BC/BD-2x291GD1-B04 C
386.29 kW
Dry cooler BC/BD-2x391KC1-B04 C
Defrost: None
Product code: BC/BD-2x391KC1-B04 C
- Heat rejection i
- 386.64 kW
- Air flow
- 135,584 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 135,584 m³/h |
|---|---|
| External surface | 857.3 m² |
| Inner volume | 123.8 dm³ |
| Fin material | Aluminium |
| Net weight | 983 kg |
| Quantity | 6 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 16,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 68.0 dB(A) |
|---|---|
| Sound power | 99.7 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x391KC1-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)
- 386.640 kW Fluid flow 67.11 m³/h Pressure drop 69.0 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 | 221.13 | not rated | not rated | not rated | not rated | not rated |
| 40 | 386.64 | 222.59 | not rated | not rated | not rated | not rated |
| 45 | 548.42 | 387.27 | 223.85 | not rated | not rated | not rated |
| 50 | 709.00 | 548.39 | 387.93 | 225.06 | not rated | not rated |
| 55 | 869.06 | 708.37 | 548.52 | 388.71 | 226.29 | not rated |
| 60 | 1028.79 | 867.81 | 708.02 | 548.95 | 389.71 | 227.63 |
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) | 386.640 | 67.11 | 69.0 |
Dimensions
| A | 4550 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4300 mm |
| H | 1400 mm |
| I | 2260 mm |
| K | 4850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 4850 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.