BC/BD-t-2x291RB1-B04 C
363.48 kW
Dry cooler BC/BD-2x391LB1-B04 C
Defrost: None
Product code: BC/BD-2x391LB1-B04 C
- Heat rejection i
- 363.63 kW
- Air flow
- 154,974 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 154,974 m³/h |
|---|---|
| External surface | 803.7 m² |
| Inner volume | 118.6 dm³ |
| Fin material | Aluminium |
| Net weight | 1,032 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 | 98.6 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x391LB1-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)
- 363.631 kW Fluid flow 63.11 m³/h Pressure drop 23.8 kPa
- Heat rejection · Low speed (Y)
- 292.695 kW Fluid flow 50.80 m³/h Pressure drop 16.0 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 | 197.50 | not rated | not rated | not rated | not rated | not rated |
| 40 | 363.63 | 200.23 | not rated | not rated | not rated | not rated |
| 45 | 525.56 | 365.17 | 202.58 | not rated | not rated | not rated |
| 50 | 686.28 | 526.29 | 366.55 | 204.61 | not rated | not rated |
| 55 | 846.47 | 686.25 | 526.99 | 367.87 | 206.47 | not rated |
| 60 | 1006.32 | 845.75 | 686.35 | 527.80 | 369.26 | 208.25 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 159.73 | not rated | not rated | not rated | not rated | not rated |
| 40 | 292.70 | 162.09 | not rated | not rated | not rated | not rated |
| 45 | 421.53 | 293.95 | 164.11 | not rated | not rated | not rated |
| 50 | 549.19 | 422.09 | 295.10 | 165.86 | not rated | not rated |
| 55 | 676.31 | 549.16 | 422.69 | 296.22 | 167.47 | not rated |
| 60 | 803.13 | 675.73 | 549.28 | 423.41 | 297.42 | 169.03 |
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) | 363.631 | 63.11 | 23.8 |
| Low speed (Y) | 292.695 | 50.80 | 16.0 |
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.