BC/BD-2X463CB5-B19 C
237.78 kW
Dry cooler BC/BD-491EB1-B04 C
Defrost: None
Product code: BC/BD-491EB1-B04 C
- Heat rejection i
- 237.72 kW
- Air flow
- 95,763 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 95,763 m³/h |
|---|---|
| External surface | 576.6 m² |
| Inner volume | 73.1 dm³ |
| Fin material | Aluminium |
| Net weight | 727 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 65.0 dB(A) |
|---|---|
| Sound power | 97.0 dB(A) |
| Energy class | E |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BC/BD-491EB1-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)
- 237.723 kW Fluid flow 41.26 m³/h Pressure drop 76.2 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 191.189 kW Fluid flow 33.19 m³/h Pressure drop 51.7 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 | 134.37 | not rated | not rated | not rated | not rated | not rated |
| 40 | 237.72 | 135.31 | not rated | not rated | not rated | not rated |
| 45 | 339.12 | 238.21 | 136.14 | not rated | not rated | not rated |
| 50 | 439.90 | 339.22 | 238.71 | 136.91 | not rated | not rated |
| 55 | 540.40 | 439.65 | 339.43 | 239.25 | 137.68 | not rated |
| 60 | 640.73 | 539.79 | 439.57 | 339.76 | 239.88 | 138.47 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 109.02 | not rated | not rated | not rated | not rated | not rated |
| 40 | 191.19 | 109.77 | not rated | not rated | not rated | not rated |
| 45 | 271.57 | 191.56 | 110.44 | not rated | not rated | not rated |
| 50 | 351.37 | 271.63 | 191.95 | 111.06 | not rated | not rated |
| 55 | 430.92 | 351.14 | 271.77 | 192.39 | 111.71 | not rated |
| 60 | 510.30 | 430.40 | 351.07 | 272.06 | 192.94 | 112.39 |
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) | 237.723 | 41.26 | 76.2 |
| Low speed (Y) | 191.189 | 33.19 | 51.7 |
Dimensions
| A | 5950 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5700 mm |
| H | 1400 mm |
| I | 1190 mm |
| K | 6250 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 6250 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.