BC/BD-t-291OC5-B04 C
142.80 kW
Dry cooler BC/BD-291GB5-B04 C
Defrost: None
Product code: BC/BD-291GB5-B04 C
- Heat rejection i
- 142.79 kW
- Air flow
- 55,713 m³/h
- Fans
- 2 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 55,713 m³/h |
|---|---|
| External surface | 417.9 m² |
| Inner volume | 61.1 dm³ |
| Fin material | Aluminium |
| Net weight | 503 kg |
| Quantity | 2 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 5,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 61.0 dB(A) |
|---|---|
| Sound power | 93.0 dB(A) |
| Energy class | E |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BC/BD-291GB5-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)
- 142.786 kW Fluid flow 24.78 m³/h Pressure drop 29.8 kPa
- Heat rejection · Low speed (Y)
- 117.220 kW Fluid flow 20.34 m³/h Pressure drop 20.9 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 | 80.16 | not rated | not rated | not rated | not rated | not rated |
| 40 | 142.79 | 80.75 | not rated | not rated | not rated | not rated |
| 45 | 204.06 | 142.95 | 81.24 | not rated | not rated | not rated |
| 50 | 264.91 | 203.87 | 143.10 | 81.67 | not rated | not rated |
| 55 | 325.56 | 264.40 | 203.72 | 143.26 | 82.09 | not rated |
| 60 | 386.10 | 324.73 | 263.96 | 203.64 | 143.48 | 82.53 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 66.27 | not rated | not rated | not rated | not rated | not rated |
| 40 | 117.22 | 66.74 | not rated | not rated | not rated | not rated |
| 45 | 166.91 | 117.32 | 67.15 | not rated | not rated | not rated |
| 50 | 216.19 | 166.70 | 117.41 | 67.50 | not rated | not rated |
| 55 | 265.30 | 215.70 | 166.53 | 117.52 | 67.84 | not rated |
| 60 | 314.29 | 264.53 | 215.29 | 166.44 | 117.69 | 68.19 |
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) | 142.786 | 24.78 | 29.8 |
| Low speed (Y) | 117.220 | 20.34 | 20.9 |
Dimensions
| A | 5150 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4900 mm |
| H | 2400 mm |
| I | 1190 mm |
| K | 5450 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 5450 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.