BC/BD-t-2X450AC5-B09 C
188.56 kW
Dry cooler BC/BD-291MD1-B04 C
Defrost: None
Product code: BC/BD-291MD1-B04 C
- Heat rejection i
- 188.51 kW
- Air flow
- 52,032 m³/h
- Fans
- 2 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 52,032 m³/h |
|---|---|
| External surface | 620.4 m² |
| Inner volume | 68.7 dm³ |
| Fin material | Aluminium |
| Net weight | 544 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 | 93.5 dB(A) |
| Energy class | E |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BC/BD-291MD1-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)
- 188.513 kW Fluid flow 32.72 m³/h Pressure drop 55.0 kPa
- Heat rejection · Low speed (Y)
- 145.446 kW Fluid flow 25.22 m³/h Pressure drop 34.4 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 | 110.93 | not rated | not rated | not rated | not rated | not rated |
| 40 | 188.51 | 111.23 | not rated | not rated | not rated | not rated |
| 45 | 263.86 | 188.18 | 111.48 | not rated | not rated | not rated |
| 50 | 338.52 | 262.99 | 187.87 | 111.72 | not rated | not rated |
| 55 | 412.83 | 337.13 | 262.25 | 187.71 | 112.03 | not rated |
| 60 | 486.96 | 410.95 | 335.97 | 261.74 | 187.72 | 112.42 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 86.39 | not rated | not rated | not rated | not rated | not rated |
| 40 | 145.45 | 86.63 | not rated | not rated | not rated | not rated |
| 45 | 202.64 | 145.18 | 86.84 | not rated | not rated | not rated |
| 50 | 259.22 | 201.95 | 144.97 | 87.06 | not rated | not rated |
| 55 | 315.51 | 258.14 | 201.40 | 144.87 | 87.30 | not rated |
| 60 | 371.65 | 314.06 | 257.27 | 201.04 | 144.92 | 87.64 |
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) | 188.513 | 32.72 | 55.0 |
| Low speed (Y) | 145.446 | 25.22 | 34.4 |
Dimensions
| A | 5150 mm |
|---|---|
| B | 1450 mm |
| C | 1230 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4900 mm |
| H | 2400 mm |
| I | 1180 mm |
| K | 5450 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 5450 mm |
|---|---|
| Width | 1230 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.