BC/BD-2X250BB1-B09 C
74.56 kW
Dry cooler BC/BD-263CD5-B19 C
Defrost: None
Product code: BC/BD-263CD5-B19 C
- Heat rejection i
- 74.60 kW
- Air flow
- 21,942 m³/h
- Fans
- 2 × ⌀630 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 21,942 m³/h |
|---|---|
| External surface | 261.0 m² |
| Inner volume | 37.3 dm³ |
| Fin material | Aluminium |
| Net weight | 264 kg |
| Quantity | 2 |
|---|---|
| Diameter | 630 mm |
| Speed | 1,330 rpm |
| Power | 2,500 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 4 |
| Sound pressure | 54.0 dB(A) |
|---|---|
| Sound power | 86.0 dB(A) |
| Energy class | E |
| Inlet | 2" |
|---|---|
| Outlet | 2" |
| BC/BD-263CD5-B19 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)
- 74.598 kW Fluid flow 12.95 m³/h Pressure drop 32.5 kPa
- Heat rejection · Low speed (Y)
- 62.211 kW Fluid flow 10.80 m³/h Pressure drop 23.5 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 | 43.16 | not rated | not rated | not rated | not rated | not rated |
| 40 | 74.60 | 43.37 | not rated | not rated | not rated | not rated |
| 45 | 105.16 | 74.56 | 43.55 | not rated | not rated | not rated |
| 50 | 135.43 | 104.93 | 74.54 | 43.71 | not rated | not rated |
| 55 | 165.58 | 135.01 | 104.73 | 74.55 | 43.88 | not rated |
| 60 | 195.65 | 164.97 | 134.65 | 104.59 | 74.61 | 44.08 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 36.27 | not rated | not rated | not rated | not rated | not rated |
| 40 | 62.21 | 36.44 | not rated | not rated | not rated | not rated |
| 45 | 87.35 | 62.16 | 36.59 | not rated | not rated | not rated |
| 50 | 112.23 | 87.12 | 62.12 | 36.73 | not rated | not rated |
| 55 | 136.99 | 111.84 | 86.95 | 62.13 | 36.88 | not rated |
| 60 | 161.68 | 136.45 | 111.53 | 86.85 | 62.19 | 37.05 |
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) | 74.598 | 12.95 | 32.5 |
| Low speed (Y) | 62.211 | 10.80 | 23.5 |
Dimensions
| A | 2100 mm |
|---|---|
| B | 1200 mm |
| C | 1240 mm |
| F | 1050 mm |
| G | 450 mm |
| E | 1900 mm |
| H | 900 mm |
| I | 1190 mm |
| K | 2400 mm |
| D IN | 2" |
| D OUT | 2" |
| Length | 2400 mm |
|---|---|
| Width | 1240 mm |
| Height | 1200 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.