BC/BD-2X563BA1-B19 C
216.64 kW
Dry cooler BC/BD-491KB1-B04 C
Defrost: None
Product code: BC/BD-491KB1-B04 C
- Heat rejection i
- 216.62 kW
- Air flow
- 96,774 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 96,774 m³/h |
|---|---|
| External surface | 434.3 m² |
| Inner volume | 54.5 dm³ |
| Fin material | Aluminium |
| Net weight | 683 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-491KB1-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)
- 216.621 kW Fluid flow 37.60 m³/h Pressure drop 30.8 kPa
- Heat rejection · Low speed (Y)
- 173.483 kW Fluid flow 30.11 m³/h Pressure drop 20.6 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 | 118.28 | not rated | not rated | not rated | not rated | not rated |
| 40 | 216.62 | 119.82 | not rated | not rated | not rated | not rated |
| 45 | 312.79 | 217.62 | 121.16 | not rated | not rated | not rated |
| 50 | 408.33 | 313.41 | 218.53 | 122.34 | not rated | not rated |
| 55 | 503.57 | 408.61 | 314.02 | 219.42 | 123.44 | not rated |
| 60 | 598.67 | 503.53 | 408.96 | 314.71 | 220.34 | 124.51 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 95.28 | not rated | not rated | not rated | not rated | not rated |
| 40 | 173.48 | 96.58 | not rated | not rated | not rated | not rated |
| 45 | 249.58 | 174.28 | 97.69 | not rated | not rated | not rated |
| 50 | 325.07 | 250.05 | 175.02 | 98.70 | not rated | not rated |
| 55 | 400.27 | 325.26 | 250.55 | 175.75 | 99.63 | not rated |
| 60 | 475.31 | 400.21 | 325.55 | 251.12 | 176.54 | 100.55 |
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) | 216.621 | 37.60 | 30.8 |
| Low speed (Y) | 173.483 | 30.11 | 20.6 |
Dimensions
| A | 5950 mm |
|---|---|
| B | 1450 mm |
| C | 1230 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5700 mm |
| H | 1400 mm |
| I | 1180 mm |
| K | 6250 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 6250 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.