BC/BD-2X680HA5-B01 C
327.45 kW
Dry cooler BC/BD-491DD5-B04 C
Defrost: None
Product code: BC/BD-491DD5-B04 C
- Heat rejection i
- 327.64 kW
- Air flow
- 90,574 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 90,574 m³/h |
|---|---|
| External surface | 965.3 m² |
| Inner volume | 214.8 dm³ |
| Fin material | Aluminium |
| Net weight | 947 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 | 97.7 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-491DD5-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)
- 327.639 kW Fluid flow 56.87 m³/h Pressure drop 70.5 kPa above the recommended pressure drop
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 | 194.50 | not rated | not rated | not rated | not rated | not rated |
| 40 | 327.64 | 194.87 | not rated | not rated | not rated | not rated |
| 45 | 457.39 | 327.22 | 195.24 | not rated | not rated | not rated |
| 50 | 586.07 | 456.26 | 326.91 | 195.66 | not rated | not rated |
| 55 | 714.22 | 584.25 | 455.42 | 326.88 | 196.22 | not rated |
| 60 | 842.08 | 711.74 | 582.86 | 454.97 | 327.17 | 196.97 |
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) | 327.639 | 56.87 | 70.5 |
Dimensions
| A | 7350 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7100 mm |
| H | 1750 mm |
| I | 1190 mm |
| K | 7650 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7650 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.