BC/BD-2x591DD5-B04 C
811.61 kW
Dry cooler BC/BD-2x680FD5-B01 C
Defrost: None
Product code: BC/BD-2x680FD5-B01 C
- Heat rejection i
- 812.10 kW
- Air flow
- 211,694 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 211,694 m³/h |
|---|---|
| External surface | 2,898.0 m² |
| Inner volume | 676.4 dm³ |
| Fin material | Aluminium |
| Net weight | 2,500 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 21,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 59.0 dB(A) |
|---|---|
| Sound power | 92.0 dB(A) |
| Energy class | D |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x680FD5-B01 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)
- 812.101 kW Fluid flow 140.85 m³/h Pressure drop 52.0 kPa
- Heat rejection · Low speed (Y)
- 621.555 kW Fluid flow 107.79 m³/h Pressure drop 32.2 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 | 485.88 | not rated | not rated | not rated | not rated | not rated |
| 40 | 812.10 | 486.46 | not rated | not rated | not rated | not rated |
| 45 | 1129.61 | 810.45 | 487.09 | not rated | not rated | not rated |
| 50 | 1444.14 | 1125.98 | 809.29 | 487.91 | not rated | not rated |
| 55 | 1757.30 | 1438.62 | 1123.16 | 808.75 | 489.10 | not rated |
| 60 | 2069.70 | 1749.93 | 1434.26 | 1121.44 | 809.14 | 490.81 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 375.75 | not rated | not rated | not rated | not rated | not rated |
| 40 | 621.56 | 375.94 | not rated | not rated | not rated | not rated |
| 45 | 860.07 | 619.83 | 376.20 | not rated | not rated | not rated |
| 50 | 1096.17 | 856.67 | 618.51 | 376.61 | not rated | not rated |
| 55 | 1331.14 | 1091.18 | 853.98 | 617.76 | 377.39 | not rated |
| 60 | 1565.49 | 1324.60 | 1087.19 | 852.23 | 617.82 | 378.68 |
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) | 812.101 | 140.85 | 52.0 |
| Low speed (Y) | 621.555 | 107.79 | 32.2 |
Dimensions
| A | 11050 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 11550 mm |
| D IN | 6" |
| D OUT | 6" |
| Length | 11550 mm |
|---|---|
| Width | 2360 mm |
| Height | 1450 mm |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.