BC/BD-2X980AC1-B01 C
938.13 kW
Dry cooler BC/BD-2x691BD5-B04 C
Defrost: None
Product code: BC/BD-2x691BD5-B04 C
- Heat rejection i
- 936.92 kW
- Air flow
- 285,772 m³/h
- Fans
- 12 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 285,772 m³/h |
|---|---|
| External surface | 3,047.0 m² |
| Inner volume | 465.0 dm³ |
| Fin material | Aluminium |
| Net weight | 2,473 kg |
| Quantity | 12 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 33,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 69.0 dB(A) |
|---|---|
| Sound power | 102.1 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x691BD5-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)
- 936.920 kW Fluid flow 162.61 m³/h Pressure drop 34.2 kPa
- Heat rejection · Low speed (Y)
- 726.662 kW Fluid flow 126.13 m³/h Pressure drop 21.6 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 | 538.28 | not rated | not rated | not rated | not rated | not rated |
| 40 | 936.92 | 541.55 | not rated | not rated | not rated | not rated |
| 45 | 1324.81 | 937.40 | 544.39 | not rated | not rated | not rated |
| 50 | 1709.26 | 1323.04 | 938.02 | 547.15 | not rated | not rated |
| 55 | 2092.00 | 1705.29 | 1321.78 | 939.20 | 550.03 | not rated |
| 60 | 2473.75 | 2085.91 | 1702.35 | 1321.60 | 941.02 | 553.14 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 422.01 | not rated | not rated | not rated | not rated | not rated |
| 40 | 726.66 | 424.65 | not rated | not rated | not rated | not rated |
| 45 | 1021.63 | 727.06 | 426.95 | not rated | not rated | not rated |
| 50 | 1313.62 | 1020.33 | 727.47 | 429.17 | not rated | not rated |
| 55 | 1604.13 | 1310.70 | 1019.39 | 728.36 | 431.50 | not rated |
| 60 | 1893.81 | 1599.70 | 1308.47 | 1019.29 | 729.93 | 434.14 |
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) | 936.920 | 162.61 | 34.2 |
| Low speed (Y) | 726.662 | 126.13 | 21.6 |
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 |
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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.