BC/BD-2x691BB5-B04 C
733.46 kW
Dry cooler BC/BD-2x691EC5-B04 C
Defrost: None
Product code: BC/BD-2x691EC5-B04 C
- Heat rejection i
- 734.13 kW
- Air flow
- 276,345 m³/h
- Fans
- 12 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 276,345 m³/h |
|---|---|
| External surface | 1,950.1 m² |
| Inner volume | 331.0 dm³ |
| Fin material | Aluminium |
| Net weight | 2,024 kg |
| Quantity | 12 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 33,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 70.0 dB(A) |
|---|---|
| Sound power | 102.5 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x691EC5-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)
- 734.125 kW Fluid flow 127.42 m³/h Pressure drop 24.9 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 | 407.97 | not rated | not rated | not rated | not rated | not rated |
| 40 | 734.13 | 412.20 | not rated | not rated | not rated | not rated |
| 45 | 1052.70 | 736.49 | 415.94 | not rated | not rated | not rated |
| 50 | 1368.92 | 1053.60 | 738.72 | 419.29 | not rated | not rated |
| 55 | 1684.01 | 1368.49 | 1054.67 | 741.02 | 422.50 | not rated |
| 60 | 1998.54 | 1682.32 | 1368.50 | 1056.18 | 743.57 | 425.71 |
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) | 734.125 | 127.42 | 24.9 |
Dimensions
| A | 8950 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 8500 mm |
| H | 1400 mm |
| I | 2310 mm |
| K | 9450 mm |
| D IN | 6" |
| D OUT | 6" |
| Length | 9450 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.