BC/BD-691ED5-B04 C
403.10 kW
Dry cooler BC/BD-t-2x391PB5-B04 C
Defrost: None
Product code: BC/BD-t-2x391PB5-B04 C
- Heat rejection i
- 402.79 kW
- Air flow
- 152,244 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 152,244 m³/h |
|---|---|
| External surface | 680.8 m² |
| Inner volume | 118.6 dm³ |
| Fin material | Aluminium |
| Net weight | 1,015 kg |
| Quantity | 6 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 16,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 98.8 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-t-2x391PB5-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)
- 402.787 kW Fluid flow 69.91 m³/h Pressure drop 25.2 kPa
- Heat rejection · Low speed (Y)
- 322.642 kW Fluid flow 56.00 m³/h Pressure drop 16.8 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 | 220.19 | not rated | not rated | not rated | not rated | not rated |
| 40 | 402.79 | 223.04 | not rated | not rated | not rated | not rated |
| 45 | 580.51 | 404.23 | 225.46 | not rated | not rated | not rated |
| 50 | 756.78 | 580.93 | 405.53 | 227.62 | not rated | not rated |
| 55 | 932.36 | 756.28 | 581.40 | 406.82 | 229.59 | not rated |
| 60 | 1107.59 | 930.99 | 755.98 | 582.03 | 408.20 | 231.51 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 177.67 | not rated | not rated | not rated | not rated | not rated |
| 40 | 322.64 | 180.08 | not rated | not rated | not rated | not rated |
| 45 | 462.87 | 323.77 | 182.10 | not rated | not rated | not rated |
| 50 | 601.69 | 463.15 | 324.82 | 183.90 | not rated | not rated |
| 55 | 739.84 | 601.22 | 463.52 | 325.89 | 185.61 | not rated |
| 60 | 877.64 | 738.69 | 600.98 | 464.10 | 327.09 | 187.27 |
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) | 402.787 | 69.91 | 25.2 |
| Low speed (Y) | 322.642 | 56.00 | 16.8 |
Dimensions
| A | 5600 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5350 mm |
| H | 1750 mm |
| I | 2260 mm |
| K | 5900 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 5900 mm |
|---|---|
| Width | 2310 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.