BC/BD-491GD5-B04 C
364.03 kW
Dry cooler BC/BD-2x680AC5-B03 C
Defrost: None
Product code: BC/BD-2x680AC5-B03 C
- Heat rejection i
- 364.04 kW
- Air flow
- 100,772 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 100,772 m³/h |
|---|---|
| External surface | 1,671.5 m² |
| Inner volume | 246.8 dm³ |
| Fin material | Aluminium |
| Net weight | 1,763 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 43.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | C |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x680AC5-B03 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)
- 364.040 kW Fluid flow 63.19 m³/h Pressure drop 40.2 kPa
- Heat rejection · Low speed (Y)
- 283.426 kW Fluid flow 49.15 m³/h Pressure drop 25.6 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 | 215.05 | not rated | not rated | not rated | not rated | not rated |
| 40 | 364.04 | 215.78 | not rated | not rated | not rated | not rated |
| 45 | 508.93 | 363.83 | 216.45 | not rated | not rated | not rated |
| 50 | 652.55 | 507.96 | 363.74 | 217.15 | not rated | not rated |
| 55 | 795.55 | 650.85 | 507.30 | 363.93 | 217.99 | not rated |
| 60 | 938.20 | 793.14 | 649.61 | 507.06 | 364.49 | 219.00 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 169.07 | not rated | not rated | not rated | not rated | not rated |
| 40 | 283.43 | 169.55 | not rated | not rated | not rated | not rated |
| 45 | 394.38 | 283.11 | 170.02 | not rated | not rated | not rated |
| 50 | 504.20 | 393.40 | 282.94 | 170.53 | not rated | not rated |
| 55 | 613.49 | 502.59 | 392.69 | 282.99 | 171.16 | not rated |
| 60 | 722.49 | 611.29 | 501.40 | 392.38 | 283.36 | 171.96 |
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) | 364.040 | 63.19 | 40.2 |
| Low speed (Y) | 283.426 | 49.15 | 25.6 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 7850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7850 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.