BC/BD-2x391BB1-B04 C
404.41 kW
Dry cooler BC/BD-680FC1-B01 C
Defrost: None
Product code: BC/BD-680FC1-B01 C
- Heat rejection i
- 404.34 kW
- Air flow
- 108,658 m³/h
- Fans
- 6 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 108,658 m³/h |
|---|---|
| External surface | 1,368.2 m² |
| Inner volume | 268.5 dm³ |
| Fin material | Aluminium |
| Net weight | 1,299 kg |
| Quantity | 6 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 10,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 56.0 dB(A) |
|---|---|
| Sound power | 88.9 dB(A) |
| Energy class | D |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-680FC1-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)
- 404.335 kW Fluid flow 70.13 m³/h Pressure drop 69.0 kPa
- Heat rejection · Low speed (Y)
- 310.976 kW Fluid flow 53.94 m³/h Pressure drop 43.3 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 | 240.78 | not rated | not rated | not rated | not rated | not rated |
| 40 | 404.34 | 241.17 | not rated | not rated | not rated | not rated |
| 45 | 563.68 | 403.69 | 241.57 | not rated | not rated | not rated |
| 50 | 721.60 | 562.11 | 403.26 | 242.05 | not rated | not rated |
| 55 | 878.86 | 719.14 | 560.91 | 403.11 | 242.69 | not rated |
| 60 | 1035.75 | 875.53 | 717.24 | 560.24 | 403.41 | 243.58 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 187.16 | not rated | not rated | not rated | not rated | not rated |
| 40 | 310.98 | 187.27 | not rated | not rated | not rated | not rated |
| 45 | 431.31 | 310.15 | 187.36 | not rated | not rated | not rated |
| 50 | 550.45 | 429.65 | 309.52 | 187.58 | not rated | not rated |
| 55 | 669.05 | 548.01 | 428.34 | 309.16 | 187.98 | not rated |
| 60 | 787.35 | 665.84 | 546.04 | 427.46 | 309.21 | 188.61 |
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) | 404.335 | 70.13 | 69.0 |
| Low speed (Y) | 310.976 | 53.94 | 43.3 |
Dimensions
| A | 10850 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 1190 mm |
| K | 11150 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 10850 mm |
|---|---|
| Width | 1240 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.