BC/BD-780AB1-B01 C
316.35 kW
Dry cooler BC/BD-2x680HC5-B03 C
Defrost: None
Product code: BC/BD-2x680HC5-B03 C
- Heat rejection i
- 316.14 kW
- Air flow
- 95,112 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 95,112 m³/h |
|---|---|
| External surface | 1,089.3 m² |
| Inner volume | 164.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,574 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-2x680HC5-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)
- 316.137 kW Fluid flow 54.86 m³/h Pressure drop 68.5 kPa
- Heat rejection · Low speed (Y)
- 243.944 kW Fluid flow 42.34 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 | 186.65 | not rated | not rated | not rated | not rated | not rated |
| 40 | 316.14 | 187.35 | not rated | not rated | not rated | not rated |
| 45 | 442.51 | 316.28 | 188.01 | not rated | not rated | not rated |
| 50 | 567.86 | 442.17 | 316.52 | 188.71 | not rated | not rated |
| 55 | 692.74 | 567.08 | 442.09 | 316.97 | 189.50 | not rated |
| 60 | 817.37 | 691.56 | 566.69 | 442.33 | 317.71 | 190.47 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 145.18 | not rated | not rated | not rated | not rated | not rated |
| 40 | 243.94 | 145.86 | not rated | not rated | not rated | not rated |
| 45 | 340.04 | 244.26 | 146.53 | not rated | not rated | not rated |
| 50 | 435.31 | 340.08 | 244.65 | 147.25 | not rated | not rated |
| 55 | 530.19 | 435.11 | 340.35 | 245.28 | 148.06 | not rated |
| 60 | 624.86 | 529.77 | 435.24 | 340.93 | 246.16 | 149.03 |
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) | 316.137 | 54.86 | 68.5 |
| Low speed (Y) | 243.944 | 42.34 | 43.3 |
Dimensions
| A | 6650 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 6400 mm |
| H | 1050 mm |
| I | 2260 mm |
| K | 6950 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 6950 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.