BC/BD-2X680DC1-B01 C
634.11 kW
Dry cooler BC/BD-2x780AB1-B01 C
Defrost: None
Product code: BC/BD-2x780AB1-B01 C
- Heat rejection i
- 632.71 kW
- Air flow
- 246,519 m³/h
- Fans
- 14 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 246,519 m³/h |
|---|---|
| External surface | 1,729.7 m² |
| Inner volume | 243.6 dm³ |
| Fin material | Aluminium |
| Net weight | 2,002 kg |
| Quantity | 14 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 25,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 60.0 dB(A) |
|---|---|
| Sound power | 93.0 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x780AB1-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)
- 632.706 kW Fluid flow 109.82 m³/h Pressure drop 33.6 kPa
- Heat rejection · Low speed (Y)
- 511.324 kW Fluid flow 88.74 m³/h Pressure drop 22.8 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 | 350.67 | not rated | not rated | not rated | not rated | not rated |
| 40 | 632.71 | 354.32 | not rated | not rated | not rated | not rated |
| 45 | 908.62 | 634.88 | 357.53 | not rated | not rated | not rated |
| 50 | 1182.65 | 909.60 | 636.93 | 360.49 | not rated | not rated |
| 55 | 1455.75 | 1182.53 | 910.70 | 639.01 | 363.28 | not rated |
| 60 | 1728.34 | 1454.59 | 1182.76 | 912.12 | 641.30 | 366.14 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 285.83 | not rated | not rated | not rated | not rated | not rated |
| 40 | 511.32 | 288.69 | not rated | not rated | not rated | not rated |
| 45 | 731.07 | 512.78 | 291.15 | not rated | not rated | not rated |
| 50 | 948.96 | 731.37 | 514.14 | 293.47 | not rated | not rated |
| 55 | 1165.97 | 948.23 | 731.83 | 515.58 | 295.66 | not rated |
| 60 | 1382.49 | 1164.27 | 947.88 | 732.63 | 517.26 | 297.94 |
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) | 632.706 | 109.82 | 33.6 |
| Low speed (Y) | 511.324 | 88.74 | 22.8 |
Dimensions
| A | 8950 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 8500 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 9450 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 8950 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.