BC/BD-2x791ED1-B04 C
1013.45 kW
Dry cooler BC/BD-2x980DD1-B01 C
Defrost: None
Product code: BC/BD-2x980DD1-B01 C
- Heat rejection i
- 1009.78 kW
- Air flow
- 255,370 m³/h
- Fans
- 18 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 255,370 m³/h |
|---|---|
| External surface | 3,518.3 m² |
| Inner volume | 693.0 dm³ |
| Fin material | Aluminium |
| Net weight | 3,043 kg |
| Quantity | 18 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 32,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 65.0 dB(A) |
|---|---|
| Sound power | 97.6 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x980DD1-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)
- 1009.776 kW Fluid flow 175.14 m³/h Pressure drop 78.6 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 755.938 kW Fluid flow 131.09 m³/h Pressure drop 46.8 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 | 606.83 | not rated | not rated | not rated | not rated | not rated |
| 40 | 1009.78 | 608.32 | not rated | not rated | not rated | not rated |
| 45 | 1401.64 | 1009.14 | 609.90 | not rated | not rated | not rated |
| 50 | 1789.75 | 1399.17 | 1009.15 | 611.67 | not rated | not rated |
| 55 | 2176.10 | 1785.56 | 1397.83 | 1010.08 | 614.08 | not rated |
| 60 | 2561.47 | 2170.24 | 1782.96 | 1397.99 | 1012.27 | 617.30 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 459.72 | not rated | not rated | not rated | not rated | not rated |
| 40 | 755.94 | 461.18 | not rated | not rated | not rated | not rated |
| 45 | 1043.19 | 756.09 | 462.39 | not rated | not rated | not rated |
| 50 | 1327.44 | 1042.28 | 756.11 | 463.88 | not rated | not rated |
| 55 | 1610.29 | 1325.56 | 1041.31 | 756.92 | 465.85 | not rated |
| 60 | 1892.38 | 1607.51 | 1323.71 | 1041.61 | 758.81 | 468.51 |
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) | 1009.776 | 175.14 | 78.6 |
| Low speed (Y) | 755.938 | 131.09 | 46.8 |
Dimensions
| A | 11350 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10900 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 11850 mm |
| D IN | 6" |
| D OUT | 6" |
| Length | 11850 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.