BE-2x780AB1-B01T C
961.19 kW
Dry cooler BE-991ED1-B04 C
Defrost: None
Product code: BE-991ED1-B04 C
- Heat rejection i
- 959.81 kW
- Air flow
- 232,304 m³/h
- Fans
- 9 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 232,304 m³/h |
|---|---|
| External surface | 4,021.0 m² |
| Inner volume | 775.4 dm³ |
| Fin material | Aluminium |
| Net weight | 3,063 kg |
| Quantity | 9 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 25,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 100.1 dB(A) |
| Energy class | D |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BE-991ED1-B04 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)
- 959.805 kW Fluid flow 166.45 m³/h Pressure drop 53.6 kPa
- Heat rejection · Low speed (Y)
- 725.825 kW Fluid flow 125.89 m³/h Pressure drop 32.6 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 | 581.15 | not rated | not rated | not rated | not rated | not rated |
| 40 | 959.81 | 580.66 | not rated | not rated | not rated | not rated |
| 45 | 1327.30 | 955.95 | 580.31 | not rated | not rated | not rated |
| 50 | 1691.05 | 1320.42 | 952.74 | 580.25 | not rated | not rated |
| 55 | 2053.07 | 1681.27 | 1314.65 | 950.46 | 580.67 | not rated |
| 60 | 2414.13 | 2040.46 | 1673.07 | 1310.33 | 949.32 | 581.80 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 444.49 | not rated | not rated | not rated | not rated | not rated |
| 40 | 725.83 | 444.07 | not rated | not rated | not rated | not rated |
| 45 | 998.23 | 722.85 | 443.78 | not rated | not rated | not rated |
| 50 | 1267.70 | 993.02 | 720.44 | 443.77 | not rated | not rated |
| 55 | 1535.82 | 1260.38 | 988.76 | 718.82 | 444.25 | not rated |
| 60 | 1803.20 | 1526.44 | 1254.37 | 985.73 | 718.20 | 445.34 |
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) | 959.805 | 166.45 | 53.6 |
| Low speed (Y) | 725.825 | 125.89 | 32.6 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1370 mm |
| C | 11260 mm |
| F | 1150 mm |
| G | 11860 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 11860 mm |
|---|---|
| Width | 1370 mm |
| Height | 1958 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.