BE-2x780EB1-B01C C
924.63 kW
Dry cooler BE-991AD1-B04 C
Defrost: None
Product code: BE-991AD1-B04 C
- Heat rejection i
- 926.68 kW
- Air flow
- 240,169 m³/h
- Fans
- 9 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 240,169 m³/h |
|---|---|
| External surface | 4,236.0 m² |
| Inner volume | 527.0 dm³ |
| Fin material | Aluminium |
| Net weight | 2,940 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 | 99.7 dB(A) |
| Energy class | D |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BE-991AD1-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)
- 926.684 kW Fluid flow 160.70 m³/h Pressure drop 24.2 kPa
- Heat rejection · Low speed (Y)
- 716.348 kW Fluid flow 124.22 m³/h Pressure drop 15.2 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 | 543.84 | not rated | not rated | not rated | not rated | not rated |
| 40 | 926.68 | 545.58 | not rated | not rated | not rated | not rated |
| 45 | 1297.00 | 924.60 | 546.98 | not rated | not rated | not rated |
| 50 | 1663.04 | 1291.65 | 922.80 | 548.37 | not rated | not rated |
| 55 | 2027.08 | 1654.68 | 1287.13 | 921.60 | 549.97 | not rated |
| 60 | 2390.01 | 2015.81 | 1647.58 | 1283.74 | 921.29 | 551.86 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 425.05 | not rated | not rated | not rated | not rated | not rated |
| 40 | 716.35 | 426.38 | not rated | not rated | not rated | not rated |
| 45 | 996.80 | 714.54 | 427.50 | not rated | not rated | not rated |
| 50 | 1273.61 | 992.48 | 713.09 | 428.62 | not rated | not rated |
| 55 | 1548.75 | 1266.98 | 988.91 | 712.18 | 429.96 | not rated |
| 60 | 1822.94 | 1539.90 | 1261.48 | 986.36 | 712.08 | 431.74 |
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) | 926.684 | 160.70 | 24.2 |
| Low speed (Y) | 716.348 | 124.22 | 15.2 |
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.