BE-2x491FB1-B04T C
876.05 kW
Dry cooler BE-991AD5-B04 C
Defrost: None
Product code: BE-991AD5-B04 C
- Heat rejection i
- 875.43 kW
- Air flow
- 243,545 m³/h
- Fans
- 9 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 243,545 m³/h |
|---|---|
| External surface | 3,581.7 m² |
| Inner volume | 527.0 dm³ |
| Fin material | Aluminium |
| Net weight | 2,842 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 | 99.5 dB(A) |
| Energy class | D |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BE-991AD5-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)
- 875.426 kW Fluid flow 151.92 m³/h Pressure drop 21.9 kPa
- Heat rejection · Low speed (Y)
- 686.535 kW Fluid flow 119.06 m³/h Pressure drop 14.1 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 | 508.98 | not rated | not rated | not rated | not rated | not rated |
| 40 | 875.43 | 510.91 | not rated | not rated | not rated | not rated |
| 45 | 1230.61 | 873.93 | 512.50 | not rated | not rated | not rated |
| 50 | 1582.26 | 1226.24 | 872.51 | 514.03 | not rated | not rated |
| 55 | 1932.17 | 1575.14 | 1222.47 | 871.69 | 515.62 | not rated |
| 60 | 2281.12 | 1922.43 | 1569.04 | 1219.63 | 871.58 | 517.57 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 403.12 | not rated | not rated | not rated | not rated | not rated |
| 40 | 686.54 | 404.72 | not rated | not rated | not rated | not rated |
| 45 | 960.19 | 685.31 | 406.07 | not rated | not rated | not rated |
| 50 | 1230.60 | 956.66 | 684.29 | 407.35 | not rated | not rated |
| 55 | 1499.50 | 1224.96 | 953.73 | 683.71 | 408.79 | not rated |
| 60 | 1767.58 | 1491.84 | 1220.26 | 951.66 | 683.81 | 410.51 |
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) | 875.426 | 151.92 | 21.9 |
| Low speed (Y) | 686.535 | 119.06 | 14.1 |
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.