BE-2x680BB5-B01T C
651.42 kW
Dry cooler BE-2x491AB1-B04T C
Defrost: None
Product code: BE-2x491AB1-B04T C
- Heat rejection i
- 651.42 kW
- Air flow
- 221,229 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 221,229 m³/h |
|---|---|
| External surface | 2,010.9 m² |
| Inner volume | 297.7 dm³ |
| Fin material | Aluminium |
| Net weight | 2,436 kg |
| Quantity | 8 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 22,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 66.0 dB(A) |
|---|---|
| Sound power | 99.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BE-2x491AB1-B04T 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)
- 651.415 kW Fluid flow 113.06 m³/h Pressure drop 98.1 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 528.144 kW Fluid flow 91.66 m³/h Pressure drop 67.7 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 | 377.40 | not rated | not rated | not rated | not rated | not rated |
| 40 | 651.42 | 378.39 | not rated | not rated | not rated | not rated |
| 45 | 919.62 | 650.70 | 379.24 | not rated | not rated | not rated |
| 50 | 1185.96 | 917.33 | 650.09 | 380.09 | not rated | not rated |
| 55 | 1451.39 | 1182.14 | 915.37 | 649.73 | 380.98 | not rated |
| 60 | 1716.33 | 1446.07 | 1178.86 | 913.95 | 649.80 | 382.06 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 308.52 | not rated | not rated | not rated | not rated | not rated |
| 40 | 528.14 | 309.23 | not rated | not rated | not rated | not rated |
| 45 | 742.60 | 527.36 | 309.84 | not rated | not rated | not rated |
| 50 | 955.36 | 740.49 | 526.71 | 310.48 | not rated | not rated |
| 55 | 1167.34 | 951.95 | 738.69 | 526.35 | 311.20 | not rated |
| 60 | 1378.87 | 1162.65 | 949.04 | 737.38 | 526.35 | 312.12 |
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) | 651.415 | 113.06 | 98.1 |
| Low speed (Y) | 528.144 | 91.66 | 67.7 |
Dimensions
| A | 2880 mm |
|---|---|
| B | 2400 mm |
| C | 5250 mm |
| F | 2330 mm |
| G | 5850 mm |
| E1 | 1250 mm |
| E2 | 2400 mm |
| H | 5500 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 5850 mm |
|---|---|
| Width | 2400 mm |
| Height | 2880 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.