BE-2x780EB5-B01C C
853.43 kW
Dry cooler BE-991EC5-B04 C
Defrost: None
Product code: BE-991EC5-B04 C
- Heat rejection i
- 852.68 kW
- Air flow
- 243,437 m³/h
- Fans
- 9 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 243,437 m³/h |
|---|---|
| External surface | 2,725.3 m² |
| Inner volume | 607.5 dm³ |
| Fin material | Aluminium |
| Net weight | 2,729 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 | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BE-991EC5-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)
- 852.677 kW Fluid flow 147.97 m³/h Pressure drop 68.1 kPa
- Heat rejection · Low speed (Y)
- 669.593 kW Fluid flow 116.12 m³/h Pressure drop 44.2 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 | 505.10 | not rated | not rated | not rated | not rated | not rated |
| 40 | 852.68 | 505.35 | not rated | not rated | not rated | not rated |
| 45 | 1191.86 | 850.42 | 505.59 | not rated | not rated | not rated |
| 50 | 1528.13 | 1187.12 | 848.47 | 505.90 | not rated | not rated |
| 55 | 1863.17 | 1521.23 | 1183.17 | 847.03 | 506.48 | not rated |
| 60 | 2197.50 | 1854.10 | 1515.33 | 1180.14 | 846.27 | 507.53 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 400.35 | not rated | not rated | not rated | not rated | not rated |
| 40 | 669.59 | 400.55 | not rated | not rated | not rated | not rated |
| 45 | 931.78 | 667.76 | 400.72 | not rated | not rated | not rated |
| 50 | 1191.58 | 928.10 | 666.25 | 401.06 | not rated | not rated |
| 55 | 1450.29 | 1186.18 | 925.09 | 665.27 | 401.66 | not rated |
| 60 | 1708.38 | 1443.18 | 1181.68 | 922.91 | 664.97 | 402.56 |
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) | 852.677 | 147.97 | 68.1 |
| Low speed (Y) | 669.593 | 116.12 | 44.2 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1300 mm |
| C | 11260 mm |
| F | 1150 mm |
| G | 11860 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 11860 mm |
|---|---|
| Width | 1300 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.