BE-2x880AB5-B01C C
907.01 kW
Dry cooler BE-991EC1-B04 C
Defrost: None
Product code: BE-991EC1-B04 C
- Heat rejection i
- 907.35 kW
- Air flow
- 240,072 m³/h
- Fans
- 9 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 240,072 m³/h |
|---|---|
| External surface | 3,216.8 m² |
| Inner volume | 607.5 dm³ |
| Fin material | Aluminium |
| Net weight | 2,808 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 | 4" |
|---|---|
| Outlet | 4" |
| BE-991EC1-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)
- 907.348 kW Fluid flow 157.35 m³/h Pressure drop 76.0 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 702.674 kW Fluid flow 121.87 m³/h Pressure drop 48.1 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 | 541.98 | not rated | not rated | not rated | not rated | not rated |
| 40 | 907.35 | 541.99 | not rated | not rated | not rated | not rated |
| 45 | 1263.23 | 904.46 | 541.98 | not rated | not rated | not rated |
| 50 | 1615.88 | 1257.65 | 902.00 | 542.19 | not rated | not rated |
| 55 | 1967.03 | 1607.78 | 1252.98 | 900.26 | 542.74 | not rated |
| 60 | 2317.35 | 1956.43 | 1600.90 | 1249.42 | 899.42 | 543.70 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 424.04 | not rated | not rated | not rated | not rated | not rated |
| 40 | 702.67 | 423.86 | not rated | not rated | not rated | not rated |
| 45 | 973.42 | 700.30 | 423.85 | not rated | not rated | not rated |
| 50 | 1241.49 | 968.99 | 698.36 | 424.03 | not rated | not rated |
| 55 | 1508.33 | 1235.10 | 965.34 | 697.05 | 424.54 | not rated |
| 60 | 1774.48 | 1500.02 | 1229.80 | 962.69 | 696.59 | 425.58 |
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) | 907.348 | 157.35 | 76.0 |
| Low speed (Y) | 702.674 | 121.87 | 48.1 |
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.