BE-880ED1-B01 C
686.70 kW
Dry cooler BE-791AC1-B04 C
Defrost: None
Product code: BE-791AC1-B04 C
- Heat rejection i
- 687.01 kW
- Air flow
- 191,804 m³/h
- Fans
- 7 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Model nomenclature
How to read the code of this model.
-
A
Series: BE — BE = V-type dry cooler.
-
D
Number of fans per row: 7 — Digit 1-9; total fans = fan rows x this digit.
-
E
Fan diameter: 91 — Ø910 mm
-
G
Coil tube rows (2nd dimensional letter): C — 4 tube rows
-
H
Fin spacing: 1 — 2.1 mm
-
I
Generation code: B — generation B
-
J
Fan data (fan motor code): 04 — three-phase 400 V 50 Hz, 6-pole AC fan (in this series)
Data
| Air flow | 191,804 m³/h |
|---|---|
| External surface | 2,635.8 m² |
| Inner volume | 330.9 dm³ |
| Fin material | Aluminium |
| Net weight | 2,118 kg |
| Quantity | 7 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 19,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 66.0 dB(A) |
|---|---|
| Sound power | 98.5 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BE-791AC1-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)
- 687.009 kW Fluid flow 119.23 m³/h Pressure drop 97.2 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 542.633 kW Fluid flow 94.11 m³/h Pressure drop 63.9 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 | 407.44 | not rated | not rated | not rated | not rated | not rated |
| 40 | 687.01 | 407.56 | not rated | not rated | not rated | not rated |
| 45 | 959.50 | 684.92 | 407.62 | not rated | not rated | not rated |
| 50 | 1229.79 | 955.41 | 683.14 | 407.78 | not rated | not rated |
| 55 | 1498.97 | 1223.74 | 951.90 | 681.68 | 408.19 | not rated |
| 60 | 1767.54 | 1491.01 | 1218.54 | 949.15 | 681.00 | 408.92 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 325.05 | not rated | not rated | not rated | not rated | not rated |
| 40 | 542.63 | 325.09 | not rated | not rated | not rated | not rated |
| 45 | 754.34 | 540.88 | 325.07 | not rated | not rated | not rated |
| 50 | 964.04 | 751.00 | 539.38 | 325.16 | not rated | not rated |
| 55 | 1172.82 | 959.18 | 748.10 | 538.23 | 325.37 | not rated |
| 60 | 1381.09 | 1166.46 | 954.96 | 745.84 | 537.65 | 326.03 |
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) | 687.009 | 119.23 | 97.2 |
| Low speed (Y) | 542.633 | 94.11 | 63.9 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1300 mm |
| C | 8860 mm |
| F | 1150 mm |
| G | 9460 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 9460 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.