BC/BD-2x680CB5-B01 C
628.05 kW
Dry cooler BC/BD-2x491BC1-B04 C
Defrost: None
Product code: BC/BD-2x491BC1-B04 C
- Heat rejection i
- 628.37 kW
- Air flow
- 195,161 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 195,161 m³/h |
|---|---|
| External surface | 1,921.9 m² |
| Inner volume | 263.4 dm³ |
| Fin material | Aluminium |
| Net weight | 1,603 kg |
| Quantity | 8 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 22,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 100.0 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x491BC1-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)
- 628.368 kW Fluid flow 109.06 m³/h Pressure drop 91.6 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 491.510 kW Fluid flow 85.31 m³/h Pressure drop 59.2 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 | 365.90 | not rated | not rated | not rated | not rated | not rated |
| 40 | 628.37 | 367.19 | not rated | not rated | not rated | not rated |
| 45 | 884.74 | 628.17 | 368.36 | not rated | not rated | not rated |
| 50 | 1139.11 | 883.21 | 628.14 | 369.54 | not rated | not rated |
| 55 | 1392.54 | 1136.30 | 882.11 | 628.45 | 370.88 | not rated |
| 60 | 1645.42 | 1388.49 | 1134.16 | 881.58 | 629.20 | 372.43 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 289.25 | not rated | not rated | not rated | not rated | not rated |
| 40 | 491.51 | 290.20 | not rated | not rated | not rated | not rated |
| 45 | 688.39 | 491.24 | 291.11 | not rated | not rated | not rated |
| 50 | 883.60 | 687.04 | 491.14 | 292.04 | not rated | not rated |
| 55 | 1077.96 | 881.21 | 686.09 | 491.29 | 293.12 | not rated |
| 60 | 1271.85 | 1074.58 | 879.44 | 685.70 | 491.97 | 294.47 |
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) | 628.368 | 109.06 | 91.6 |
| Low speed (Y) | 491.510 | 85.31 | 59.2 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7100 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 8050 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 8050 mm |
|---|---|
| Width | 2360 mm |
| Height | 1450 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.