BC/BD-691DC1-B04 C
487.61 kW
Dry cooler BC/BD-2x980AB5-B03 C
Defrost: None
Product code: BC/BD-2x980AB5-B03 C
- Heat rejection i
- 487.36 kW
- Air flow
- 162,155 m³/h
- Fans
- 18 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 162,155 m³/h |
|---|---|
| External surface | 1,880.4 m² |
| Inner volume | 294.6 dm³ |
| Fin material | Aluminium |
| Net weight | 2,412 kg |
| Quantity | 18 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 5,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 45.0 dB(A) |
|---|---|
| Sound power | 78.0 dB(A) |
| Energy class | C |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x980AB5-B03 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)
- 487.355 kW Fluid flow 84.58 m³/h Pressure drop 25.2 kPa
- Heat rejection · Low speed (Y)
- 388.528 kW Fluid flow 67.43 m³/h Pressure drop 16.8 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 | 278.71 | not rated | not rated | not rated | not rated | not rated |
| 40 | 487.36 | 280.60 | not rated | not rated | not rated | not rated |
| 45 | 690.78 | 488.03 | 282.28 | not rated | not rated | not rated |
| 50 | 892.56 | 690.47 | 488.73 | 283.85 | not rated | not rated |
| 55 | 1093.54 | 891.33 | 690.42 | 489.63 | 285.45 | not rated |
| 60 | 1294.13 | 1091.48 | 890.53 | 690.72 | 490.79 | 287.14 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 223.91 | not rated | not rated | not rated | not rated | not rated |
| 40 | 388.53 | 225.41 | not rated | not rated | not rated | not rated |
| 45 | 548.41 | 388.85 | 226.66 | not rated | not rated | not rated |
| 50 | 706.76 | 547.84 | 389.19 | 227.84 | not rated | not rated |
| 55 | 864.42 | 705.40 | 547.44 | 389.67 | 229.04 | not rated |
| 60 | 1021.64 | 862.24 | 704.25 | 547.38 | 390.44 | 230.35 |
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) | 487.355 | 84.58 | 25.2 |
| Low speed (Y) | 388.528 | 67.43 | 16.8 |
Dimensions
| A | 11350 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10900 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 11850 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 11850 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.