BC/BD-491GB1-B04 C
313.59 kW
Dry cooler BC/BD-480OD5-B01 C
Defrost: None
Product code: BC/BD-480OD5-B01 C
- Heat rejection i
- 313.67 kW
- Air flow
- 78,675 m³/h
- Fans
- 4 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 78,675 m³/h |
|---|---|
| External surface | 1,324.8 m² |
| Inner volume | 289.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,143 kg |
| Quantity | 4 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 7,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 53.0 dB(A) |
|---|---|
| Sound power | 86.0 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-480OD5-B01 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)
- 313.672 kW Fluid flow 54.40 m³/h Pressure drop 31.1 kPa
- Heat rejection · Low speed (Y)
- 238.276 kW Fluid flow 41.32 m³/h Pressure drop 19.0 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 | 188.19 | not rated | not rated | not rated | not rated | not rated |
| 40 | 313.67 | 188.27 | not rated | not rated | not rated | not rated |
| 45 | 435.48 | 312.64 | 188.28 | not rated | not rated | not rated |
| 50 | 556.05 | 433.48 | 311.78 | 188.41 | not rated | not rated |
| 55 | 676.04 | 553.12 | 431.80 | 311.18 | 188.68 | not rated |
| 60 | 795.72 | 672.22 | 550.67 | 430.57 | 310.94 | 189.16 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 144.50 | not rated | not rated | not rated | not rated | not rated |
| 40 | 238.28 | 144.48 | not rated | not rated | not rated | not rated |
| 45 | 329.06 | 237.37 | 144.47 | not rated | not rated | not rated |
| 50 | 418.85 | 327.37 | 236.62 | 144.54 | not rated | not rated |
| 55 | 508.17 | 416.43 | 325.99 | 236.11 | 144.73 | not rated |
| 60 | 597.24 | 505.04 | 414.44 | 324.98 | 235.90 | 145.10 |
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) | 313.672 | 54.40 | 31.1 |
| Low speed (Y) | 238.276 | 41.32 | 19.0 |
Dimensions
| A | 9950 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9700 mm |
| H | 2400 mm |
| I | 1190 mm |
| K | 10250 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 10250 mm |
|---|---|
| Width | 1240 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.