BC/BD-780AD5-B03 C
222.26 kW
Dry cooler BC/BD-t-391PB1-B04 C
Defrost: None
Product code: BC/BD-t-391PB1-B04 C
- Heat rejection i
- 222.05 kW
- Air flow
- 74,989 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 74,989 m³/h |
|---|---|
| External surface | 407.1 m² |
| Inner volume | 51.9 dm³ |
| Fin material | Aluminium |
| Net weight | 583 kg |
| Quantity | 3 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 8,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 64.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | E |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BC/BD-t-391PB1-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)
- 222.053 kW Fluid flow 38.54 m³/h Pressure drop 26.6 kPa
- Heat rejection · Low speed (Y)
- 175.367 kW Fluid flow 30.44 m³/h Pressure drop 17.3 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 | 122.32 | not rated | not rated | not rated | not rated | not rated |
| 40 | 222.05 | 123.81 | not rated | not rated | not rated | not rated |
| 45 | 318.93 | 222.73 | 125.04 | not rated | not rated | not rated |
| 50 | 414.90 | 318.99 | 223.32 | 126.15 | not rated | not rated |
| 55 | 510.44 | 414.40 | 319.06 | 223.93 | 127.21 | not rated |
| 60 | 605.75 | 509.42 | 414.00 | 319.29 | 224.62 | 128.25 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 97.49 | not rated | not rated | not rated | not rated | not rated |
| 40 | 175.37 | 98.71 | not rated | not rated | not rated | not rated |
| 45 | 250.50 | 175.85 | 99.74 | not rated | not rated | not rated |
| 50 | 324.76 | 250.47 | 176.31 | 100.66 | not rated | not rated |
| 55 | 398.60 | 324.27 | 250.53 | 176.82 | 101.54 | not rated |
| 60 | 472.24 | 397.71 | 323.95 | 250.72 | 177.41 | 102.43 |
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) | 222.053 | 38.54 | 26.6 |
| Low speed (Y) | 175.367 | 30.44 | 17.3 |
Dimensions
| A | 5600 mm |
|---|---|
| B | 1450 mm |
| C | 1230 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5350 mm |
| H | 1750 mm |
| I | 1180 mm |
| K | 5900 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 5900 mm |
|---|---|
| Width | 1230 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.