BC/BD-2X763BC1-B19 C
473.87 kW
Dry cooler BC/BD-t-2x491OB5-B04 C
Defrost: None
Product code: BC/BD-t-2x491OB5-B04 C
- Heat rejection i
- 474.15 kW
- Air flow
- 188,299 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 188,299 m³/h |
|---|---|
| External surface | 726.2 m² |
| Inner volume | 145.6 dm³ |
| Fin material | Aluminium |
| Net weight | 1,194 kg |
| Quantity | 8 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 22,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 68.0 dB(A) |
|---|---|
| Sound power | 100.2 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-t-2x491OB5-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)
- 474.150 kW Fluid flow 82.28 m³/h Pressure drop 27.7 kPa
- Heat rejection · Low speed (Y)
- not rated
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 | 260.30 | not rated | not rated | not rated | not rated | not rated |
| 40 | 474.15 | 263.48 | not rated | not rated | not rated | not rated |
| 45 | 683.04 | 476.05 | 266.22 | not rated | not rated | not rated |
| 50 | 890.35 | 683.94 | 477.78 | 268.67 | not rated | not rated |
| 55 | 1097.01 | 890.41 | 684.89 | 479.49 | 271.01 | not rated |
| 60 | 1303.24 | 1096.21 | 890.66 | 686.04 | 481.33 | 273.27 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | not rated | not rated | not rated | not rated | not rated | not rated |
| 40 | not rated | not rated | not rated | not rated | not rated | not rated |
| 45 | not rated | not rated | 214.12 | not rated | not rated | not rated |
| 50 | not rated | not rated | 380.86 | 216.15 | not rated | not rated |
| 55 | not rated | not rated | 543.40 | 382.26 | 218.14 | not rated |
| 60 | not rated | not rated | 704.65 | 544.36 | 383.92 | 220.10 |
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) | 474.150 | 82.28 | 27.7 |
| Low speed (Y) | — | — | — |
Dimensions
| A | 6150 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5700 mm |
| H | 1400 mm |
| I | 2260 mm |
| K | 6650 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 6650 mm |
|---|---|
| Width | 2310 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.