BC/BD-t-2X763AC1-B19 C
566.49 kW
Dry cooler BC/BD-2x491DB1-B04 C
Defrost: None
Product code: BC/BD-2x491DB1-B04 C
- Heat rejection i
- 567.30 kW
- Air flow
- 197,613 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 197,613 m³/h |
|---|---|
| External surface | 1,368.2 m² |
| Inner volume | 298.3 dm³ |
| Fin material | Aluminium |
| Net weight | 1,501 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-2x491DB1-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)
- 567.300 kW Fluid flow 98.47 m³/h Pressure drop 46.9 kPa
- Heat rejection · Low speed (Y)
- 447.840 kW Fluid flow 77.73 m³/h Pressure drop 30.7 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 | 323.36 | not rated | not rated | not rated | not rated | not rated |
| 40 | 567.30 | 325.35 | not rated | not rated | not rated | not rated |
| 45 | 805.97 | 567.99 | 327.06 | not rated | not rated | not rated |
| 50 | 1042.91 | 805.53 | 568.71 | 328.71 | not rated | not rated |
| 55 | 1279.08 | 1041.43 | 805.33 | 569.59 | 330.37 | not rated |
| 60 | 1514.76 | 1276.53 | 1040.36 | 805.54 | 570.77 | 332.10 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 257.64 | not rated | not rated | not rated | not rated | not rated |
| 40 | 447.84 | 259.19 | not rated | not rated | not rated | not rated |
| 45 | 633.30 | 448.29 | 260.56 | not rated | not rated | not rated |
| 50 | 817.23 | 632.83 | 448.81 | 261.89 | not rated | not rated |
| 55 | 1000.43 | 815.89 | 632.64 | 449.52 | 263.26 | not rated |
| 60 | 1183.19 | 998.26 | 815.01 | 632.83 | 450.57 | 264.80 |
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) | 567.300 | 98.47 | 46.9 |
| Low speed (Y) | 447.840 | 77.73 | 30.7 |
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.