BC/BD-t-2X663AA5-B19 C
297.34 kW
Dry cooler BC/BD-391GD1-B04 C
Defrost: None
Product code: BC/BD-391GD1-B04 C
- Heat rejection i
- 297.20 kW
- Air flow
- 77,440 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 77,440 m³/h |
|---|---|
| External surface | 1,235.5 m² |
| Inner volume | 150.7 dm³ |
| Fin material | Aluminium |
| Net weight | 887 kg |
| Quantity | 3 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 8,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 95.6 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-391GD1-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)
- 297.199 kW Fluid flow 51.54 m³/h Pressure drop 56.3 kPa
- Heat rejection · Low speed (Y)
- 228.465 kW Fluid flow 39.62 m³/h Pressure drop 35.3 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 | 176.78 | not rated | not rated | not rated | not rated | not rated |
| 40 | 297.20 | 176.97 | not rated | not rated | not rated | not rated |
| 45 | 414.24 | 296.39 | 177.15 | not rated | not rated | not rated |
| 50 | 530.12 | 412.55 | 295.75 | 177.38 | not rated | not rated |
| 55 | 645.47 | 527.59 | 411.14 | 295.31 | 177.70 | not rated |
| 60 | 760.51 | 642.11 | 525.47 | 410.12 | 295.18 | 178.16 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 137.42 | not rated | not rated | not rated | not rated | not rated |
| 40 | 228.47 | 137.56 | not rated | not rated | not rated | not rated |
| 45 | 316.62 | 227.81 | 137.70 | not rated | not rated | not rated |
| 50 | 403.82 | 315.28 | 227.29 | 137.88 | not rated | not rated |
| 55 | 490.56 | 401.84 | 314.20 | 226.98 | 138.18 | not rated |
| 60 | 577.06 | 487.96 | 400.22 | 313.46 | 226.94 | 138.63 |
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) | 297.199 | 51.54 | 56.3 |
| Low speed (Y) | 228.465 | 39.62 | 35.3 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 2400 mm |
| I | 1190 mm |
| K | 7850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7850 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.