BC/BD-t-2x580GC5-B03 C
301.63 kW
Dry cooler BC/BD-2x291LD5-B04 C
Defrost: None
Product code: BC/BD-2x291LD5-B04 C
- Heat rejection i
- 301.57 kW
- Air flow
- 95,774 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 95,774 m³/h |
|---|---|
| External surface | 756.5 m² |
| Inner volume | 127.2 dm³ |
| Fin material | Aluminium |
| Net weight | 789 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 65.0 dB(A) |
|---|---|
| Sound power | 97.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x291LD5-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)
- 301.566 kW Fluid flow 52.34 m³/h Pressure drop 73.8 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 233.537 kW Fluid flow 40.53 m³/h Pressure drop 46.9 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 | 175.90 | not rated | not rated | not rated | not rated | not rated |
| 40 | 301.57 | 176.55 | not rated | not rated | not rated | not rated |
| 45 | 424.27 | 301.53 | 177.17 | not rated | not rated | not rated |
| 50 | 546.02 | 423.63 | 301.61 | 177.79 | not rated | not rated |
| 55 | 667.32 | 544.82 | 423.24 | 301.83 | 178.47 | not rated |
| 60 | 788.37 | 665.57 | 543.99 | 423.15 | 302.27 | 179.26 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 137.40 | not rated | not rated | not rated | not rated | not rated |
| 40 | 233.54 | 137.93 | not rated | not rated | not rated | not rated |
| 45 | 327.12 | 233.51 | 138.43 | not rated | not rated | not rated |
| 50 | 419.86 | 326.63 | 233.57 | 138.95 | not rated | not rated |
| 55 | 512.23 | 418.94 | 326.30 | 233.77 | 139.51 | not rated |
| 60 | 604.40 | 510.90 | 418.29 | 326.25 | 234.18 | 140.19 |
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) | 301.566 | 52.34 | 73.8 |
| Low speed (Y) | 233.537 | 40.53 | 46.9 |
Dimensions
| A | 3850 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 3600 mm |
| H | 1750 mm |
| I | 2260 mm |
| K | 4150 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 4150 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.