BC/BD-980AC1-B01I C
452.78 kW
Dry cooler BC/BD-2x391LD5-B04 C
Defrost: None
Product code: BC/BD-2x391LD5-B04 C
- Heat rejection i
- 452.22 kW
- Air flow
- 143,661 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 143,661 m³/h |
|---|---|
| External surface | 1,134.7 m² |
| Inner volume | 191.8 dm³ |
| Fin material | Aluminium |
| Net weight | 1,147 kg |
| Quantity | 6 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 16,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 99.0 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x391LD5-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)
- 452.218 kW Fluid flow 78.49 m³/h Pressure drop 71.4 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 350.211 kW Fluid flow 60.78 m³/h Pressure drop 45.4 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 | 263.71 | not rated | not rated | not rated | not rated | not rated |
| 40 | 452.22 | 264.70 | not rated | not rated | not rated | not rated |
| 45 | 636.28 | 452.17 | 265.63 | not rated | not rated | not rated |
| 50 | 818.88 | 635.33 | 452.29 | 266.56 | not rated | not rated |
| 55 | 1000.85 | 817.11 | 634.75 | 452.63 | 267.60 | not rated |
| 60 | 1182.43 | 998.24 | 815.87 | 634.61 | 453.30 | 268.77 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 206.00 | not rated | not rated | not rated | not rated | not rated |
| 40 | 350.21 | 206.80 | not rated | not rated | not rated | not rated |
| 45 | 490.59 | 350.17 | 207.55 | not rated | not rated | not rated |
| 50 | 629.70 | 489.86 | 350.27 | 208.33 | not rated | not rated |
| 55 | 768.27 | 628.32 | 489.37 | 350.58 | 209.18 | not rated |
| 60 | 906.51 | 766.26 | 627.35 | 489.30 | 351.19 | 210.20 |
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) | 452.218 | 78.49 | 71.4 |
| Low speed (Y) | 350.211 | 60.78 | 45.4 |
Dimensions
| A | 5800 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5350 mm |
| H | 1750 mm |
| I | 2260 mm |
| K | 6300 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 6300 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.