BC/BD-2x480NC1-B03 C
350.86 kW
Dry cooler BC/BD-2x291MD5-B04 C
Defrost: None
Product code: BC/BD-2x291MD5-B04 C
- Heat rejection i
- 350.93 kW
- Air flow
- 105,386 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 105,386 m³/h |
|---|---|
| External surface | 1,037.5 m² |
| Inner volume | 159.0 dm³ |
| Fin material | Aluminium |
| Net weight | 947 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 64.0 dB(A) |
|---|---|
| Sound power | 96.3 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x291MD5-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)
- 350.929 kW Fluid flow 60.90 m³/h Pressure drop 46.3 kPa
- Heat rejection · Low speed (Y)
- 274.516 kW Fluid flow 47.65 m³/h Pressure drop 29.8 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 | 204.78 | not rated | not rated | not rated | not rated | not rated |
| 40 | 350.93 | 205.46 | not rated | not rated | not rated | not rated |
| 45 | 493.24 | 350.55 | 206.07 | not rated | not rated | not rated |
| 50 | 634.29 | 491.92 | 350.24 | 206.63 | not rated | not rated |
| 55 | 774.78 | 632.12 | 490.85 | 350.09 | 207.26 | not rated |
| 60 | 914.90 | 771.72 | 630.26 | 490.10 | 350.23 | 208.00 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 161.46 | not rated | not rated | not rated | not rated | not rated |
| 40 | 274.52 | 162.03 | not rated | not rated | not rated | not rated |
| 45 | 384.15 | 274.19 | 162.54 | not rated | not rated | not rated |
| 50 | 492.76 | 383.11 | 273.91 | 163.03 | not rated | not rated |
| 55 | 600.86 | 491.03 | 382.27 | 273.85 | 163.59 | not rated |
| 60 | 708.68 | 598.48 | 489.64 | 381.75 | 274.03 | 164.26 |
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) | 350.929 | 60.90 | 46.3 |
| Low speed (Y) | 274.516 | 47.65 | 29.8 |
Dimensions
| A | 5150 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4900 mm |
| H | 2400 mm |
| I | 2260 mm |
| K | 5450 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 5450 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.