BC/BD-2x491KD5-B04 C
504.90 kW
Dry cooler BC/BD-2x880DC1-B03 C
Defrost: None
Product code: BC/BD-2x880DC1-B03 C
- Heat rejection i
- 505.21 kW
- Air flow
- 121,530 m³/h
- Fans
- 16 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 121,530 m³/h |
|---|---|
| External surface | 2,500.9 m² |
| Inner volume | 488.0 dm³ |
| Fin material | Aluminium |
| Net weight | 2,446 kg |
| Quantity | 16 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 5,100 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 44.0 dB(A) |
|---|---|
| Sound power | 77.0 dB(A) |
| Energy class | C |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x880DC1-B03 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)
- 505.211 kW Fluid flow 87.61 m³/h Pressure drop 87.9 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 373.741 kW Fluid flow 64.83 m³/h Pressure drop 51.5 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 | 308.75 | not rated | not rated | not rated | not rated | not rated |
| 40 | 505.21 | 309.03 | not rated | not rated | not rated | not rated |
| 45 | 696.32 | 504.46 | 309.25 | not rated | not rated | not rated |
| 50 | 885.67 | 694.68 | 503.82 | 309.72 | not rated | not rated |
| 55 | 1074.19 | 883.18 | 693.27 | 503.70 | 310.50 | not rated |
| 60 | 1262.27 | 1070.88 | 881.03 | 692.67 | 504.30 | 311.74 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 230.98 | not rated | not rated | not rated | not rated | not rated |
| 40 | 373.74 | 231.22 | not rated | not rated | not rated | not rated |
| 45 | 512.38 | 373.27 | 231.74 | not rated | not rated | not rated |
| 50 | 649.69 | 511.32 | 373.40 | 232.36 | not rated | not rated |
| 55 | 786.39 | 648.07 | 511.13 | 373.79 | 233.28 | not rated |
| 60 | 922.75 | 784.23 | 647.60 | 511.37 | 374.79 | 234.62 |
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) | 505.211 | 87.61 | 87.9 |
| Low speed (Y) | 373.741 | 64.83 | 51.5 |
Dimensions
| A | 10150 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9700 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 10650 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 10650 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.