BC/BD-191BB1-B04 C
67.53 kW
Dry cooler BC/BD-280KB1-B03 C
Defrost: None
Product code: BC/BD-280KB1-B03 C
- Heat rejection i
- 67.51 kW
- Air flow
- 19,972 m³/h
- Fans
- 2 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 19,972 m³/h |
|---|---|
| External surface | 271.4 m² |
| Inner volume | 29.3 dm³ |
| Fin material | Aluminium |
| Net weight | 384 kg |
| Quantity | 2 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 35.0 dB(A) |
|---|---|
| Sound power | 67.0 dB(A) |
| Energy class | C |
| Inlet | 1 1/2" |
|---|---|
| Outlet | 1 1/2" |
| BC/BD-280KB1-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)
- 67.510 kW Fluid flow 11.72 m³/h Pressure drop 103.4 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 53.252 kW Fluid flow 9.24 m³/h Pressure drop 67.8 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 | 40.07 | not rated | not rated | not rated | not rated | not rated |
| 40 | 67.51 | 40.09 | not rated | not rated | not rated | not rated |
| 45 | 94.30 | 67.35 | 40.11 | not rated | not rated | not rated |
| 50 | 120.88 | 93.98 | 67.22 | 40.15 | not rated | not rated |
| 55 | 147.37 | 120.40 | 93.71 | 67.13 | 40.20 | not rated |
| 60 | 173.80 | 146.73 | 119.99 | 93.51 | 67.10 | 40.29 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 31.84 | not rated | not rated | not rated | not rated | not rated |
| 40 | 53.25 | 31.88 | not rated | not rated | not rated | not rated |
| 45 | 74.12 | 53.16 | 31.92 | not rated | not rated | not rated |
| 50 | 94.81 | 73.91 | 53.09 | 31.98 | not rated | not rated |
| 55 | 115.42 | 94.49 | 73.76 | 53.07 | 32.05 | not rated |
| 60 | 135.98 | 115.00 | 94.25 | 73.66 | 53.10 | 32.16 |
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) | 67.510 | 11.72 | 103.4 |
| Low speed (Y) | 53.252 | 9.24 | 67.8 |
Dimensions
| A | 3850 mm |
|---|---|
| B | 1450 mm |
| C | 1230 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 3600 mm |
| H | 1750 mm |
| I | 1180 mm |
| K | 4150 mm |
| D IN | 1 1/2" |
| D OUT | 1 1/2" |
| Length | 4150 mm |
|---|---|
| Width | 1230 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.