BC/BD-391KC1-B04 C
194.79 kW
Dry cooler BC/BD-780AB5-B03 C
Defrost: None
Product code: BC/BD-780AB5-B03 C
- Heat rejection i
- 194.76 kW
- Air flow
- 63,060 m³/h
- Fans
- 7 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Model nomenclature
How to read the code of this model.
-
A
Series: BC/BD — BC = vertical, BD = horizontal dry cooler (air flow bottom to top).
-
D
Number of fans per row: 7 — Digit 1-9; total fans = fan rows x this digit.
-
E
Fan diameter: 80 — Ø800 mm
-
G
Coil tube rows (2nd dimensional letter): B — 3 tube rows
-
H
Fin spacing: 5 — 2.5 mm
-
I
Generation code: B — generation B
-
J
Fan data (fan motor code): 03 — three-phase 400 V 50 Hz, 12-pole AC fan (in this series)
Data
| Air flow | 63,060 m³/h |
|---|---|
| External surface | 731.3 m² |
| Inner volume | 102.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,061 kg |
| Quantity | 7 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 2,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 40.0 dB(A) |
|---|---|
| Sound power | 72.5 dB(A) |
| Energy class | C |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BC/BD-780AB5-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)
- 194.763 kW Fluid flow 33.80 m³/h Pressure drop 76.4 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 155.059 kW Fluid flow 26.91 m³/h Pressure drop 51.0 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 | 114.11 | not rated | not rated | not rated | not rated | not rated |
| 40 | 194.76 | 114.45 | not rated | not rated | not rated | not rated |
| 45 | 273.67 | 194.74 | 114.77 | not rated | not rated | not rated |
| 50 | 351.99 | 273.30 | 194.76 | 115.11 | not rated | not rated |
| 55 | 430.05 | 351.29 | 273.05 | 194.89 | 115.49 | not rated |
| 60 | 507.96 | 429.04 | 350.80 | 272.99 | 195.15 | 115.96 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 91.58 | not rated | not rated | not rated | not rated | not rated |
| 40 | 155.06 | 91.82 | not rated | not rated | not rated | not rated |
| 45 | 217.00 | 154.95 | 92.02 | not rated | not rated | not rated |
| 50 | 278.44 | 216.59 | 154.87 | 92.25 | not rated | not rated |
| 55 | 339.64 | 277.74 | 216.26 | 154.89 | 92.53 | not rated |
| 60 | 400.71 | 338.65 | 277.15 | 216.07 | 155.03 | 92.87 |
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) | 194.763 | 33.80 | 76.4 |
| Low speed (Y) | 155.059 | 26.91 | 51.0 |
Dimensions
| A | 8750 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 8500 mm |
| H | 1200 mm |
| I | 1190 mm |
| K | 9050 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 9050 mm |
|---|---|
| Width | 1240 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.