BC/BD-2x280AC1-B03 C
128.65 kW
Dry cooler BC/BD-480AC1-B03 C
Defrost: None
Product code: BC/BD-480AC1-B03 C
- Heat rejection i
- 128.58 kW
- Air flow
- 32,575 m³/h
- Fans
- 4 × ⌀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: 4 — Digit 1-9; total fans = fan rows x this digit.
-
E
Fan diameter: 80 — Ø800 mm
-
G
Coil tube rows (2nd dimensional letter): C — 4 tube rows
-
H
Fin spacing: 1 — 2.1 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 | 32,575 m³/h |
|---|---|
| External surface | 658.9 m² |
| Inner volume | 78.1 dm³ |
| Fin material | Aluminium |
| Net weight | 687 kg |
| Quantity | 4 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 1,300 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 38.0 dB(A) |
|---|---|
| Sound power | 70.0 dB(A) |
| Energy class | C |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BC/BD-480AC1-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)
- 128.583 kW Fluid flow 22.30 m³/h Pressure drop 86.1 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 98.192 kW Fluid flow 17.03 m³/h Pressure drop 53.4 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 | 77.61 | not rated | not rated | not rated | not rated | not rated |
| 40 | 128.58 | 77.70 | not rated | not rated | not rated | not rated |
| 45 | 178.19 | 128.37 | 77.81 | not rated | not rated | not rated |
| 50 | 227.35 | 177.71 | 128.24 | 77.93 | not rated | not rated |
| 55 | 276.29 | 226.61 | 177.37 | 128.22 | 78.15 | not rated |
| 60 | 325.12 | 275.31 | 226.07 | 177.22 | 128.36 | 78.46 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 59.90 | not rated | not rated | not rated | not rated | not rated |
| 40 | 98.19 | 60.00 | not rated | not rated | not rated | not rated |
| 45 | 135.37 | 98.10 | 60.14 | not rated | not rated | not rated |
| 50 | 172.19 | 135.11 | 98.08 | 60.30 | not rated | not rated |
| 55 | 208.83 | 171.77 | 134.97 | 98.17 | 60.53 | not rated |
| 60 | 245.38 | 208.26 | 171.52 | 134.99 | 98.38 | 60.82 |
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) | 128.583 | 22.30 | 86.1 |
| Low speed (Y) | 98.192 | 17.03 | 53.4 |
Dimensions
| A | 5150 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4900 mm |
| H | 1200 mm |
| I | 1190 mm |
| K | 5450 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 5450 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.