BC/BD-280HD1-B03 C
57.57 kW
Dry cooler BC/BD-t-263AA1-B19 C
Defrost: None
Product code: BC/BD-t-263AA1-B19 C
- Heat rejection i
- 57.62 kW
- Air flow
- 23,870 m³/h
- Fans
- 2 × ⌀630 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).
-
B
Fin type (optional "t"): t — t: louvered fins (high-efficiency fin surface)
-
D
Number of fans per row: 2 — Digit 1-9; total fans = fan rows x this digit.
-
E
Fan diameter: 63 — Ø630 mm
-
G
Coil tube rows (2nd dimensional letter): A — 2 tube rows
-
H
Fin spacing: 1 — 2.1 mm
-
I
Generation code: B — generation B
-
J
Fan data (fan motor code): 19 — three-phase 400 V 50 Hz, 4-pole AC fan (in this series)
Data
| Air flow | 23,870 m³/h |
|---|---|
| External surface | 93.1 m² |
| Inner volume | 12.4 dm³ |
| Fin material | Aluminium |
| Net weight | 196 kg |
| Quantity | 2 |
|---|---|
| Diameter | 630 mm |
| Speed | 1,330 rpm |
| Power | 2,500 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 4 |
| Sound pressure | 55.0 dB(A) |
|---|---|
| Sound power | 87.0 dB(A) |
| Energy class | E |
| Inlet | 1 1/2" |
|---|---|
| Outlet | 1 1/2" |
| BC/BD-t-263AA1-B19 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)
- 57.624 kW Fluid flow 10.00 m³/h Pressure drop 71.8 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 49.845 kW Fluid flow 8.65 m³/h Pressure drop 55.5 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 | 32.30 | not rated | not rated | not rated | not rated | not rated |
| 40 | 57.62 | 32.53 | not rated | not rated | not rated | not rated |
| 45 | 82.46 | 57.71 | 32.73 | not rated | not rated | not rated |
| 50 | 107.14 | 82.42 | 57.78 | 32.90 | not rated | not rated |
| 55 | 131.75 | 106.97 | 82.38 | 57.86 | 33.07 | not rated |
| 60 | 156.32 | 131.47 | 106.83 | 82.37 | 57.95 | 33.24 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 28.09 | not rated | not rated | not rated | not rated | not rated |
| 40 | 49.85 | 28.29 | not rated | not rated | not rated | not rated |
| 45 | 71.14 | 49.91 | 28.45 | not rated | not rated | not rated |
| 50 | 92.28 | 71.08 | 49.97 | 28.61 | not rated | not rated |
| 55 | 113.35 | 92.12 | 71.05 | 50.03 | 28.76 | not rated |
| 60 | 134.39 | 113.09 | 91.99 | 71.04 | 50.12 | 28.91 |
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) | 57.624 | 10.00 | 71.8 |
| Low speed (Y) | 49.845 | 8.65 | 55.5 |
Dimensions
| A | 2150 mm |
|---|---|
| B | 1220 mm |
| C | 1230 mm |
| F | 1050 mm |
| G | 450 mm |
| E | 1900 mm |
| H | 900 mm |
| I | 1180 mm |
| K | 2400 mm |
| D IN | 1 1/2" |
| D OUT | 1 1/2" |
| Length | 2150 mm |
|---|---|
| Width | 1230 mm |
| Height | 1220 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.