BC/BD-691BD5-B04 C
468.46 kW
Dry cooler BC/BD-2x680CD1-B03 C
Defrost: None
Product code: BC/BD-2x680CD1-B03 C
- Heat rejection i
- 468.46 kW
- Air flow
- 108,559 m³/h
- Fans
- 12 × ⌀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).
-
C
Fan rows (optional "Nx"): 2 — Catalogue: "Fan Row no." (number before x/X).
-
D
Number of fans per row: 6 — Digit 1-9; total fans = fan rows x this digit.
-
E
Fan diameter: 80 — Ø800 mm
-
G
Coil tube rows (2nd dimensional letter): D — 5 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 | 108,559 m³/h |
|---|---|
| External surface | 3,603.6 m² |
| Inner volume | 437.2 dm³ |
| Fin material | Aluminium |
| Net weight | 2,455 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 42.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | B |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x680CD1-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)
- 468.455 kW Fluid flow 81.25 m³/h Pressure drop 12.5 kPa
- Heat rejection · Low speed (Y)
- 353.805 kW Fluid flow 61.40 m³/h Pressure drop 7.5 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 | 280.16 | not rated | not rated | not rated | not rated | not rated |
| 40 | 468.46 | 281.22 | not rated | not rated | not rated | not rated |
| 45 | 648.63 | 467.29 | 282.11 | not rated | not rated | not rated |
| 50 | 826.21 | 645.83 | 466.39 | 283.03 | not rated | not rated |
| 55 | 1002.59 | 821.93 | 643.59 | 465.91 | 284.09 | not rated |
| 60 | 1178.31 | 996.91 | 818.47 | 642.09 | 466.02 | 285.45 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 213.46 | not rated | not rated | not rated | not rated | not rated |
| 40 | 353.81 | 214.27 | not rated | not rated | not rated | not rated |
| 45 | 487.19 | 352.64 | 214.90 | not rated | not rated | not rated |
| 50 | 618.49 | 484.70 | 351.70 | 215.52 | not rated | not rated |
| 55 | 748.86 | 614.82 | 482.66 | 351.11 | 216.25 | not rated |
| 60 | 878.72 | 744.08 | 611.81 | 481.23 | 351.02 | 217.24 |
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) | 468.455 | 81.25 | 12.5 |
| Low speed (Y) | 353.805 | 61.40 | 7.5 |
Dimensions
| A | 11050 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 11550 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 11550 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.