BC/BD-2x291MD5-B04 C
350.93 kW
Dry cooler BC/BD-2x480NC1-B03 C
Defrost: None
Product code: BC/BD-2x480NC1-B03 C
- Heat rejection i
- 350.86 kW
- Air flow
- 81,821 m³/h
- Fans
- 8 × ⌀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: 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 | 81,821 m³/h |
|---|---|
| External surface | 2,635.8 m² |
| Inner volume | 314.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,876 kg |
| Quantity | 8 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 2,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 40.0 dB(A) |
|---|---|
| Sound power | 73.0 dB(A) |
| Energy class | B |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x480NC1-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)
- 350.863 kW Fluid flow 60.84 m³/h Pressure drop 47.4 kPa
- Heat rejection · Low speed (Y)
- 272.474 kW Fluid flow 47.26 m³/h Pressure drop 30.2 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 | 214.90 | not rated | not rated | not rated | not rated | not rated |
| 40 | 350.86 | 214.35 | not rated | not rated | not rated | not rated |
| 45 | 482.76 | 348.94 | 213.87 | not rated | not rated | not rated |
| 50 | 613.30 | 479.58 | 347.28 | 213.52 | not rated | not rated |
| 55 | 743.24 | 608.95 | 476.86 | 345.98 | 213.39 | not rated |
| 60 | 872.83 | 737.72 | 605.21 | 474.70 | 345.15 | 213.60 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 168.47 | not rated | not rated | not rated | not rated | not rated |
| 40 | 272.47 | 168.10 | not rated | not rated | not rated | not rated |
| 45 | 373.20 | 271.07 | 167.79 | not rated | not rated | not rated |
| 50 | 472.87 | 370.89 | 269.88 | 167.60 | not rated | not rated |
| 55 | 572.05 | 469.71 | 368.95 | 269.00 | 167.59 | not rated |
| 60 | 670.98 | 568.06 | 467.05 | 367.48 | 268.51 | 167.82 |
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) | 350.863 | 60.84 | 47.4 |
| Low speed (Y) | 272.474 | 47.26 | 30.2 |
Dimensions
| A | 9950 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9700 mm |
| H | 2400 mm |
| I | 2310 mm |
| K | 10250 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 10250 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.