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Dry cooler BC/BD-780DB5-B03 C

Dry cooler BC/BD-780DB5-B03 C
Illustrative photo

Producer: Karyer · Line: BC/BD (General)

Product code: BC/BD-780DB5-B03 C

Heat rejection i
195.20 kW
Air flow
59,717 m³/h
Fans
7 × ⌀800 mm

Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %

Data

Coil
Air flow 59,717 m³/h
External surface 695.5 m²
Inner volume 153.6 dm³
Fin materialAluminium
Net weight 1,081 kg
Fans
Quantity 7
Diameter 800 mm
Speed 435 rpm
Power 2,200 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 12
Acoustic
Sound pressure 40.0 dB(A)
Sound power 72.5 dB(A)
Energy class C
Connections
Inlet 3"
Outlet 3"
Defrost
BC/BD-780DB5-B03 C None

Performance

Outlet 35 °C

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)
195.204 kW Fluid flow 33.88 m³/h Pressure drop 30.4 kPa
Heat rejection · Low speed (Y)
153.370 kW Fluid flow 26.62 m³/h Pressure drop 19.7 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.

High speed (Δ)

Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
Fluid inlet [°C] \ air [°C] 253035404550
35 113.78 not rated not rated not rated not rated not rated
40 195.20 114.29 not rated not rated not rated not rated
45 274.63 195.29 114.77 not rated not rated not rated
50 353.40 274.36 195.44 115.26 not rated not rated
55 431.87 352.79 274.21 195.69 115.77 not rated
60 510.17 430.93 352.38 274.27 196.08 116.37

Low speed (Y)

Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
Fluid inlet [°C] \ air [°C] 253035404550
35 90.14 not rated not rated not rated not rated not rated
40 153.37 90.52 not rated not rated not rated not rated
45 214.84 153.36 90.87 not rated not rated not rated
50 275.75 214.51 153.40 91.23 not rated not rated
55 336.42 275.13 214.31 153.53 91.63 not rated
60 396.92 335.50 274.70 214.28 153.82 92.10

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) 195.204 33.88 30.4
Low speed (Y) 153.370 26.62 19.7

Dimensions

Dimension drawing of BC/BD-780DB5-B03 C
Dimension drawing
Dimensions as drawn
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"
Overall [mm]
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.

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