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Dry cooler BE-t-2x491GB1-B04T C

Dry cooler BE-t-2x491GB1-B04T C
Illustrative photo

Producer: Karyer · Line: BE (Dry)

Product code: BE-t-2x491GB1-B04T C

Heat rejection i
744.11 kW
Air flow
218,372 m³/h
Fans
8 × ⌀910 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: BE — BE = V-type dry cooler.
  • B
    Fin type (optional "t"): t — t: louvered fins (high-efficiency fin surface)
  • 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: 91 — Ø910 mm
  • G
    Coil tube rows (2nd dimensional letter): B — 3 tube rows
  • H
    Fin spacing: 1 — 2.1 mm
  • I
    Generation code: B — generation B
  • J
    Fan data (fan motor code): 04 — three-phase 400 V 50 Hz, 6-pole AC fan (in this series)
  • K
    Delivery version (optional): T — T: truck delivery version

Data

Coil
Air flow 218,372 m³/h
External surface 1,550.2 m²
Inner volume 243.1 dm³
Fin materialAluminium
Net weight 2,315 kg
Fans
Quantity 8
Diameter 910 mm
Speed 840 rpm
Power 22,400 W
Supply 400V/3Ph/50Hz
Motor type AC
Poles 6
Acoustic
Sound pressure 66.0 dB(A)
Sound power 99.0 dB(A)
Energy class E
Connections
Inlet 4"
Outlet 4"
Defrost
BE-t-2x491GB1-B04T 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)
744.108 kW Fluid flow 129.15 m³/h Pressure drop 87.5 kPa above the recommended pressure drop
Heat rejection · Low speed (Y)
590.383 kW Fluid flow 102.38 m³/h Pressure drop 57.9 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
35 434.47 not rated not rated not rated not rated not rated
40 744.11 435.51 not rated not rated not rated not rated
45 1045.86 742.69 436.34 not rated not rated not rated
50 1344.94 1042.25 741.47 437.18 not rated not rated
55 1642.82 1339.23 1039.22 740.67 438.16 not rated
60 1940.08 1635.13 1334.39 1036.78 740.43 439.46

Low speed (Y)

Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
Fluid inlet [°C] \ air [°C] 253035404550
35 348.16 not rated not rated not rated not rated not rated
40 590.38 348.92 not rated not rated not rated not rated
45 825.85 589.19 349.59 not rated not rated not rated
50 1059.00 822.90 588.21 350.31 not rated not rated
55 1291.09 1054.40 820.44 587.59 351.10 not rated
60 1522.58 1284.89 1050.59 818.71 587.45 352.21

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) 744.108 129.15 87.5
Low speed (Y) 590.383 102.38 57.9

Dimensions

Dimension drawing of BE-t-2x491GB1-B04T C
Dimension drawing
Dimensions as drawn
A 2910 mm
B 2400 mm
C 5250 mm
F 2330 mm
G 5850 mm
E1 1250 mm
E2 2400 mm
H 5500 mm
D IN 4"
D OUT 4"
Overall [mm]
Length 5850 mm
Width 2400 mm
Height 2910 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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