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Unit cooler EG-425BB7-C23 C

Unit cooler EG-425BB7-C23 C
Illustrative photo

Producer: Karyer · Line: EG (General)

Product code: EG-425BB7-C23 C

Cooling capacity i
3.87 kW
Air flow
3,117 m³/h
Fin spacing
7.0 mm
Air throw
11 m
Fans
4 × ⌀250 mm

Nominal conditions: refrigerant R404A, evaporation (dew point) −8 °C, inlet air 0 °C, humidity 85 %

Model nomenclature

How to read the code of this model.

  • A
    Model code (series): EG — EG - angled ceiling-type unit cooler
  • B
    Number of fans: 4 — Number of fans (one digit).
  • C
    Fan diameter: 25 — Ø250 mm
  • D
    Dimensional data - coil size letter: B — First letter of Karyer's "dimensional data". With the fan count and diameter it fixes the finned coil length and the tubes per row (one casing size). It is a catalogue size index, not a measure: take dimensions from the model datasheet.
  • E
    Dimensional data - tube rows: B — 3 tube rows
  • F
    Fin spacing: 7 — Fin spacing about 7 mm
  • G
    Generation code: C — Generation C
  • H
    Fan data: 23 — Ø250: 230V/1Ph/50Hz, 4-pole

Data

Evaporator
Air flow 3,117 m³/h
Air throw 11 m
External surface 11.2 m²
Inner volume 3.1 dm³
Fin spacing 7.0 mm
Fin materialAluminium
Net weight 41 kg
Fans
Quantity 4
Diameter 250 mm
Speed 1,300 rpm
Power 260 W
Supply 230V/1Ph/50Hz
Motor type AC
Poles 4
Acoustic
Sound pressure 43.0 dB(A)
Sound power 64.4 dB(A)
Energy class D
Connections
Inlet Ø12,7
Outlet Ø19
Defrost
EG-425BB7-C23 C None
EG-425BB7-C23 C ED Electric

Performance

No glide: dew, mid and bubble point give the same rating.

TD (air − evaporating) must be within 4–10 K; air inlet −40…+20 °C.

R404A, dew point -8 °C, air inlet 0 °C (TD 8 K)

Single phase
3.708 kW

Capacity matrix [kW]

R404A, Dew point; rows: TD = air inlet − evaporating temperature, columns: air inlet temperature. The highlighted cell is the nominal point (SC2). "—": not rated by the manufacturer.

Single phase

Cooling capacity [kW] per air inlet temperature and TD
TD [K] \ air [°C] -35-30-25-20-15-10-502510121520
4 1.43 1.41 1.40 1.40 1.39 1.38 1.36 1.39 1.48 1.60 1.56 1.55 1.53 1.51
5 1.92 1.91 1.91 1.92 1.92 1.90 1.88 1.91 2.03 2.20 2.14 2.12 2.10 2.06
6 2.41 2.42 2.45 2.47 2.48 2.47 2.45 2.48 2.63 2.84 2.76 2.73 2.69 2.62
7 2.88 2.93 2.99 3.04 3.07 3.07 3.06 3.08 3.26 3.53 3.43 3.39 3.33 3.23
8 3.30 3.39 3.48 3.57 3.63 3.67 3.68 3.71 3.93 4.26 4.13 4.08 4.01 3.89
9 3.71 3.82 3.94 4.06 4.15 4.20 4.22 4.27 4.53 4.92 4.81 4.76 4.69 4.57
10 4.09 4.25 4.41 4.56 4.66 4.72 4.76 4.82 5.12 5.55 5.43 5.37 5.29 5.15

Standard ratings (EN 328 / Eurovent)

Standard condition Air inlet [°C] TD [K] Single phase [kW]
SC1 10 10 5.430
SC2 0 8 3.708
SC3 -18 7 3.054
SC4 -25 6 2.448
SC5 -34 6 2.411

Dimensions

Dimension drawing of EG-425BB7-C23 C
Dimension drawing
Dimensions as drawn
A 1786 mm
B 685 mm
C 370 mm
F 630 mm
E1 378 mm
E2 360 mm
E 1475 mm
D IN 1 x Ø12,7
D OUT 1 x Ø19
Overall [mm]
Length 1786 mm
Width 685 mm
Height 370 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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