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Gamma Series - Downflow Discharge Centrifugal Fans

Gamma Series - Downflow Discharge Centrifugal Fans

Description

The Gamma Series of centrifugal roof units has been designed for use in commercial ducted exhaust applications. These compact and low profile units are fitted with birdmesh to prevent the entry of birds and vermin into the ducting or building. They are available in 12 sizes, extending from 192 to 710mm diameter.
Typical Application
Exhaust air from a wide range of commercial applications such as factories, warehouses and workshops, change rooms, bulk goods retail outlets and assembly halls.
Features
  • Robust, lightweight construction.
  • Choice of speeds available.
  • Compact, low profile design.
  • Designed for down flow exhaust applications.
  • Twin vertical discharge fan also available. Provides 100% standby capacity.
  • Shutters are standard on twin fan units and an optional extra for single fan units. The pressure loss across the shutter has to be added to the system pressure before making selections.
  • Can be mounted at angle up to 30°.
  • Most 3-phase motors are 2-speed star/delta design.
  • Supply air units can be supplied
  • Single Phase Models

    Product CodeDiameter
    [mm]
    Speed
    [rps]
    kWAmpsAvg.
    dB(A)
    @ 3m
    Max.Pressure
    [Pa] -Recom
    Max.Volume
    [m3/sec]

    CE192D

    19041  0.07 0.3 47 251 0.12

    CE252D

    25045  0.19 1.18 58 396 0.28

    CE224D

    22023  0.049 0.26 39 130 0.17

    CE254D

    25023  0.072 0.33 42 151 0.25

    CE284D

    28023  0.09 0.4 45 247 0.34

    CE314D

    31021  0.14 0.62 48 215 0.42

    CE354D

    35023  0.27 1.3 51 281 0.70

    CE404D

    40021  0.43 2.4 54 372 1.08

    CE454D

    45020  0.73 3.3 57 504 1.47

    CE504D

    50023  1.42 6.3 61 705 2.31

    CE316D

    31015  0.08 0.6 42 87 0.28

    CE356D

    35015  0.07 0.32 43 129 0.48

    CE406D

    40015  0.17 0.8 44 177 0.68

    CE456D

    45015  0.3 1.45 46 233 1.22

    CE506D

    50015  0.53 2.5 50 270 1.44

    CE566D

    56015  0.84 4.1 54 365 1.89

    CE508D

    50011  0.21 1.11 45 170 1.11

    CE568D

    56011  0.32 1.5 47 176 1.54

    Three Phase Models

    Product CodeDiameter
    [mm]
    Speed
    [rps]
    kWAmpsAvg.
    dB(A)
    @ 3m
    Max.Pressure
    [Pa] -Recom
    Max.Volume
    [m3/sec]

    CD314D

    31022  0.14 0.29 48 215 0.42

    CD354D

    35023  0.19 0.51 51 281 0.70

    CD404D

    40023  0.45 1.4 54 372 1.08

    CD454D

    45023  0.77 1.47 57 504 1.42

    CD504D

    50023  1.39 2.7 61 705 2.26

    CD564D

    56022  2.24 4.2 65 659 2.82

    CD634D

    63023  4.3 7.35 70 995 4.31

    CD316D

    31018  0.1 0.16 42 87 0.28

    CD356D

    35015  0.13 0.22 43 129 0.48

    CD406D

    40015  0.17 0.37 44 177 0.68

    CD456D

    45015  0.44 1.2 46 233 1.05

    CD506D

    50015  0.65 1.2 50 270 1.40

    CD566D

    56015  0.69 1.45 54 300 1.89

    CD636D

    63015  1.1 2.2 58 408 2.61

    CD716D

    71015  2.1 4.1 61 466 3.81

    CD408D

    40011  0.11 0.2 40 87 0.51

    CD458D

    45011  0.15 0.5 43 154 0.81

    CD508D

    50011  0.3 0.5 45 170 1.03

    CD568D

    56011  0.39 0.79 47 176 1.45

    CD638D

    63011  0.68 1.2 50 237 2.09

    CD718D

    71011  0.66 2 53 233 2.73

    CD711D

    7109  0.28 1.2 46 117 1.88
    Elta Group