INSTALLATION INSTRUCTIONS
ERM 22 Ex e
Version: 2018-01-25 - MAICO VENTILATOREN, www.maico-fans.com - We are not responsible for mistakes or printing errors and retain the
right to make technical modifications without giving prior notice
Page 1
ERM ... Ex e for air extraction from storage rooms with explosive atmospheres
MAICO fans can be used to bring the concentration of combustible gases under the explosion limit. This reliably prevents the
build-up of an explosive atmosphere.
In the example shown, an ERM ... Ex e fan is extracting gases which are heavier than air. It is therefore positioned close to
the ground.
1
2
Ventilation duct, to be supplied by the customer
3
Fixing cuff ELM ... Ex
4
Fan ERM ... Ex e
5
Protective grille SGM ... Ex
6
Potentially explosive atmosphere
Installation in ventilation ducts
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The illustration shows the installation of an ERM-Ex fan within a duct system.
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Use the FUM foot to mount the fan on the wall or the ceiling.The mounting foot can be secured at any position on the fan
circumference with the screws supplied.
1
Ventilation duct, to be supplied by the customer
2
ELM-Ex flexible cuffs
3
REM-Ex reducer
4
Terminal box
5
Ceiling, girder
6
FUM mounting foot
7
ERM-Ex fan
Installation at end of duct, fan with free inlet
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The illustration shows the installation of an ERM-Ex fan at the end of a duct system.
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Use the FUM foot to mount the fan on the wall or the ceiling.The mounting foot can be secured at any position on the fan
circumference with the screws supplied.
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Use an SGM-Ex protective grille with the outlet free
