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INSTALLATION INSTRUCTIONS
ERM 22 Ex e
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
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
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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
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
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circumference with the screws supplied.
Use an SGM-Ex protective grille with the outlet free
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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
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INSTALLATION INSTRUCTIONS
ERM 22 Ex e
1 Ceiling, girder
2 Ventilation duct, to be supplied by the customer
3 ELM-Ex flexible cuffs
4 REM-Ex reducer
5 ERM-Ex fan
6 FUM mounting foot
7 SGM-Ex protective grille
8 Terminal box
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
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