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AXIS Ex Series
and North American certifications and do not require any minimum clearance to be
maintained for hazardous environment installation.
Wiring
WARNING
The device must be electrically installed and serviced by skilled persons.
•
AC mains electrical supply should include circuit breaker rated maximum 20 A.
•
The device requires a surge protector device, as part of the installation, to prevent
transient overvoltage exceeding 2 500 Vpk. AC mains electrical supply should have a
readily accessible all-pole mains disconnect device provided as part on the building
installation.The device must be connected to protective earth through the internal earth
terminal connection.
•
External earthing points are for supplemental bonding only where local authorities
permit or require such a connection.
•
Earth connection ferrule should be of a suitable material as to avoid corrosion.
•
Disconnect the device from the power source before starting any operations.
•
Ensure that the voltage is correct before beginning any maintenance or connections.
•
Use suitably color coded conductors or other means of identification.
•
Earthing conductors should be green and yellow.
•
Take extra care to not damage the thread form.
6
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