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2021-04-12 / V1.1
Dangers and security measures
Contactors CP Series – Installation and Maintenance Instructions
3.3 Measures for avoiding damages and malfunctions
NOTICE
Aggressive uids may damage the contactors.
X
Make sure that the contactors are not exposed to aggressive uids.
NOTICE
Improper handling of the contactors, e.g. when hitting the oor with some impact, can result in breakage, cracks
and deformation.
X
Make sure that the contactors are always used properly.
X
Do not throw the contactors to the oor.
X
Regularly sight-check the contactors for potential damages.
X
Immediately replace damaged components.
NOTICE
The contactors contain strong (permanent) magnets. These magnets can attract ferromagnetic particles and
may damage the contactors.
X
Make sure that the contactors are installed at a location, where no ferromagnetic particles can be attracted..
NOTICE
The contactors contain strong (permanent) magnets. These magnets can destroy data on credit cards or similar
cards.
X
Keep credit cards or similar cards away from the contactors.
NOTICE
During the switching o, strong electromagnetic elds are generated in the surroundings of the contactors.
These may inuence other components close to the contactors.
X
Make sure that the contactors are installed at a location, where no other components can be aected.
NOTICE
In the case of damage, wear and tear and/or soiling of the contactor components - in the form of a partial break,
sharp edges and discoloured surfaces - the functional safety of the contactors is no longer guaranteed.
X
Carry out regular visual checks to detect wear and tear and dirt.
X
Immediately replace damaged parts.
X
Immediately remove dirt without leaving any residues.
X
Immediately replace parts with stubborn dirt.
NOTICE
Detent-edged rings and detent-edged washers have a limited life time. After screws secured with detent-edged
rings or detent-edged washers have been undone three times, the rings or washers must be replaced by new
ones.
X
Record the frequency of undoing of the screws in the work log.
X
Replace detent-edged rings or detent-edged washers with new ones after the screws have been undone
three times.
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