Funktel FC1 Guide Utilisateur page 78

FC1 Ex (HS) – Safety Instructions
Changing batteries, charging batteries
The batteries of the explosion-proof units may be changed only outside of
hazardous areas. The company operating the system and the units is
responsible for performing battery replacements with the necessary care
and for adhering to the safety measures included into the design, i.e. the
correct fixing of the battery using the securing screw. You may never
separate batteries from the unit in hazardous areas. Charge the batteries
GB
only outside of the hazardous areas. Use only the special charger
FC1 S Ex, part no. 50 1018 1001. The use of other chargers is strictly
forbidden as the batteries may overheat and be damaged.
Use of bag; explosion-proof units with and without a clip
If bags are to be used for carrying explosion-proof units in hazardous
areas, you may use two alternatives:
• Use of an explosion-proof unit with the clip mounted, combined with the
bag part number 50 1011 7500
• Use of an explosion-proof unit without the clip mounted, carried in the
bag with the part number 50 1011 7501
Note: Explosion-proof units without the clip mounted may only be taken
in hazardous areas for operation, when beeing carried using the bag part
number 50 1011 7501.
In addition the following requirements must be fulfilled:
1 Only specialists with a profound understanding of explosion protection
are allowed to dismount or mount the clip of an explosion-proof unit.
2 Explosion-proof units without the clip mounted must be inserted into their
bags with the part number 50 1011 7501 prior to be carried into the
hazardous areas.
3 Make sure that explosion-proof units without the clip mounted will not be
withdrawn from their bags part number 50 1011 7501 while still staying in
hazardous areas.
The use of other protective bags is forbidden as they may represent an
explosion hazard.
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