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Direct mounting on the ceiling, wall or floor
26 | EN
Fig 24: Pierce the fire protection coating at the drill holes (example BSKM 0407)
5 3 1
Mounting the fire protection duct on the floor
•
Apply the drill holes to the substrate.
•
Drill the holes. For the fire protection bolt ties MMS-plus 7.5x50, en-
sure a drilling depth of at least 65 mm, Ø 6 mm (see Fig. 11 on page
17).
•
Clean the drill holes carefully, e.g. through suction or blowing-out.
•
Fasten the duct to the substrate.
•
Insert cables.
•
Push the duct lid on firmly.
•
Attach the connector (see "5.4 Connecting joints" on page 28) or
fitting (see "5.6 Mounting fittings" on page 31) and mark the drill
holes.
•
Remove the connector or fitting and drill the holes.
•
Attach the connector or fitting again and screw it on so that the joints
of the ducts are sealed evenly and securely.
•
Create the equipotential bonding (see "8.1 Create equipotential bond-
ing" on page 72).
OBO Bettermann
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