INSTALLATION
Installation Instructions for SIS Bus Bar Systems A2MS001EN revision R05
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4.7.1.3.2
SCREWING THE SEALING
FLANGE IN PLACE
Personnel:
Installation Staff
Protective Equipment:
Occupational Safety Clothing
Protective Gloves
Safety Footwear
Fig. 68: Thread for earthing
The aluminium flange rings each have two holes for
the earthing, one of which is threaded.
1.
Position the flanges relative to each other such
that an unthreaded hole on one flange lines up with the
threaded hole on the other flange (Fig. 68).
Fig. 69: Sealing flange open
2.
Push the inner aluminium ring onto the aligned
connection sleeve on both sides.
3.
Carefully push the O-ring into the bevel without
shifting the connection sleeve.
4.
Put on the outer ring with the bolts and conical spring
washers, and finger-tighten in an alternating sequence,
applying equal pressure on the flange, compressing
the O-ring evenly (Fig. 69).
Fig. 70: Sealing flange screwed in place
and marked
5.
Tighten all bolted connections evenly. See
Appendix B for tightening torque.
6.
Mark the bolted connections (Fig. 70).
