22 ZX2 GAS-INSULATED MEDIUM VOLTAGE SWITCHGEAR
• Fix the welded angles of the foundation frames
to the concrete floor using one knock-in anchor
and one screw with dished washer each.
• Ground the completely assembled frame.
Further details on this can be found in the order
documents.
Hazard warning
When welding, wear personal protective
equipment in accordance with the safety
regulations. Observe all other relevant
safety regulations. Before welding,
remove the zinc layer of the components
in the area of the welding seams.
• Weld two brackets to each individual frame at
the front and rear. Weld three brackets to each
side of both frames at the end of the system.
The position of the brackets and notes on the
weld seam can be found in fig. 3.2.1.2.2.
• Treat the welded areas and areas without zinc
coating with suitable anti-corrosion paint
according to the manufacturer’s instructions.
—
Fig. 3.2.1.2.2:
Welding the brackets
6,9
3.7
3.7
A
A
3.7
25.6
31.7
Section A-A
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