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500-8384.9 • Version 11 • Installation and Operating Instructions • 8DJH
Left end panel
Right end panel
▪ Screw 6 bolt-and washer assemblies M8x20 into the
side wall (tightening torque: 30 Nm).
▪ Insert a sealing stopper into the side wall.
▪
NOTE:
For circuit-breaker panel type L1.1, mount the
bolt-and-washer assembly and the sealing stopper
inversely at position
1
.
▪ Insert 7 sealing stoppers into the side wall.
6x
1x
30 Nm
7x
7.17 Earthing the switchgear
7.17.1 Earthing the extendable switchgear
Extendable switchgear assemblies are earthed via one of the earthing points at the earthing
busbar.
Fig. 94:
Earthing point at the earthing
busbar
1
Earthing point (earthing bolt M12)
1. Connect the earthing point
1
with the substation earth.
2. Connect each panel block or panel group of max. 4 panels once with the substation earth.
3. In panel groups comprising more than 4 panels, connect every fifth panel with the
substation earth.
4. Bolt together all units of the earthing busbar in the complete switchgear assembly
Содержание 8DJH
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