Compact substations
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Wall Insert
Insulated earthing entry
HEA IS
Specifically for station construction. Installed during formwork work. Earthing connections to the building can be made with the thread on both sides in the electrically isolated conductor core.
Wall insert for core drilled hole (water proof concrete)
Earthing entry
for retrofit installation
HEA N
The seal with the wall is made on both sides with a flat gasket which is pressed against the wall with nuts. A terminal lug with cross-clamp is used to connect flat and/or round steels.
