Squirrel shield device
Sse panel hanger
Stab arrangement for busbars
Stand structure for supporting electric high voltage equipment
Static electrical convertor
Static trip unit for molded case circuit breakers
Status indicating display for electronic circuit cards
Storage unit for electronic devices
Structure for electrical connections and panel assembly
Sub-surface switch construction for underground electric...
Substation
Substation
Support and extension rail assembly
Support frames made of insulating material for...
Support plate for meter center
Support rail for electric connection modules; said modules...
Supporting device for an electrical box
Suspension type electric apparatus having a plurality of...
Switch assembly for high voltage overhead lines
Switch mounting structure