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Electrical schematic symbols (GOST/IEC)

Graphic symbols for electrical diagrams (GOST 2.702 / IEC 60617): sockets, switches, lamps, breakers, RCDs, meters.

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Common symbols

ElementSymbolDescription
Socket (flush, 2-pole)β— Semicircle on a line
Socket with earthβ— ΜΈSemicircle with vertical stroke
Single-pole switch∿Line with a dot and outgoing stroke
Luminaire⨂Circle with a cross
Circuit breakerβ€”βœ•β€”Cross on a line
RCD / RCBOβ€”β–³β€”Triangle on a line
Energy meterβŒ‚Rectangle marked Wh
Standards: symbols are defined by GOST 2.702-2011 / 2.755-87 (ESKD) and, internationally, IEC 60617.

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Data is for reference. Final design decisions must follow current regulations and a qualified engineer.