Symbols for Wires, Cables, Lines and Their Connections
Three connectionsin single-line representation
Screened conductor
Connection, generalsymbol
T-connection.
Form 1
Endofa conductoror cable, not connected
Coaxialpair withscreen
Three connections in single-line representation
Conductorsina cable. Form2
Directcurrent circuit
Conductors in acable. Form 1
Terminalstrip
End
Neutralpoint
Neutral conductor
Protective conductor
Combined protectiveand neutral conductor
Directed connection
Branching (Junction)
'IIJ
I
/ 3 7
l
T-connection.
Form2 I
= IIOV lx1 20 111m:- I\I
• Connection point (Junction)
1/1' • I, I 1// 7 T 3-phase
--1'"\P-Wire, flexible connection
Coaxial
ofa conductor, not connected and speciallyinsulated
wiring withneutral conductorand protective conductor
8
pair Doublejunction ofconductors. Forml
3N '"'-J 50lfZ400V 3x120n1m2 � 1x50rm,:t
Overheadline
0
• Junctionof paths, conductors, or cables All Electrical & Electronic Symbols in httP-s://www.asutQP-.com (based on IEC and IEEE standarts) z
Q
Three-phase circuit
Terminal Doublejunction ofconductors. Form2
Twisted connection
n
Coaxial pair connectedto terminals
c.:----1
0
: l-1-[□JJ
.--
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