Electrical Wiring Diagrams Symbols Motor Control. 1 master element 2 time delay starting or closing relay 3 checking or interlocking relay 4 master contactor 5 stopping device 6 starting circuit breaker 7 rate of change relay 8 control power disconnecting device 9 reversing device 10 unit. Wiring diagrams show the connections to the controller.
Material taken from chapter 3 of electric motor controls g. T1 t2 t3 m m solid state overload relay 1ct m m motor 3ct to 120 v separate control. Here are a number of highest rated control wiring diagram symbols pictures on internet.
Wiring diagrams sometimes called main or construction diagrams show the actual connection points for the wires to the components and terminals of the controller.
Ansiieee standard device numbers. Motor control center main lug only mounted mounting maximum lighting lt flex mtd muau mtg mlo min mt mc max mcc ltg ig lc lt imc jb hr. Print the wiring diagram off plus use highlighters to trace the signal. 1 master element 2 time delay starting or closing relay 3 checking or interlocking relay 4 master contactor 5 stopping device 6 starting circuit breaker 7 rate of change relay 8 control power disconnecting device 9 reversing device 10 unit.