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Day 1 of 3 phase motors - Coggle Diagram
Day 1 of 3 phase motors
Full Voltage Starter ( Across the line)
6 x nominal ... In-rush current
Reduced Voltage starters
Part-Winding motor (two seperate sets of windings
2 contactors, one timer and 2 O.Ls
Solid State relay /Soft Starter
1 contactor ...Electronically controlled (SCR)
Autotransformer
3 contactors, one timer, and a relay
Wye - Delta
3 contactors and 1 timer
Primary Resistance
2 contactors and one timer
3 categories of Motors
Wound Rotor motor
Rotor has windings connected to slip rings (rheostat)
Synchronous motor
Squirrel cage/Induction/Asynchronous
Rotor has bars connected to end rings
Multi-speed motor
consequent pole
seperate winding
Code book
T44
3 Pole