Construction Flashcards
1
Q
What two main parts do they consist of
A
Stator and rotor
2
Q
What does a stator consist of and built
A
Housing and laminated core
Laminated core has slots in which windings are laid
Three coils set at 120* each
3
Q
What does the rotor consist of
A
Laminated core with slots Alu or cop bars are laid or forced by high pressure alu die casting Bars connected by end rings Form so called squirrel cage Slant arrangement ensures even running
4
Q
Why are fan blades often attached to end rings
A
For motor cooling
5
Q
Where is the drive shaft located
A
In the centre of the rotor
