Principle and connection method of electric hoist
The one in the middle of the three connection points in the same sequence of the two contacts, the motor line receives the three connection points in the middle.
In the face of the limit switch, the two terminals on the left are connected to the lower part of the contact, which is the lower part of the motor. The one in the middle of the three connection points in the same sequence of the two contacts, the motor line receives the three connection points in the middle.
The limit of the electric block is usually called a broken switch. Principle is through the wire rope hoist the roller rotation, impels the limit of the push rod moving left or right, when the push rod to move to a certain position, will be within the limit switch off contact, make motor can't continue to this direction.
