Auxiliary Contact Blocks
Frequently it is necessary to have more auxiliary contacts operated by a single contactor. Additional contacts may be made available by the use of auxiliary contact blocks. These contact blocks are available with one, two or four contacts. From these it is possible to obtain any number of normally open and / or normally closed contacts from one to four.
Figure 32 shows an auxiliary contact block having four contacts. It has two N/O and two N/C
Related posts:
Troubleshooting variable speed drives:The need for VSDs
DISCONNECT FOR A SINGLE MOTOR
Servicing methods without a schematic part3
CELL PHONES:THE LATEST CELL PHONE TECHNOLOGY
Neutral Location in the Stator and Armature
Inductance:Principles of inductance
summary of Simplifying Logic Circuits
Compound Generator Control
INDUSTRIAL CONTROL:OPEN- AND CLOSED-LOOP CONTROL
Introduction to State Variable Feedback Control Theory
Negative Feedback:Ampliļ¬er Stability and Negative Feedback
Representation of Audio Signals:Other Binary Operations
Introduction in Troubleshooting AC motors and starters
Engine Piston System part3