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:
Thyristors:Bidirectional trigger diodes
UNBALANCED SUPPLY VOLTAGES
Tools for Motor Repair
MOST SEVERE TRANSIENTS (SO FAR)
The DC Machine
DERATING
Electric Motor Manual - SELECTION AND APPLICATION - Changing frequency
AUDIO ELECTRONICS:CELL PHONE TV
The Essentials of Computer Organization and Architecture - Data Structures and the Computer
Automatic Acceleration for Wound Rotor Motor
The Essential Guide to Semiconductors – Semiconductor Family Tree
Headphones:Measuring Headphones
Switches, circuit breakers and switchboards:Switches and circuit breakers
Instrumentation of an Engineering System