Air bypass valve tester

Apparatus and method for determining contact dynamics

Apparatus and method for determining the state of an electrical

Apparatus for controlling a magnetically actuated power...

Apparatus for rapidly and accurately testing encapsulated relays

Arcing fault detector testing and demonstration system

Assembly for rapid and accurate testing of encapsulated devices

Automated arc generator and method to repeatably generate...

Automatic testing apparatus for electrical switches

Breaker failure annunciator system

Circuit and circuit breaker tester

Circuit and method for checking the contacting of a switch...

Circuit arrangement for testing the connecting lines of a switch

Circuit board contact contamination probe

Circuit breaker interrupter sequence monitor

Circuit breaker tester

Circuit breaker tester including a pulse width modulation...

Circuit breaker testing apparatus having adjustable inductor for

Circuit breaker with integral testing unit

Circuit configuration for monitoring an electromagnetically actu