Solid-state trip device comprising a zero sequence current detec

Solid-state trip device comprising an instantaneous tripping cir

Solid-state trip device for a protective circuit breaker of a th

Solid-state trip device of a molded case circuit breaker

Solid-state trip device with test circuit for an electrical circ

Solid-state trip unit for DC circuit breakers

Solid-state trip unit of an electrical circuit breaker with cont

Source line high voltage driver circuit with improved...

Spark arrestor

Spark elimination circuit for controlling relay contacts

Spark gap

Spark gap

Spark gap apparatus and method for electrostatic discharge...

Spark gap apparatus and method for electrostatic discharge...

Spark gap apparatus and method for electrostatic discharge...

Spark gap arrangement

Spark gap arrangement

Spark gap assembly for welding power supply

Spark gap comprising an optically triggered power...

Spark gap device