Abb Technology Ag

Abb Inc.

Timothy F Masters

Roy A Ball

Armando Varela

Andrew Bower

Todd Gentile

Robert Nutting

Richard Lindo

Patrick Hugh

Samuel Bovenzi

Protective relay replacement

A modular test switch assembly includes a plurality of stackable features that may be arranged in a variety of configurations. Each module includes a test switch and includes features to engage adjoining modules in the assembly. The entire test switch assembly is secured together using a retaining rod that is inserted through aligned thru-holes in the assembly.

Modular test switch

Protective cover

Test switch with improved marking

A test switch is provided having front and rear sides. The test switch includes a base to which a plurality of switch units are mounted. A row of upper terminals are removably mounted to the base, above the switch units, and a row of lower terminals are removably mounted to the base below the switch units. The upper and lower terminals are adapted for connection to wiring from the front side of the test switch. Upper and lower covers are releasably attached to the base and extend across the rows of upper and lower terminals, respectively.

Front connected test switch

Test switch

Test plug

Growing community of inventors

Boca Raton, FL, United States of America

Timothy F Masters