1 ≡ Electromechanical Relays These type of relays are made of a coil that induces a magnetic field when it get energized and moves the armature, which closes of opens the contacts. normal closed (NC) ...

The control unit functions as the adjustable overload relay assembly, which is different from the fixed style of thermal overload unit found in a NEMA-type magnetic motor starter. IEC devices are ...

Inspired by input from panel builders, system integrators and end users around the world, Rockwell Automation engineers developed the new Allen-Bradley E300 electronic overload relay.