Back-up uninterruptible power system

Ballast with output ground-fault protection

Base power feed integral surge and spike protector

Battery backup protection circuit

Battery operated computer operation suspension in response...

Battery pack

Battery pack protection circuit

Battery protection system

Battery safety interlock for intrinsically safe electronic...

Battery system and management method

Bi-directional direct current detector with transformer...

Bi-directional ground fault circuit interrupter

Block/inhibiting operation in an arc fault detection system

Boil dry protection system for cooking appliance

Bonding circuit for reducing sheath current of power cable line

Breaker failure back-up relay device

Bridge circuits for sensing currents in a three phase a.c....

Broken conductor protection

Brushless exciter for use with a variable speed synchronous...

Brushless generator field detection system