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Electrical circuit breaker

US7619869 - Nov 17, 2009

Apparatus and method for scalable power distribution

US7619868 - Nov 17, 2009

Elevated light with a safety power cut-off switch

US20090279287 - Nov 12, 2009

Power interruption protection structure for led string light

US20090278463 - Nov 12, 2009

Apparatus and method for scalable power distribution

US7606014 - Oct 20, 2009

Battery protecting circuit and battery with such protecting circuit

US7605567 - Oct 20, 2009

Shock proof devices and methods

US20090251839 - Oct 08, 2009

Overload protection control mechanism for a power supply

US7599162 - Oct 06, 2009

Electronic trip indicator

US7595970 - Sep 29, 2009

Power distribution bus with protection and alarming

US20090213516 - Aug 27, 2009

Systems and methods for monitoring and controlling circuit breakers

US7580235 - Aug 25, 2009

Circuit protection device with automatic monitoring of operation fault

US7576960 - Aug 18, 2009

Trip indicator member, and limiter and electrical switching apparatus including a plurality of trip indicator members

US7558040 - Jul 07, 2009

Field upgradeable circuit breaker firmware and programmer therefor

US7558038 - Jul 07, 2009

Housing configuration for a pyromechanical disconnecting device

US7557688 - Jul 07, 2009

Network equipment system providing surge protection and dc blocking bypass functionalities

US20090154049 - Jun 18, 2009

Manual opening device and electrical switching apparatus employing the same

US7545245 - Jun 09, 2009

System and method for automatically detecting power supply voltage

US7528734 - May 05, 2009

Fallen conductor warning system

US20090103224 - Apr 23, 2009

Switchgear with a switching device and an electronic component as well as a supplementary electrical circuit for the switchgear

US7522025 - Apr 21, 2009

Switching device system, components therefore and methods relating thereto

US7501775 - Mar 10, 2009

Protection apparatus for an electrical load

US7492564 - Feb 17, 2009

Low-voltage circuit breaker comprising an interface unit

US7492563 - Feb 17, 2009

Power distribution bus with protection and alarming

US7480127 - Jan 20, 2009

Vacuum circuit breaker having a high current-carrying capacity

US7471495 - Dec 30, 2008

Measurement of analog coil voltage and coil current

US7463036 - Dec 09, 2008

System and method for providing a temperature compensated under-voltage-lockout circuit

US7450359 - Nov 11, 2008

Trip indicator member, and limiter and electrical switching apparatus including a plurality of trip indicator members

US20080266732 - Oct 30, 2008

Multi-path switching configuration

US7440251 - Oct 21, 2008

Circuit breaker including open neutral interlock

US7440250 - Oct 21, 2008

Compact ground fault circuit interrupter module

US7436639 - Oct 14, 2008

Protection device with lockout test

US7428132 - Sep 23, 2008

Drive kinematics in a hybrid circuit-breaker

US7426100 - Sep 16, 2008

Control module for an electric circuit breaker, method for operation thereof, and electric protection system

US20080218926 - Sep 11, 2008

Battery protecting circuit and battery with such protecting circuit

US20080212251 - Sep 04, 2008

Medium voltage separable insulated energized break connector

US20080207022 - Aug 28, 2008

Configurable arc fault or ground fault circuit interrupter and method

US20080204947 - Aug 28, 2008

Self-supplied electronic protection device for automatic circuit-breakers

US7417840 - Aug 26, 2008

Holder for use in semiconductor or liquid-crystal manufacturing device and semiconductor or liquid-crystal manufacturing device in which the holder is installed

US7414823 - Aug 19, 2008

Secondary battery apparatus and a protection circuit thereof

US20080192399 - Aug 14, 2008

Control and operating condition monitoring of dual series switch contactors for electric motor or other electrical load

US7408274 - Aug 05, 2008

Switchgear with arc-resistant features

US7391597 - Jun 24, 2008

Electronic trip unit for circuit breakers

US7369389 - May 06, 2008

Apparatus for a power supply with brownout protection and the protecting method for the same

US7368895 - May 06, 2008

Protective device in a controller

US7362558 - Apr 22, 2008

Apparatus and method for identifying a loss of a current transformer signal in a power system

US7345863 - Mar 18, 2008

System and method for quench protection of a superconductor

US7342757 - Mar 11, 2008

Contactor material for welding wire feeder

US7336466 - Feb 26, 2008

Ground fault circuit interrupter (gfci) end-of-life (eol) status indicator

US7336457 - Feb 26, 2008

Converter topology and methods for interfacing an electrical machine to electrical power grid

US20080037190 - Feb 14, 2008

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System and method (7)