Aluminum wound transformer

Apparatus and method for detecting the loss of a current...

Arcing fault detector

Arrangement of an over-voltage protection circuit

Arrester with external isolator

Attachment of heat pipes to electrical apparatus

Bus connection structure for interruption control system

Circuit for protecting switching power source from overloads and

Circuit for reducing voltage stress across a transformer

Coil bobbin

Control assembly for power distribution transformers

Countermeasure for EMP-E3 induced currents

Current limiters in power utility applications

Current transformer protection device

DC link circuit for an electronically commutated motor

DC switchgear provided with a commutation-type DC circuit...

Detection of transformer high side fuse operations in a power tr

Device for overload protection of electric apparatus

Device for prevention against explosion of electrical...

Differential current protection for a transformer