Repeater overload circuit
Reserve series gap for a gas-filled surge diverter and gas-fille
Resettable fast current limiter in telecommunications...
Retainer for surge arrester disconnector
Retractable cord surge protector
Rf surge protection device
Rise pole termination/arrestor combination
Safety device for telecommunication equipment
Safety device monitoring heat in electric connection...
Sealed envelope based on a filamentary winding, and application
Secondary arrester
Secondary surge arrester with isolating and indicating features
Secondary valve arrester
Self-compressive surge arrester module and method of making same
Self-contained air gap assembly
Semiconductor arrester
Semiconductor device providing overvoltage and overcurrent...
Semiconductor integrated circuit device
Sharing arrangement for surge protection circuitry
Shielded energy conditioner