D-C motor flashover protection

D.C. Current detector

DC power source unit alarming before electrically powered...

DC Solid state overload relay

Decentralized control system and shutdown control apparatus

Detecting a short circuit fault in a dynamo electric machine

Device for avoiding accidents when closing a movable panel, for

Device for controlling a mechanism driven by a lens one electric

Device for digitally determining and safeguarding a thermal imag

Device for motor and short-circuit protection

Device for protecting an electric source adapted to power an...

Device for protection of the bearing of an electrical...

Device for stopping a single-phase asynchronous motor with...

Digital circuit interrupter with electric motor trip parameters

Digital logic control system for three-phase submersible pump mo

Direct current motor safety circuits for fluid delivery systems

Disc apparatus

Disc apparatus

Disconnect and overload bypass arrangement for a portable tool

Disk drive monitoring a supply current to protect motor...