A remote telemetry system and method for transformers in substation automation, said system comprising: monitoring means adapted to monitor current tap position of at least one transformer, in a predetermined manner at preset time intervals; parameter defining means adapted to define plurality of parameters in relat...

A real-time railway track fault detection system comprises: Electromotive Force (EMF) transmitting unit adapted to transmit EMF signals along an operative forward direction, said EMF transmitting unit adapted to be placed on a locomotive and further adapted to channel said transmitted signals on to railway tracks in...

An iron with a movable wire mechanism for reducing interference of wire extending from the iron, said iron comprising an iron handle with a channel in said handle, along the length of said handle, in order to provide a mating contact for electrical connection through said length of said channel; and wire with a fixe...

3-Phase slip ring motor. It comprises a rotor (1) mounted on a shaft (2). The shaft comprises a hollow tubular member (3) having a plurality of radial ribs (4) extending from the tubular member in radially spaced apart relationship with one another. A reinforcing ring (5) is mounted over the outer ends of the radial...

A revolving grill fan assembly is adapted to provide air throw in directions not restricted by its grill assembly. The revolving grill fan assembly comprising an operative circular posterior grill, having a first circular rim, adapted to form a part of a housing for said fan assembly; a first annular ring adapted to...

A transformer with improved key spacer element arrangement, each key spacer element being disposed between two adjacent disc stacks, said arrangement comprising: first stack of key spacer elements adapted to be collinear with respect to each other in a stacked form; and second stack of key spacer elements adapted to...

A modular brush gear assembly for motors having serially aligned box-slots for holding brushes, said assembly comprising: a plurality of contoured assemblies, each contoured assembly having a constant outer peripheral dimension adapted to be in contact with said box-slots of said brush gear assembly and further havi...

A hazardous motor with internal cooling mechanism, said motor including a motor housing adapted to envelope said motor, said motor housing having a framed assembly of two concentric fames with an internal frame surrounding said motor, said motor housing comprises: one or more holes, on the periphery of motor stampin...

A reverser comprising: housing characterised with an inner wall located inside said housing, along the length of said housing, spaced apart from the lateral walls of said housing, but substantially close to one of said walls, thereby forming an inner channel; piston and diaphragm mechanism adapted to provide forward...

A disconnector / earth switch of a switchgear equipment, said disconnector / earth switch comprising: at least a solid slider element adapted to be slidably ensconced within at least a hollow slider element, said solid slider element adapted to be slidably ensconced within a channel, said solid slider element adapte...

A method of press-out of a wound pack from a first stator case and of press-in into a second stator case, in a continuous sequence, said method comprises the steps of: first step of installing said first stator case on a hydraulic press base plate, said first stator case, said base plate involving a hydraulically op...

A modular brush gear assembly for a rotating electrical machine having serially aligned box-slots for holding brushes, said assembly comprises: a first axially mounted lever mechanism adapted to provide operative inward and operative outward movement to at least a first wall which defines the breadth-wise pocket siz...