TREA

Details of emergency protective circuit arrangements

Follow

Industry

  • CPC
  • H02H1/00
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS

Current Industry

H02H1/00Details of emergency protective circuit arrangements

Sub Industries

H02H1/0007concerning the detecting means H02H1/0015Using arc detectors H02H1/0023sensing non electrical parameters H02H1/003Fault detection by injection of an auxiliary voltage H02H1/0038concerning the connection of the detecting means H02H1/0046Commutating the detecting means in dependance of the fault H02H1/0053Means for storing the measured quantities during a predetermined time H02H1/0061concerning transmission of signals H02H1/0069by means of light or heat rays H02H1/0076by superposition on the watched current H02H1/0084by means of pilot wires or a telephone network; watching of these wires H02H1/0092concerning the data processing means H02H1/04Arrangements for preventing response to transient abnormal conditions H02H1/043to inrush currents H02H1/046upon detecting saturation of current transformers H02H1/06Arrangements for supplying operative power H02H1/063primary power being supplied by fault current H02H1/066and comprising a shunt regulator
Industries