Matches 1 - 11 out of 11


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US20120206153 ELECTRIC LEAKAGE DETECTION APPARATUS  
An electric leakage detection apparatus may quickly detect an electric leakage. An electric leakage detection apparatus includes a pulse generator that supplies a pulse to a coupling capacitor, a...
US20080150549 Insulation deterioration detection device for motor  
A motor insulation deterioration detection device wherein a capacitor provided in a power supply section is utilized as a power supply for motor insulation deterioration detection, with provisions...
US20120187958 ELECTRIC LEAKAGE DETECTION PROTECTIVE CIRCUIT WITH MAGNETIC LOCK MECHANISM  
An electric leakage detection protective circuit comprises two normally closed switches. The live wire at the power output terminal is connected to the live wire output plug bush at the power...
US20140009169 METHOD AND A DEVICE FOR DETECTING DEFECTS IN A PACKAGING MATERIAL  
A method and a device for detecting defects in a packaging laminate having at least one conductive layer are provided. The method comprises the steps of grounding the conductive layer of the...
US20120206152 ELECTRIC LEAKAGE DETECTION APPARATUS  
An electric leakage detection apparatus may quickly detect an electric leakage. An electric leakage detection apparatus may include a pulse generator that supplies a pulse to a coupling capacitor,...
US20090302864 Method And Device For Indicating An Electric Discharge Inside A Bearing Of An Electric Drive System  
The present invention relates to a method for indicating an electric discharge in a non-conducting medium (22) between a rolling element (20) and a raceway (16, 18) in a bearing (12) of an...
US20050285604 Partial discharge detecting sensor and gas insulated electric apparatus provided with a partial discharge detecting sensor  
A thin film detection electrode is formed on an insulating substrate. The resulting detection electrodes are light-weight, and have a very high dimensional accuracy so that the number of the parts...
US20110291668 PROTECTION OF UNSEALED ELECTRICAL CONNECTORS  
A monitoring system for connector pins exposed to conductive/corrosive fluids and/or corrosive environments includes a first sensing portion having a pin monitoring section configured to measure a...
US20170106754 DEVICE AND METHOD FOR MONITORING AN ELECTRICAL INSULATION IN A VEHICLE ELECTRICAL SYSTEM  
A device for monitoring an electrical insulation in the case of a vehicle electrical system of a vehicle, includes: a voltage source for generating direct voltages having a first and a second...
US20160169960 METHOD AND SYSTEM FOR DETECTING MALFUNCTION OF AN ELECTRIC BOILER  
A method for detecting malfunction of an electric boiler, the method comprising: a) detecting over scale accumulation by the steps of: metering said boiler's heating cycle, being a time from...
US20160018293 SINGLE-ENDED HIGH VOLTAGE TIRE INTEGRITY TESTING SYSTEMS AND METHODS  
A system and methods for testing the integrity of a tire are disclosed. The tire is tested by powering a charging/timing circuit with a single-ended voltage supply. The single-ended voltage...

Matches 1 - 11 out of 11