| Patents for H01H 83 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current (5,042) |
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| 01/21/1998 | CN1171157A Current transducers |
| 01/21/1998 | CN1170949A Automatic overvoltage cut-off protector for closed-circuit cable television line |
| 01/14/1998 | EP0818798A1 Electric apparatus with differential protection |
| 01/14/1998 | EP0818797A1 Electrical apparatus with input and output terminals at the same side of the housing |
| 01/14/1998 | CN1170225A 电路断路器 Circuit breaker |
| 01/07/1998 | EP0815630A1 Electrical differential protection apparatus with a test circuit |
| 12/31/1997 | CN2271766Y Multifunctional fireproof safety mains controller |
| 12/17/1997 | EP0813283A1 Differential protection device having immunity against nuisance tripping |
| 12/17/1997 | EP0813219A1 Undervoltage release device |
| 12/03/1997 | CN1166709A Overcurrent trip device |
| 12/03/1997 | CN1166684A Differential thermal tripping device with bimetallic |
| 12/02/1997 | US5694280 Resettable latch mechanism |
| 11/26/1997 | CN2269012Y Multifunctional relay protector for overvoltage |
| 11/26/1997 | CN1166039A Electrical connector with breaking current for leak |
| 11/20/1997 | WO1997043779A1 Process for adjusting a thermal overload cut-out |
| 11/20/1997 | DE19619295A1 Justierverfahren für thermische Überlastauslöser Adjustment method for thermal overload release |
| 11/19/1997 | CN2268306Y Residual current cut-off device |
| 11/05/1997 | CN2266795Y Universal contact silent operation leakage protector |
| 11/05/1997 | CN2266794Y Leakage release |
| 11/04/1997 | US5684272 In-line cord ground fault circuit interrupter |
| 10/30/1997 | DE19712548A1 Overcurrent trip/release device for protection of electrical circuits |
| 10/28/1997 | US5682287 Digital circuit interrupter shunt trip accessory module |
| 10/22/1997 | EP0802552A2 Electrical switch with undervoltage release |
| 10/22/1997 | CN1036232C Protected electric switching apparatus and device for fixing same |
| 10/21/1997 | US5680287 In-line cord ground fault circuit interrupter |
| 10/16/1997 | WO1997038432A1 Circuit breaker accessory module actuators |
| 10/16/1997 | WO1997038431A1 Circuit breaker accessory module circuit board |
| 10/16/1997 | CA2223483A1 Circuit breaker accessory module actuators |
| 10/15/1997 | CN2264971Y Multiple integrated circuit time relay |
| 10/08/1997 | EP0799516A1 Electrical circuit breaker |
| 10/07/1997 | US5675303 Molded case circuit breaker accessories |
| 10/01/1997 | CN1161102A Operation of residual current apparatus |
| 09/24/1997 | EP0797232A1 Thermal tripping device with bimetal |
| 09/24/1997 | EP0797231A2 Electrical connector with breaking current for leak |
| 09/12/1997 | WO1997023887A3 Thermal triggering system |
| 09/10/1997 | CN2262296Y 单相脉冲漏电保护器 Single-phase pulse leakage protection |
| 09/03/1997 | EP0731979B1 Safety switch |
| 08/27/1997 | EP0791178A1 Current transducers |
| 08/27/1997 | EP0727091B1 Overvoltage protection device |
| 08/27/1997 | CN2261086Y 漏电断路器 Leakage circuit breakers |
| 08/26/1997 | US5661623 Ground fault circuit interrupter plug |
| 08/06/1997 | CN1156517A Electrically controlled tripping mechanism |
| 07/29/1997 | US5652420 For operating a load |
| 07/16/1997 | CN2257969Y Phase-loss protective contactor |
| 07/09/1997 | EP0782761A1 Differential current protective switch with special core material |
| 07/03/1997 | WO1997023887A2 Thermal triggering system |
| 07/01/1997 | US5644464 Portable ground fault circuit interrupter |
| 06/26/1997 | DE19548479A1 Thermisches Auslösesystem Thermal release system |
| 06/18/1997 | CN2256585Y Single phase leakage circuit breaker |
| 06/18/1997 | CN1152182A Earth leakage breaker |
| 06/11/1997 | CN1151606A Rated current regulating leakage automatic circuit breaker |
| 06/04/1997 | CN1151223A Differential current protective switch with special core material |
| 05/21/1997 | EP0774768A1 Modular contactor control system |
| 04/23/1997 | EP0769199A1 Operation of residual current devices |
| 04/23/1997 | EP0769198A1 Electrically controlled tripping mechanism |
| 04/23/1997 | EP0769197A1 Module for use with a miniature circuit breaker |
| 04/17/1997 | DE19537011A1 Electrical leakage current circuit-breaker |
| 04/09/1997 | EP0593733B1 Automatic miniature circuit breaker with z-axis assemblable contact assembly |
| 04/09/1997 | CN2251795Y Protective socket for electrical leakage |
| 04/09/1997 | CN1147140A Circuit breaker |
| 04/02/1997 | EP0720772B1 Power switch with an arc quenching device |
| 03/26/1997 | CN1034372C Protective switch, locking magnet trip especially used for protection switch against unnormal current |
| 03/25/1997 | US5614878 Two pole remote controlled circuit breaker |
| 03/19/1997 | CN2249963Y Energy saving contactor |
| 03/18/1997 | CA2008939C Ambient compensator for thermal overload relay |
| 03/12/1997 | EP0762591A2 Electrical system with arc protection |
| 03/09/1997 | CA2184968A1 Electrical system with arc protection |
| 03/06/1997 | WO1997008725A1 Power circuit-breaker with current transformers and data store |
| 02/19/1997 | CN2247887Y AC contactor with double phase failure and overload protection of motor |
| 02/12/1997 | CN1034037C Multipolecircuit breaker with modular assembly |
| 02/05/1997 | CN2246850Y Leakage protective switch |
| 02/04/1997 | US5600523 Earth leakage breaker |
| 01/22/1997 | EP0603346B1 Automatic miniature circuit breaker with z-axis assemblable current response mechanism |
| 01/14/1997 | US5594398 Ground fault interrupter wiring device with improved moveable contact system |
| 01/08/1997 | CN2244772Y Current leakage braking protector |
| 01/02/1997 | EP0493486B1 Energy management accessory for circuit breaker |
| 12/24/1996 | US5587862 Ground fault interrupter bucket combination |
| 12/18/1996 | EP0749145A1 Improvement in differential-type safety cut-out switches for household appliances |
| 12/11/1996 | CN2242519Y Circuit-breaking switch for preventing electricity leakage |
| 12/11/1996 | CN1137685A 断路器 Breaker |
| 12/10/1996 | US5583730 Shock hazard protection system |
| 12/04/1996 | CN2241936Y Multi-function three-phase protector for electric machine |
| 12/04/1996 | CN2241921Y Electrical leakage switch tripper |
| 12/03/1996 | US5581219 Circuit breaker |
| 12/03/1996 | US5581218 Circuit breaker |
| 12/01/1996 | CA2176469A1 Differential transformer correction by compensation |
| 11/20/1996 | CN2240782Y Structure improved leakage protector for power source |
| 11/20/1996 | CN2240781Y Phase-loss protective load switch |
| 11/19/1996 | US5576921 Aggregate current transformer |
| 10/24/1996 | WO1996033505A1 Current transformer, in particular for a fault current tripping device sensitive to pulsating currents and tripping device equipped with such a transformer |
| 10/24/1996 | DE19514314A1 Automatic LV switch operated circuit-breaker |
| 10/22/1996 | US5568344 In-line cord ground fault circuit interrupter |
| 10/16/1996 | CN1033061C 电路断路器 Circuit breaker |
| 10/10/1996 | DE19513029A1 Error current protection switch with testing arrangement |
| 09/25/1996 | CN1131804A Device for anti-downrating of circuit breaker following fitting of auxiliary unit |
| 09/19/1996 | WO1996028872A1 Electrical differential protection apparatus with a test circuit |
| 09/18/1996 | EP0732718A1 Single pole and neutral differential circuit breaker |
| 09/18/1996 | EP0731979A1 Safety switch |
| 09/12/1996 | DE19508498A1 Remote release mechanism for protective switch |
| 09/03/1996 | US5552755 Circuit breaker with auxiliary switch actuated by cascaded actuating members |