Patents
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
12/2013
12/25/2013CN203367182U 小型断路器 Miniature Circuit Breaker
12/25/2013CN203367181U Miniature breaker remote control operating mechanism
12/25/2013CN203367180U Hand-operated and motor-driven integrated switching-off and switching-on device for circuit breaker
12/25/2013CN203367179U A brake opening and closing operating mechanism used for a breaker
12/25/2013CN203367178U Incomplete gear type electric or manual closing device based on intelligent switch
12/25/2013CN203367177U Breaker opening and closing state indicating device
12/25/2013CN203367176U Middle cover of moulded case circuit breaker
12/25/2013CN203367175U Thermal tripping device support
12/25/2013CN203367174U Electric control system of residual current operated circuit breaker
12/25/2013CN203367149U Insulation sheet lock type hand-operated reset protector
12/25/2013CN103477412A Magnet system and installation switchgear
12/25/2013CN103474303A Molded case circuit breaker with hinged draw bar
12/25/2013CN103474302A Temperature automatic regulating apparatus with molded case circuit breaker overload release characteristics
12/25/2013CN103474301A Long-stroke permanent magnet circuit breaker structure
12/25/2013CN103474300A Fault circuit interrupter device
12/25/2013CN103474299A Movable conductor connecting structure of circuit breaker
12/25/2013CN103474298A Electric leakage protector
12/25/2013CN101937811B Automatic resetting mechanism of electromagnetic release
12/25/2013CN101593640B Electrical switching apparatus and heater assembly therefor
12/25/2013CN101552143B Medium voltage circuit breaker with capacitor bank supervisor
12/24/2013DE112011104501T5 Selbstausrichtendes Betätigungselement für Türbedienungs-Schalter A self-actuating element for door-service switch
12/19/2013WO2013188080A1 Circuit breaker thermal load visual gauge
12/18/2013EP2674954A1 Electric current switching apparatus
12/18/2013EP2674953A1 Electric current switching apparatus
12/18/2013EP2031626B1 Electrical low-voltage switching station
12/18/2013CN203351535U Opening/closing button of circuit breaker
12/18/2013CN203351534U Novel selective small-sized circuit breaker device
12/18/2013CN203351533U Double-action electromagnetic release
12/18/2013CN203351532U Movable iron core
12/18/2013CN203351531U Movable iron core
12/18/2013CN203351530U Movable iron core
12/18/2013CN203351529U Plastic-housing breaker release
12/18/2013CN203351528U Undervoltage release
12/18/2013CN203351527U DC protector thermal protection device
12/18/2013CN203351526U Breaker mechanism and high voltage switchgear
12/18/2013CN203351525U Novel electric operating mechanism for molded case circuit breaker and molded case circuit breaker
12/18/2013CN203351524U Breaker emergency opening device
12/18/2013CN203351523U 35kV SF6 circuit breaker suitable for cutting off high-capacity current
12/18/2013CN203351522U Wiring terminal of breaker
12/18/2013CN203351521U Double pressing line mini-size breaker structure
12/18/2013CN203351520U Insertion type single-phase earth leakage protection switch
12/18/2013CN203351519U High-voltage intelligent breaker
12/18/2013CN203351518U Small-size breaker handle indication device
12/18/2013CN203351517U Button protector for breaker box
12/18/2013CN203351516U Electronic overload relay convenient for adjustment of potentiometer
12/18/2013CN103456577A Thermal magnetic release and circuit breaker
12/18/2013CN103456576A Tripping mechanism on residual current device
12/18/2013CN103456575A Miniature electric switch-on-off type circuit breaker
12/18/2013CN103456574A Electric switch-off and switch-on mechanism for small-sized circuit breaker
12/18/2013CN103456573A Breaker and power distribution protection and control method thereof
12/18/2013CN103456572A Circuit breaker and method of tripping a circuit breaker
12/18/2013CN103456571A Circuit breaker
12/18/2013CN102136400B Circuit breaker having trip cause indicating mechanism
12/18/2013CN101901728B Switching-on ready indicating mechanism of circuit breaker operating mechanism
12/18/2013CN101452796B Circuit breakers with automatic breaker rating
12/18/2013CN101436470B Electrical switchgear and device for controlling electrical switchgear
12/13/2013CA2817954A1 Automatic actuator for breakers or switches
12/12/2013US20130328657 Circuit breaker thermal load visual gauge
12/12/2013US20130327567 Fuse box
12/11/2013EP2671243A1 Electromagnetic relay, in particular for interruption of an electric circuit in the cases of differential circuit, and a switch comprising such relay
12/11/2013CN203339647U Electrically-operated breaker automatic switch-on device
12/11/2013CN203339555U Under-voltage drawer operating mechanism for draw-out low-voltage switchgear
12/11/2013CN203339086U Electronic phase-failure breaker
12/11/2013CN203339085U Frame-type circuit breaker auxiliary switch
12/11/2013CN203339084U Thermomagnetic releasing device and circuit breaker
12/11/2013CN203339083U Permanent magnet trip
12/11/2013CN203339082U Large-scale integrated manual and electric operation opening and closing apparatus
12/11/2013CN203339081U Anti-opening clamping structure for breaker release
12/11/2013CN203339080U Small-scale manual operation and electric operation integrated opening and closing apparatus
12/11/2013CN203339079U Moulded case circuit breaker and connecting terminal thereof
12/11/2013CN203339078U Direct-current circuit breaker with connecting bars
12/11/2013CN203339077U Plug-in terminal distribution product
12/11/2013CN103443893A Limit stop apparatus, circuit breakers including limit stops, and methods of using same
12/11/2013CN103441048A Electric switching-on device flexibly connected with residual-current circuit breaker
12/11/2013CN103441047A Tripping trigger device for small residual-current circuit breaker
12/11/2013CN103441046A Magnetic releaser of breaker
12/11/2013CN103441045A Novel intelligent breaker based on two-phase magnetic material
12/11/2013CN103441044A Leakage protection module
12/11/2013CN103441043A Locking device applied to electric operating mechanism of molded case circuit breaker
12/11/2013CN103441042A Interlocking type miniature circuit breaker
12/11/2013CN103441041A Molded case circuit breaker operating mechanism buckle carrying device
12/11/2013CN103441040A Wiring terminal of breaker
12/11/2013CN103441039A Low-voltage plastic shell breaker element box device
12/11/2013CN102891047B Conductive loop structure of switch device
12/11/2013CN102522273B Intelligent magnetic latching miniature circuit breaker
12/11/2013CN102522272B Intelligent magnetic latching miniature circuit breaker and method for controlling same
12/11/2013CN102290297B Quick release mechanism capable of preventing impact and vibration for direct current breaker
12/11/2013CN102129939B Power transmission mechanism for four poles circuit breaker
12/11/2013CN102064059B Leakage breaker
12/11/2013CN101443874B Casing of single-pole circuit breaker
12/11/2013CN101443873B Space distribution of switch apparatus
12/10/2013CA2713947C Self-adjusting plug-in line terminal
12/05/2013WO2013180900A1 Fully rated contact system having normally open contact and normally closed contacts
12/05/2013US20130322050 Modular circuit breaker, kit, and methods of manufacture and assembly
12/05/2013DE102012013997B3 Connector for connecting installation switching devices e.g. single-pole electrical circuit breakers, has auxiliary projections formed with front surface mounted on portion of outer surface of projections by forming passage
12/05/2013DE102012011063A1 Electrical switching device e.g. generator circuit breaker, has trip coil traversed by current to be monitored, and rod-shaped tripping armature made of material exhibiting thermal effect and magnetic shape memory effect
12/04/2013EP2669923A1 Circuit breaker and method of tripping a circuit breaker
12/04/2013CN203325820U Motor transmission bushing of electric leakage reclosing circuit breaker
12/04/2013CN203325819U Internal limiting bearing-driven permanent magnetic circuit breaker manual switching-off mechanism
12/04/2013CN203325818U Molded case circuit breaker operating mechanism load buckling device
1 ... 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 ... 185