Patents
Patents for H02H 5 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection (5,568)
12/2013
12/18/2013CN203349960U Temperature monitoring system used for explosion-proof motor
12/18/2013CN203346946U Frequency converter of constant pressure water supply system
12/18/2013CN103457236A Distribution box protection module
12/18/2013CN103456454A Superconducting magnet device
12/18/2013CN103452827A Anti-dehydration protective device for water-cooled air compressors
12/12/2013WO2013092031A3 Discharge circuit for a rectifier module in a motor vehicle
12/12/2013WO2013000762A8 Photovoltaic module
12/12/2013US20130329332 Power line indicator accessory for fusible circuit protection device array
12/11/2013CN203339680U Composite SPD overcurrent and overheating protection device
12/11/2013CN203339664U Transformer overtemperature protecting device
12/11/2013CN203339661U Automatic cut-off type infrared-ray protection system having LED warning function
12/11/2013CN203339660U Methane detection power-off safety type explosion-proof frequency conversion speed regulator
12/11/2013CN203339651U Multifunctional air switch
12/11/2013CN203338345U Tablet personal computer power port having overheating overvoltage protective function
12/11/2013CN102237670B Fault induction self-power-off system for high-end digital printing device
12/11/2013CN101861689B Electric wire protection method and electric wire protection device
12/10/2013US8605403 Thermal protection circuit and electronic device using the same
12/10/2013US8605402 Heat sensor responsive to electrical overloads
12/04/2013CN203326582U High-power IGBT temperature acquisition protection circuit
12/04/2013CN203326564U Nuclear power two-machine self-excitation system excitation transformer device with over-temperature protection function
12/04/2013CN203326562U Bearing bush temperature protective device of large-scale turning equipment
12/04/2013CN203326561U 交流加热电路保护装置 AC heating circuit protection device
12/04/2013CN103426666A Safety switch
11/2013
11/28/2013WO2013176410A1 Secondary protection circuit of wireless power transmission device
11/28/2013US20130314835 Adaptive protection circuit module for operational amplifier and adaptive protection method thereof
11/27/2013EP2667266A1 Safety detection system with integrated diagnostic functions
11/27/2013CN203312801U Surge protector for LED street lamp power supply
11/27/2013CN203312761U Power supply protection system of mass flow controller
11/27/2013CN203310424U Overheating protection telemetry terminal
11/27/2013CN103414160A Motor automatic protection control device
11/27/2013CN103414154A Street lamp pole slanting automatic power-off device
11/27/2013CN103413648A Automatic outage device of transformer
11/27/2013CN103412532A Nuclear power plant underlight electronic control system
11/26/2013US8593771 Power modules with reverse polarity protection
11/26/2013US8593769 Secure arc flash detection
11/26/2013US8593768 Apparatus and method for disabling the operation of high power devices
11/26/2013CA2471689C Method and apparatus for preventing overloads of power distribution networks
11/21/2013WO2013170891A1 Apparatus for protecting a load
11/21/2013US20130308240 Electronic load for testing voltage stability
11/21/2013DE10351843B4 Verfahren und elektrische Schaltungen zur Ermittlung einer Temperatur eines Leistungshalbleiters Method and electrical circuits for determining a temperature of a power semiconductor
11/20/2013CN203301128U Salt spray machine double-overheat protection device
11/20/2013CN203299660U Multiple protection drying and heating device for intelligent toilets
11/20/2013CN103401552A Function module capable of preventing protection misoperation caused by analog quantity signal hopping
11/20/2013CN103401216A Water cooling type bus monitoring system for high-power rectifier cabinet
11/19/2013DE202013002995U1 Systeme und Vorrichtungen zum Feststellen, ob ein Zubehör eine bestimmte Schaltung aufweist Systems and apparatus for determining whether an accessory has a specific circuit
11/14/2013WO2013167470A1 Device for protecting at least one electrical apparatus against overvoltage generated by a lightning strike
11/13/2013EP2662942A2 Methods, systems, and apparatus for protection system activation and dynamic labeling
11/13/2013CN203289168U Charger circuit for lead-acid battery
11/13/2013CN203289098U Lightning-protection socket of power supply
11/13/2013CN203289079U Socket overheating remote-control shutdown device
11/13/2013CN203289078U Electronic temperature-sensing rod
11/13/2013CN203287968U Mutual inductor laboratory mis-entry prevention control device
11/13/2013CN103390880A Methods, systems, and apparatus for activation of protection system and dynamic labeling
11/12/2013US8582270 PTC device, protective circuit module including the same, and secondary battery including the protective circuit module
11/12/2013US8582269 Overcurrent protection apparatus for secondary battery, protection method and battery pack
11/12/2013US8582266 Current-monitoring apparatus
11/11/2013CA2815607A1 Photovoltaic arrays
11/06/2013CN203278207U Switching circuit with overheat switch-off function
11/06/2013CN203278196U AC voltage stabilizer security structure
11/06/2013CN203278194U Safety switch for limiting temperature and anti-electric shock alarming
11/06/2013CN203278193U Vehicle leakage and temperature detection control device
11/06/2013CN203278192U Mining base station capable of automatic power-off at high temperature
11/06/2013CN203278184U Wireless access point protection device
11/06/2013CN103384419A Self-fusing protecting electric heating device and protecting method thereof
11/06/2013CN102570855B Power supply device for taking electricity from high-voltage side in induction manner
10/2013
10/31/2013WO2013161364A1 Protection device for electricity supply circuit
10/31/2013WO2013161363A1 Protection device for electricity supply circuit
10/31/2013WO2013161362A1 Protection device for electricity supply circuit
10/31/2013WO2013161198A1 Switching circuit protector
10/31/2013US20130286526 Vehicle safety device
10/30/2013CN203261251U Motorcycle voltage-stabilizing rectifier with temperature protection function
10/30/2013CN203261013U Lithium-battery protection chip circuit based on PTC (Positive Temperature Coefficient) elements
10/30/2013CN203261007U Magnetic drive pump protector
10/30/2013CN203261006U Protective chip circuit of lithium battery
10/30/2013CN203261005U LED constant-current over-temperature protection circuit and LED lamp
10/30/2013CN103380555A Protective device
10/30/2013CN103377802A Internal metal bellow expansion oil conservator with self-protection function
10/30/2013CN101981310B Wind power generator and control method thereof and wind power generation system
10/29/2013US8570700 Protection apparatus for load circuit
10/29/2013US8570699 Relayless and fuseless junction box
10/24/2013US20130279058 Electric fuse apparatus for power control circuits
10/23/2013EP2654158A1 Protective device
10/23/2013CN203251101U Mobile power supply
10/23/2013CN203251075U Automatic detection and power-off device for machine tool power supply
10/23/2013CN103370003A Electrical means to limit leakage current in battery operated patient-connected medical devices
10/23/2013CN103369770A Light fixture over-temperature protection circuit and light fixture over-temperature protection device
10/23/2013CN103369758A Light fixture protection circuit and light fixture protection device
10/23/2013CN103368135A Children auxiliary system and method thereof
10/22/2013US8564919 Dimmer circuit with overcurrent detection
10/22/2013CA2571607C Safety plug suitable for the connection to an electric current outlet
10/17/2013US20130271882 Electric Safety Circuit for Use with an Electric Receptacle
10/17/2013US20130271880 Protection circuit for fan
10/17/2013DE102012013782A1 Temperaturschutzvorrichtung für Steckdose Thermal protector for socket
10/16/2013EP2649692A1 Protective device for load circuit
10/16/2013CN203242858U Safe socket assembly with over-current protection
10/16/2013CN203242853U Power socket with overheating protection
10/15/2013US8559152 System and method providing over current protection based on duty cycle information for power converter
10/15/2013US8558513 Safety circuit and battery pack using the same
10/10/2013WO2013152339A1 Methods and apparatus for mitigating arc flash incident energy in motor control devices
10/09/2013EP2648300A1 Overcurrent based power control and circuit reset
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