| Patents for H02J 9 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting (16,437) |
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| 06/12/2013 | CN103151829A Two-channel direct-current (DC) output waterproof constant current power supply |
| 06/12/2013 | CN103151828A Power supply system with redundant performance optimized |
| 06/12/2013 | CN103147903A Sea observation platform for unmanned and automatic navigation |
| 06/12/2013 | CN102280927B Method and system for automatically identifying bypass replacement state on basis of GOOSE information |
| 06/12/2013 | CN102075007B Switching switch device |
| 06/12/2013 | CN101902068B Alternating current/direct current power supply conversion control system |
| 06/06/2013 | WO2013078668A1 Solar dual-supply circuit |
| 06/06/2013 | US20130140901 Dc power supply system |
| 06/06/2013 | US20130140900 Electronic Device, Wireless Power Supply System Thereof and Wireless Power Supply Method Thereof |
| 06/06/2013 | US20130140899 Method, Apparatus for Emergency Power Supply and Device Associated Thereto |
| 06/06/2013 | US20130140898 Arrangement for an uninterruptible power supply |
| 06/06/2013 | US20130140897 Arrangement for an uninterruptible power supply |
| 06/06/2013 | US20130140889 Output distribution control apparatus |
| 06/06/2013 | DE102011005563B4 Verfahren und Vorrichtung zur Umschaltung von Stromeinspeisungen Method and apparatus for switching power supplies |
| 06/06/2013 | CA2797925A1 Fuel cell recovery time system |
| 06/05/2013 | EP2600492A1 Assembly for an uninterrupted power supply |
| 06/05/2013 | EP2600491A1 Assembly for an uninterrupted power supply |
| 06/05/2013 | EP2600490A1 Assembly for an uninterrupted power supply |
| 06/05/2013 | EP2600489A1 Method and system for supplying emergency power to nuclear power plant |
| 06/05/2013 | EP2599185A1 Uninterruptible power supply apparatus and methods using reconfigurable energy storage networks |
| 06/05/2013 | CN202978983U Overhead line communication device |
| 06/05/2013 | CN202978816U Frequency conversion and speed regulation system by using slip frequency vector to control traction |
| 06/05/2013 | CN202978736U Mining switch DC power supply |
| 06/05/2013 | CN202978733U Power distribution network device |
| 06/05/2013 | CN202978416U Self-generating power and commercial power switching automatic prompting device |
| 06/05/2013 | CN202978415U Power supply system with AC power supply collection control box |
| 06/05/2013 | CN202978414U Dual-power source automatic change-over switching switch |
| 06/05/2013 | CN202978413U Switching control circuit of automatic change-over switch electric appliance |
| 06/05/2013 | CN202978412U Intelligent mains supply inversion switcher |
| 06/05/2013 | CN202978411U Backup source management system of underwater real-time detection apparatus |
| 06/05/2013 | CN202978410U Automatic switching circuit for multifunctional power supply |
| 06/05/2013 | CN202978409U Power UPS system based on super capacitors |
| 06/05/2013 | CN202978408U Double-power-supply automatic switching circuit |
| 06/05/2013 | CN202978407U Double-power-supply switching control circuit |
| 06/05/2013 | CN202978406U AC-DC integrated power supply system |
| 06/05/2013 | CN202978405U Photovoltaic UPS (Uninterrupted Power Supply) vehicle |
| 06/05/2013 | CN202978404U Alternating current and direct current power supply switching control circuit applied to on-board device |
| 06/05/2013 | CN202978403U Control system with double processors implemented by power management device |
| 06/05/2013 | CN202978402U Power-fail protection dual-standby power source circuit |
| 06/05/2013 | CN202978401U Intelligent multi-source electric power system |
| 06/05/2013 | CN202978400U Household energy storage power station |
| 06/05/2013 | CN202978399U Branch unit |
| 06/05/2013 | CN202978368U Power supply device for guaranteeing?power supply |
| 06/05/2013 | CN202978320U Wind energy, solar energy and commercial power complementary electric vehicle charging station |
| 06/05/2013 | CN202978292U 智能储能系统 Intelligent energy storage system |
| 06/05/2013 | CN202978276U Secondary power-off device for prolonging working time of main load |
| 06/05/2013 | CN202977993U Emergency power source access box |
| 06/05/2013 | CN202966310U Power supply system of special railway transport vehicle |
| 06/05/2013 | CN103138384A Configuration system and method for backup automatic switch in alternating current and soft direct current hybrid power supply area |
| 06/05/2013 | CN103138383A Photovoltaic (pv) grid-connected inverter low-voltage ride-through auxiliary power supply device and method |
| 06/05/2013 | CN103138382A Power source device |
| 06/05/2013 | CN103138381A Alternating current and direct current power supply conversion device capable of improving standby electric power efficiency |
| 06/05/2013 | CN103138380A Multi-functional relay and control method thereof |
| 06/05/2013 | CN103138379A Power supply protecting system of low-voltage partition cabinet |
| 06/05/2013 | CN103138378A Apparatus for an uninterrupted power supply |
| 06/05/2013 | CN103138377A Photovoltaic module optimizer redundancy direct connection device and control method thereof |
| 06/05/2013 | CN103138376A Power switching circuit and power switching method thereof |
| 06/05/2013 | CN103138375A Double-electric-complementary alternating current (AC) power supply system |
| 06/05/2013 | CN103138374A Urgent conveying reserved control system of producing wire body of high-density interconnection circuit board |
| 06/05/2013 | CN103138373A Electric helicopter double-power-source power supply circuit |
| 06/05/2013 | CN103138372A Backup power supply |
| 06/05/2013 | CN103138371A Device and method for controlling two-way direct current redundant power supply |
| 06/05/2013 | CN103138370A System and method for improving energy efficient of cloud computing |
| 06/05/2013 | CN103138369A Household electricity storage-and-use system with timing control |
| 06/05/2013 | CN103138349A Mining intrinsic safety type power box |
| 06/05/2013 | CN103138341A Elevator emergency call power output control method |
| 06/05/2013 | CN103138306A Double-electric-complementary direct current (DC) power supply system |
| 06/05/2013 | CN103138298A Control circuit system for solar electric vehicle charging station |
| 06/05/2013 | CN103130080A Solar energy powered lift |
| 06/05/2013 | CN103130046A Wind power supply type elevator |
| 06/05/2013 | CN102313237B City illumination and emergency system adopting solar photovoltaic system as power supply |
| 06/05/2013 | CN102208831B Dual-power switch controller |
| 06/05/2013 | CN102148529B Control device and control method thereof for intelligently supplying power to circuit breaker control unit |
| 06/05/2013 | CN102097855B Parallel running phase lock method for digital-controlled uninterruptible power supply |
| 06/05/2013 | CN101951016B Wide area information-based automatic standby power supply switching adaptive modeling and controlling method |
| 06/04/2013 | US8456036 Input and output power modules configured to provide selective power to an uninterruptible power supply |
| 06/04/2013 | DE202013101868U1 Energieversorgungseinheit zum Verhindern einer übermäßigen Entladung eines Batteriemoduls Power supply unit to prevent over discharging of a battery module |
| 06/01/2013 | CA2797879A1 Arrangement for an uninterruptible power supply |
| 06/01/2013 | CA2797870A1 Arrangement for an uninterruptible power supply |
| 06/01/2013 | CA2797866A1 Arrangement for an uninterruptible power supply |
| 05/30/2013 | WO2013045709A3 Mains detection in emergency lighting systems |
| 05/30/2013 | WO2012116973A3 Fast bus transfer method and device |
| 05/29/2013 | EP2597750A1 Monitoring and management network and processing unit for control and power supply elements of emergency lighting devices |
| 05/29/2013 | CN202957671U Electricity taking device for equipment outside switching cabinet |
| 05/29/2013 | CN202957658U Low-voltage alternating-current power cabinet having intelligent monitoring function |
| 05/29/2013 | CN202957657U Standby battery switching protection circuit of vehicle-mounted GPS terminal |
| 05/29/2013 | CN202957656U Switching unit for airborne type standby power supply of model airplane receiver |
| 05/29/2013 | CN202957655U Automatic power supply conversion controller |
| 05/29/2013 | CN202957654U Electricity-interference-resistant control loop of alternating current low voltage electric comprehensive automatic system |
| 05/29/2013 | CN202957653U Double-bus three-power-supply self-adaptation spare power automatic switching device |
| 05/29/2013 | CN202957652U Power supply device applied to terrain unit of computer monitoring system of hydraulic power plant |
| 05/29/2013 | CN202957651U Double-channel constant-current charging circuit |
| 05/29/2013 | CN202957650U Double-channel power supply module |
| 05/29/2013 | CN202957649U Power supply switcher |
| 05/29/2013 | CN202957648U Power supply module for fault indicator |
| 05/29/2013 | CN202957647U Switching device for standby battery and primary power supply |
| 05/29/2013 | CN202957619U Wind and solar energy complementary power generation system |
| 05/29/2013 | CN202957594U Power supply lightning protection case and machine room power supply system |
| 05/29/2013 | CN202957589U Intelligent terminal of high-voltage power network |
| 05/29/2013 | CN202957588U Intelligent terminal device of medium-voltage electrical network |