SOJO Electric Co., Ltd.
Add.: Room 1111, Block D, Jiahua Plaza, Shangdi 3rd Street, Haidian District, Beijing
Tel.: +86-010-62983386
Fax: +86-010-62988464

Power Protection and Automation Equipment

Related Names
Power Distribution System | Switchgear Controller | Switchgear Controller

    1. SJFD2000 Microprocessor Recloser ControllerThe SJFD2000 is a microprocessor recloser controller, suitable for protection, control and supervision of utility substations and industrial power systems including radial, looped and meshed distribution networks.
    1. SJDA Power Distribution Automation DeviceOur SJDA power distribution automation device comes with many measuring devices for parameters like voltage, current and so on. Besides, it can also calculate the active power, reactive power, power factor, electricity energy, harmonic wave, frequency, and so on.
    1. SJFD-1000 Switchgear ControllerThe SJFD-1000 switchgear controller is for the intelligent control of switches at the demarcation points of the line. It has many functions, such as, quick-break, three-section overcurrent, zero sequence protection, and reclosure. The controller electronically
    1. DM-701 Power Distribution Remote Monitoring SystemThe DM–701 power distribution remote monitoring system is a new generation power monitoring terminal. It is highly integrated and quite advanced. The GPRS/GSM/SMS/audio call techniques are used as communication protocols.
    1. HR-2PE-TL Fault Indicator with Temperature SensorThe HR–2PE–TL fault indicator with temperature sensor is used for detecting short circuit fault, earthing fault, real time 3 phase current, and 3-phase cable’s temperature. The remote sensors can transmit packaged data at set time and set interval through regular DTU/RTU polling.
    1. SFZCW Series Intelligent Recloser ControllerAs a kind of feeder automation-remote terminal unit (FA-RTU), the SFZCW series intelligent recloser controller is mainly used for 35 KV (or lower) power distribution network. It can protect and monitor the network and some facilities on it, making itself a necessary
    1. SJDA2000 Feeder Remote Terminal UnitThe SJDA2000 feeder remote terminal unit, it is an intelligent terminal designed for distribution network operation and management, widely used in the RMU distribution network, switching stations, column switches and other places.
    1. SJFD2000A Feeder Automation TerminalThe SJFD2000A feeder automation terminal is mainly used for 35KV and below distribution network, it has protection and monitoring functions for lines and equipment.
    1. Automatic Transfer Switch for Backup Power SupplyThe S J200B automatic transfer switch is mainly used for 35KV and below distribution network, has the control, automatic switching, protection and monitoring functions to the lines and equipment.
    1. SJ202 Load SwitchThe product is mainly used in electric RMU load switch, the operation is simple and has good anti-vibration and anti-interference ability, can achieve electric and remote operation and motor reset tracking.
    1. SJ201-V Circuit BreakerThe product is mainly used in special closing and opening operation of electric RMU circuit breaker, it can easily achieve the electric and remote operation. At the same time according to the number of light flashing, can know timely the cause of fault, so that save largely the troubleshooting time and improve work efficiency.
    1. SJ201-B Protective DeviceThe product is mainly used for electric RMU circuit breaker to achieve the opening and closing operation, at the same time according to the number of light flashing, can know timely the cause of fault, so that save largely the troubleshooting time and improve work efficiency.
    1. SCR201 Relay Protection DeviceThe protection features include three-stage overcurrent protection, two-stage zero-sequence overcurrent protection, post accelerating protection and surge suppression. Can set up to 4 times overcurrent reclosing, 2 times zero-sequence overcurrent reclosing and other functions;
    1. SCM300 Wireless Temperature Measuring DeviceSJSCM300 wireless temperature measuring device, divided into two models of SOJOSC M300-A and SOJOSC M300-B, with wireless communication, wired communication, data display, over-temperature alarm and other functions, highly integrated, advanced technology;
    1. SJFD-2000 Switchgear ControllerOur SJFD-2000 switchgear controller has many practical functions. It can isolate fault circuit branch, locate the fault position and monitor the user load.
    1. SJ Fault IndicatorWhen there is a short circuit fault or single phase earthing problem, the indicator can automatically locate the fault circuit or fault phase. Thus the labor intensity could be reduced and the power supply reliability can be enhanced.