NAN'AO Electric *** produces NAJB-VI six-phase fully automatic microcomputer relay protection test device relay protection tester
"Guodian Xuzhen" GDB-1 overcurrent and overvoltage protector motor protection, line protection, generator protector
SGE5000 relay protection device is mainly developed for the application of medium voltage switchgear systems. The SGE5000 relay protection device has phase-to-phase current instantaneous trip, three types of inverse time overcurrent protection with different action characteristic curves, zero-sequence overcurrent protection, reclosing, overvoltage, undervoltage protection, and non-electric quantity protection trip functions. It also has multi-electric quantity measurement, remote control, remote signaling, and other monitoring functions.
# Adopting *** controller, high-speed large-capacity non-volatile memory, giving the device powerful data processing capabilities;
# Integrating protection, measurement, control, and electric energy metering in one, powerful functions, suitable for different on-site working conditions;
# Multiple IEC standard inverse time curve selections. Equipped with high current blocking protection function, suitable for use with various fuses, solving the protection dead zone problem of distribution systems;
# The device has complete dynamic and static self-check functions, monitoring the working status of each part online, ensuring the reliability of the device;
# The device's large-capacity non-volatile memory ensures recording of 100 historical event records, with detailed record content, and data is not lost after power failure;
# The device provides RS-485 communication bus interface and provides users with an open communication protocol to facilitate the realization of SCADA functions
Zhuhai Xige Electric Technology Co., Ltd. (website:) is an emerging power industry *** technical service company. The company has more than 400 employees, of which more than 350 are technical personnel, master's degree or above accounts for more than 10%, and bachelor's degree accounts for more than 80%. The company has a young, high-quality, and professional technical development and service team. The company shoulders the mission of "providing professional and quality technical services for China's power industry, thereby promoting the development of the power industry" and is determined to become a leading domestic power industry technical service provider. Based on accurate positioning of the corporate market and precise grasp of economic development trends, the company has laid a foundation for rapid development. Since its establishment, the company has seized opportunities, leveraged advantages, continuously expanded service fields, and covered the whole country. Guided by the development of the power and energy industry, and based on the ISO9001 quality management system certification, it has continuously established and improved internal management and business quality control systems, forming an operating mechanism that meets customer needs and market development. As a professional production service enterprise, the company uses its own advantages to cooperate closely with many scientific research and production units within the power grid, jointly serving the national smart grid, undertaking various technical service projects nationwide, accumulating rich experience, and winning the trust and praise of cooperative units with professional, efficient, and attentive service. Along the way, the company has always adhered to the purpose of "service first, customer first", adhering to the business philosophy of "people-oriented, service first", continuously following up on advanced technology, surviving by service quality, developing by social reputation, and realizing the leap from "talent service" to "technical service" with its own professional advantages, talent advantages, and professional services. The company will continuously enhance industry competitiveness and brand influence, and make unremitting efforts to realize the beautiful vision of "building a first-class enterprise and creating a first-class brand".
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Research and development of power electronic products, power measurement and control devices, fire alarm devices, intelligent switchgear control systems, distribution network automation systems, power monitoring instruments, and motor controllers; sales of power equipment. (Projects subject to approval according to law can only be carried out after approval by relevant departments)
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Microcomputer relay protection tester / microcomputer relay protection instrument / three-phase relay protection tester / three-phase relay protection calibration instrument / relay protection device tester (Chinese and Western equipment)
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