The HSR140H comprehensive protection device is applicable to 20kV and below substations, distribution substations, and ring main unit systems. It mainly provides current protection and grounding protection functions as well as control functions, featuring interphase short circuit protection, overcurrent protection, inverse-time overcurrent protection, and zero-sequence overcurrent protection. This device offers an RS485 communication interface, which can be combined with other intelligent devices and communication management units to form an automated system.
The HSR160 microcomputer integrated protection device is applicable for the complete protection, measurement and control functions of lines, bus tie, capacitors and transformers at voltage levels of 10kV and below. It can be installed separately on switch cabinets or grouped together in a panel. The device provides communication interfaces, and can be combined with other protections and automation equipment through communication interfaces to form an automation system.
The HSR141 self-powered protection device is applicable to 20kV and below substations, distribution substations, and ring main unit systems. It provides fixed and inverse-time overcurrent protection functions and grounding protection functions powered by CT. It can be used in conjunction with circuit breakers to completely replace the protection mode of fuses and load disconnectors, and it offers an RS485 communication interface. It can be combined with other intelligent devices and form an automation system through the communication interface.
Previous page
1
Next page
Nanjing Hosen Science and technology Co.,Ltd. was founded on October 20, 2003. It is located in the beautiful scenery of Jiangning Economic Development Zone in the ancient city of Nanjing. The company focuses on the research and development, production, operation and sales services of intelligent power grids, power system automation and relay protection products. It has been deeply engaged in the manufacturing of relay protection equipment, and with professional strength, has firmly established the foundation of the industry.
Address：No. 601, Building 10, Ji Yin Avenue 3118, Muling Sub-district, Jiangning District, Nanjing City, Jiangsu Province Telephone：025-84645390 Email：3100417487@qq.com