CKJ5 series low-voltage vacuum contactor is suitable for AC 50Hz, rated working voltage to 1140V, rated working current 125-400A power network, for direct or long-distance connection and disconnection of the main circuit. Because the main contact works in a high vacuum environment, it has the advantages of no exposed arc, small size, light weight, long service life and long maintenance cycle, and is especially suitable for forming various street lamp controllers and working in oil fields, chemical industries and other occasions.

CKJ3 series is a high-current series, suitable for AC 50Hz-60Hz, rated voltage up to 1140V, up to 2kV. Control circuits with rated currents up to 800-1000-1250A. It is used for making and breaking circuits on and off long distances and for frequently starting AC motors.

ERCKG3 series AC high-voltage vacuum contactor (hereinafter referred to as: contactor) is suitable for AC 50-60Hz, the rated working voltage of the main circuit is 7.2kV, and the rated current is below 630A.

This product is a 12kV model derived from the ERCKG3-7.2kV model. This product is widely used in indoor devices used in power systems with AC 50Hz, rated operating voltage of 12kV, and rated working current up to 630A. It is used to frequently break and close the load circuit of AC high-voltage motors and transformers. At present, many domestic vacuum contactor manufacturers have made this model their flagship product. This product has a clear structure and is easy to debug, maintain and install.

ERJCZ5 series vacuum contactor is the company's product after optimized design and improvement on the original basis, which has the advantages of strong breaking capacity, small bounce and long service life.

ERJCZ8 series outdoor high-voltage vacuum contactor is suitable for AC 50Hz, rated working voltage to 1140V, rated working power 630A power network, for direct or long-distance connection and disconnection of the main circuit. Because the main contact works in a high vacuum environment, it has the advantages of no exposed arc, small size, light weight, long service life and long maintenance cycle, and is especially suitable for forming various street lamp controllers and working in oil fields, chemical industries and other occasions.

ERVCF series AC high-voltage vacuum contactor-fuse combination (F-C) is a three-phase AC indoor high-voltage switchgear suitable for AC 50-60Hz, with a rated working voltage of 7.2kV and 12kV in the main circuit. Its flexible combination of functions, compact and reliable structure, with multiple protection functions, long service life and frequent operation. It can be widely used to open and close load circuits such as AC motors and transformers, and can also be used for capacitor reactive power compensation.

ERCKG4-10FC series column permanent magnet high pressure vacuum contactor is a product developed by our company. It has the advantages of strong breaking capacity, small bounce and long service life.
This switch is specially designed for 10kV prepaid metering box, vacuum interrupter is encapsulated in SMC pressed column insulating cylinder, permanent magnet mechanism adopts monostable double coil, built-in opening spring, when the closing is completed, it is maintained by a permanent magnet. This switch is mainly used to break and close the load current, and open and close 10 times the short-circuit current.

ERJCZ6 series permanent magnet high-voltage vacuum contactor (hereinafter referred to as contactor) is suitable for AC 50Hz or 60Hz, the main circuit rated voltage of 40.5kV, the rated current of 1250A and below in the power system, for direct or long-distance connection and disconnection of the line. It is suitable for the need for three control electrical circuits, with high reliability, long life, less maintenance, safety and other characteristics, this contactor is equipped with AC and DC permanent magnet mechanism.

SRM□-12 series ring network switchgear is SF6 gas-insulated metal common box enclosed switchgear, which can be composed of load switch unit, load switch fuse combination electrical unit, vacuum circuit breaker unit, bus inlet unit. Using a range of technologies and materials, it has electrical and mechanical properties, is less affected by the environment and climate, is small in size, easy to install, easy to operate, no maintenance, and has flexible combinations. The clear and intuitive design ensures simple and straightforward operation. The feeder has a large wiring capacity and is suitable for a variety of wiring systems.

DFWK series outdoor ring main unit is a standard inflatable outdoor ring main unit developed and produced by the company using foreign technology, according to the characteristics of China's regional distribution network and the actual situation of urban distribution network cable transformation.

ERW1-1600 (DW50) universal circuit breaker (hereinafter referred to as circuit breaker) has rated current from 200A to 1000A, rated working voltage AC400V, 690V, 50Hz. It is mainly used in the power distribution network to distribute electric energy and protect lines and power supply equipment from overload, undervoltage, short circuit, single-phase grounding and other faults. Under normal conditions, it can also be used for infrequent conversion of lines. It can achieve selective protection and precise action, avoid unnecessary power outages, and improve the reliability of power supply.