ERW1-2000 series intelligent universal circuit breaker (hereinafter referred to as circuit breaker) is suitable for AC 50Hz, rated voltage to 660V (690V) and below, rated current 400A~6300A in the distribution network, used to distribute power and protect lines and power equipment from overload, undervoltage, short circuit, single-phase grounding and other faults. The circuit breaker has intelligent protection function, selective protection is accurate, can improve the reliability of power supply, and avoid unnecessary power outages.

ERW3HU series intelligent universal circuit breaker is suitable for AC 50Hz, rated working voltage 400V/690V/800V/1140V, rated working current 7500A and below in the distribution network, used to distribute power and protect lines and power equipment from overload, undervoltage, short circuit, grounding and other faults. The circuit breaker is equipped with a comprehensive range of protection functions with precise selective protection and multi-functional intelligent controllers, especially in distribution networks where it is necessary to improve the reliability of the power supply and avoid unnecessary power outages.

Through years of painstaking research on the actual system operation and customer needs of new energy at home and abroad, Elson Electric has developed a HU/DC series of AC/DC molded case circuit breakers for new energy.

ERM1E series electronic plastic shell circuit breaker (hereinafter referred to as circuit breaker) is suitable for AC 50HZ (or 60HZ), its rated insulation voltage is 800V, rated working voltage 400V and below, rated working current to 800A for infrequent conversion and infrequent motor start in the circuit.

ERB2-63 series high-breaking miniature circuit breaker has the characteristics of reasonable structure, reliable performance, high breaking capacity, beautiful and compact appearance, and the shell and other parts are composed of impact-resistant and highly flame-retardant materials. It is suitable for places where AC 50HZ or 60HZ, rated working voltage below 400V, rated current from 3A to 63A. It is mainly used for lighting, power distribution of office buildings, residences and similar buildings, overload and short-circuit protection of lines and equipment, and can also be used as infrequent line breaking and conversion under normal circumstances.

ERB2L-63 series high breaking small leakage circuit breaker is suitable for AC 50HZ (or 60HZ), rated voltage 400V and single-phase 230V, rated current from 3A to 63A in the line, with leakage shock, overload, short circuit and other protection functions, can also be increased according to user requirements, to ensure personal safety and prevent equipment due to leakage current caused by accidents, and can be used to protect the overload and short circuit of the line, under normal circumstances as the line of infrequent breaking and conversion, THE LEAKAGE CIRCUIT BREAKER WITH A RATED RESIDUAL OPERATING CURRENT OF 30MA CAN PROVIDE DIRECT PROTECTION AGAINST ELECTRIC SHOCK.

Dual-power automatic transfer switch (hereinafter referred to as switch) is suitable for AC 50HZ, rated working voltage 400V, rated working electricity 16A-1600A. Used in the emergency power supply system of two power supplies, the common power supply (N) and the standby power supply (R) between the mutual rotation (can also be set to manual) and as control, signal, interlocking and other purposes of the control circuit switch, this product in some models with communication port, can achieve remote control, so that users can realize unattended substation. It is suitable for residential areas, military facilities, hospitals, shopping malls, airports and other places.

Automatic transfer switch (ATSE) is a set of switch and logic control in one, truly realize the mechanical and electrical integration of the self-transfer switch, it is suitable for AC 50HZ, rated voltage to 440V, the agreed current to 1600A in the industrial power distribution equipment, with voltage detection, communication interface, electrical and mechanical interlock and other functions;

HGL series disconnector from 63-3200A in 13 specifications is a modular design basic type, with three, four (three can be switched on and off neutral), suitable for circuit and switching and electrical isolation, more than 1000A only for electrical isolation.