It is suitable for communities, shopping malls, schools, supermarkets, substations, industrial enterprises and other power users, with Ac 50Hz, rated voltage 400V, 690V, rated current 1000 ~ 3150A power distribution system, used for power conversion, distribution and control device of the power, lighting and power distribution equipment. 

This is the best integrative solution to megawatt calss phtovoltaic power station.The system consists of 2 units of high efficient PV inverters,one unit of mid-voltage transformer(step up transformer).AC power,DC power, monitoring communications ,and other mobile devices integrated  in a mobile house, thereby enhancing the systemn security as well as relaiblility ,convinent to transport and installation ,improving system efficiency and power output as well.

It is a complete set of movable power supply and transformation equipment used in coal mine. It is not only suitable for the mine environment with methane mixture and coal dust and explosion risk, but also suitable for the gas and steam environment which is not enough to corrode metal and damage insulation.

It is a complete set of movable power supply and transformation equipment used in coal mine. It is not only suitable for the mine environment with methane mixture and coal dust and explosion risk, but also suitable for the gas and steam environment which is not enough to corrode metal and damage insulation.

It is a indoor high voltage switch equipment, applicable to 12 kv rated voltage, three-phase power system frequency 50 hz, used as protection and control electric equipment, as a result of the vacuum arc extinguishing performance is good, anti-fouling ability strong, almost maintenance-free special superiority, especially suitable for high current load frequent operation.

ZJZ2-10/1140(660)SM This device is suitable for underground coal mine containing coal dust and explosive gas (methane). It can control the power supply of 127V grade lighting signal equipment, and the power supply is introduced as 50 Hz 1140V or 660V. The device has the functions of microcomputer monitoring and intelligent protection. The intelligent integrated protector takes high-performance single chip microcomputer as the core, adopts military grade peripheral chips and high-performance precision converter. Through modular hardware design and unique software algorithm, it has strong anti-interference ability, reliable action and high sensitivity of protection. It has good man-machine interaction interface, Chinese LCD display, menu operation, password authorization, anti misoperation, query and modification, fault memory and other functions. It has standard Modbus communication protocol, which is convenient for docking and monitoring with other automation equipment.

The system consists of 2 units of high efficient PV inverters,one unit of mid-voltage transformer(step up transformer).AC power,DC power, monitoring communications ,and other mobile devices integrated  in a mobile house, thereby enhancing the system security as well as relaiblility ,convenient to transport and installation ,improving system efficiency and power output as well.

It is a indoor high voltage switch equipment, applicable to 12 kv rated voltage, three-phase power system frequency 50 hz, used as protection and control electric equipment, as a result of the vacuum arc extinguishing performance is good, anti-fouling ability strong, almost maintenance-free special superiority, especially suitable for high current load frequent operation.

It is a indoor high voltage switch equipment, applicable to 12 kv rated voltage, three-phase power system frequency 50 hz, used as protection and control electric equipment, as a result of the vacuum arc extinguishing performance is good, anti-fouling ability strong, almost maintenance-free special superiority, especially suitable for high current load frequent operation.

The device is suitable for the control and protection of ac 127V electrical equipment in mines containing explosive gas (methane) and coal dust.