AVR-24 Intelligent Compact Solid Insulated Secondary Switchgear (RMU)

Product Description

The New Concept Electric Inc. was founded in October ***1, with a rigistered capital of *7 million Yuan. The company now covers an area of *7,**1 square meters (**6 acres), and has a plant area of *0,**0 square meters. It is a national high-tech enterprise that specializes in the research and development, manufacturing, sales and service of intelligent medium & high voltage switchgear. Also the company is a leading manufacturer for solid insulated switchgear in China.

The AVR**4 type intelligent compact solid insulation switchgear is China's first-developed intelligent permanent-magnetic vacuum switchgear developed and manufactured by our company with independent intellectual property rights, which is based on the development demands of smart grid and adopts the design concept of being "intelligent, energy-saving, environmentally-friendly and maintenance-free". It integrates such functions as measurement, control, protection and communication etc, with high intelligent degree. This product is suitable for *0Hz, *2kV electric power systems, extensively applied to industrial and civil cable ring networks and power supply terminal projects; It is a top choice to guarantee safe, reliable, economical and efficient operation of the power network.
 
Major Technical Parameters are Shown Below:

Rated voltage                                                                  *4 kV
Rated current                                                                   **0/1, **0 A
Rated frequency                                                               *0 Hz
Rated short-duration (1 min) power frequency               *2 kV
withstand voltage 
Rated short-circuit breaking current                                *5 kA
Rated short-duration withstand current (4s)                    *5 kA
Rated lightning impluse withstand voltage                     **0 kV
Rated short-circuit making current (peak value)              *3 kA
Rated peak withstand current                                           *3 kA
Rated short-circuit current drop-out times                       *0 times
Mechanical service life of vacuum circuit breaker             *0, **0 times
Mechanical service life of disconnectors/ground switch   2, **0 times
Protection degree of enclosure                                          IP4X
Rated operating sequence of circuit breaker                    O*0.3s-CO***0s-CO
Rated work power supply                                                  AC/DC **0/**0V
 
Using Environment:

Surrounding Air - Max Temperature                                 **0ºC
Surrounding Air - Min Temperature                                  **0ºC
Surrounding Air - Max Daily Temperature Difference        *0K
Altitude                                                                                ≤2, **0M 
Solar Radiation Intensity                                                      0.1W/cm2
Pullution Class                                                                      IV
Icing-Thickness                                                                    *0mm
Humidity  Average Value of Daily Relative Humidity          ≤**0%
Average Value of Monthly Relative Humidity                      ≤*5%
Earthquake Torelance Ability                                                               ≤8Degree