The AB-3S-40.5 series circuit reclosers are recently-developed pole-mounted intelligent vacuum circuit reclosers of a new generation, which absorb the advanced domestic and foreign technologies adopted by our company. It is intelligent, energy-saving, environemntally-friendly and maintenance-free.
This product integrates such functions as control, protection, measurement, fault positioning, online monitoring and synchronous closing. With full functions and high digitalized and intelligent degree, it is a best choice for power distribution equipment network automation and intellectualization process.
This product conforms to IEC60044-1, IEC60060, IEC60068-2, IEC60099-4, IEC60255-27, IEC60270, IEC60280.1, IEC60529, IEC60694, IEC60815-1, IEC60870-5-101, IEC61000-4, IEC61243-5, IEC62271, standards, etc.
Major Technical Parameters are shown below:
|Rated short-duration (1 min) power frequency withstand voltage
|Rated short-circuit breaking current
|Rated short-duration withstand current (4s)
|Rated lightning impluse withstand voltage(to earth/break)
|Rated short-circuit making current (peak value)
|Rated peak withstand current
|Rated short-circuit current breaking times
|Mechanical service life of vacuum circuit breaker
|CT transformation ratio
||600/1 or 1,250/1
|Rated operating sequence of circuit breaker
||Using Environment Value
|Max Daily Temperature Difference
|Solar Radiation Intensity
||Average Value of Daily Relative Humidity
|Average Value of Monthly Relative Humidity
|Earthquake Torelance Ability