CBA-II Circuit Breaker Test Kit is designed to meet the need of onsite test the dynamic characteristics of High-Voltage Circuit Breakers . It takes the ARM7 unit for core to sample, process and output; the main characteristic is that it’s operated in alt. It has many advantages such as intelligence, multi-function, accurate data, strong anti-jamming, easy operation, small size, light weight ,beautiful appearance, etc.

It can test the Circuit Breakers as following: indoors or outdoors Circuit Breakers with less oil or more oil, vacuum Circuit Breakers, SF6 Circuit Breakers and so on.

• 12 contacts’ closing time and opening time
• Reclosing time
• Opening or closing’s asynchronism
• Springing time or springing times
• Clearance between open contacts/gaps, over-travel, over-shoot and springback
• Speed at instant of contacts touching (separating)
• Opening (Closing) max speed
• Opening (Closing) average speed
• Display and Print V-S curve
• Operating current curve
• Closing resistance measurement
• Large color screen in touch operating

III.Technical specifications

Package List of CBA-II Dynamic Characteristics of High-Voltage Circuit Breaker Test Kit