■ functional features of DC circuit breaker ampere second characteristic tester

▲ automatically measure the tripping time of the circuit breaker under any battery, automatically generate constant high current, high accuracy of constant current and strong load capacity.

▲ microcomputer control technology is adopted to realize the accurate measurement of ampere second characteristics of DC circuit breaker.

▲ it adopts large screen liquid crystal display and full Chinese interface, which is simple to operate and convenient to use.

▲ the equipment has protection function to ensure the reliability of the test.

▲ it can be controlled and operated by computer, and the ampere second characteristic curve can be measured through the management software, or the ampere second characteristic curve can be tested automatically by a single machine.

▲ it can store 100 test records without loss in case of power failure. The data can be uploaded to the computer through RS232 or USB flash disk.

▲ through the control management software, the test data and curves can be stored and printed.

▲ circuit breaker cascade test can be carried out.

■ technical parameters

▲ working voltage: AC220 ± 10%; 50Hz±10%

▲ output current: 1000A (500A vs-5309b)

▲ output current stability: ± 1%

▲ current adjustment range: 1 ~ 1000A (1 ~ 500A vs-5309b)

▲ time measurement accuracy: ± 1ms

▲ working environment: temperature - 10 ℃ ~ 40 ℃, humidity 20% ~ 80% RH

▲ communication mode: RS232 communication and USB communication

▲ display mode: high brightness large screen LCD