4
user can select the "Custom" option in the parameter setting interface-speed definition option, enter and
save a speed definition that conforms to the rules. Alternatively, you can also choose a closer speed
definition to measure, and then manually cut out the required rigid opening / closing speed (ratio of travel
to time in the sampling section) in the time-stroke characteristic curve in the measurement result.
IV Panel layout
Figure 1
No.
Panel logo
Function Description
①
socket
Instrument AC220V working power switch and socket
②
switch
③
Close
Internal DC power closing output
④
Open
Internal DC power trip output
⑤
Com
Internal DC power output common terminal
⑥
Energy
Short-term energy storage power supply for the energy storage
motor of the circuit breaker under test
⑦
A1B1C1N
12 channels on / off time measurement channel
⑧
A2B2C2N
⑨
A3B3C3N
⑩
A4B4C4N
