Measurement of mechanical characteristic parameters of vacuum switches (auxiliary contact speed measurement), also applicable to testing time parameter projects of other high-voltage circuit breakers (oil, SF6 switches, etc.), contactors, relays, etc. The built-in DC power supply adopts thyristor electronic voltage regulation.
Host structure type and size
Type: Portable
Dimensions: 340 × 250 × 160 (mm)
Quality: 8Kg (including accessories)
Use power supply
Voltage: AC220V Frequency: 50Hz
Environmental requirements for use
Environmental temperature: -10 ℃ to 40 ℃
Relative humidity: ≤ 80%
safety performance
Insulation resistance:>2M Ω
Leakage current:<3.5mA
Dielectric strength: The power supply incoming line can withstand a withstand voltage of 1500V (50Hz effective value) for 1 minute on the casing
Time testing
|
|
Opening and closing time |
Different time periods |
Bounce time |
|
test scope |
0~1000ms |
0~10ms |
0~10ms |
|
error |
≤ 0.1ms |
≤ 0.1ms |
≤ 0.1ms |
Output voltage: continuously adjustable from 0 to 250V
Output current: ≤ 20A
Load change rate: ≤ 5%
