HV Diagnostics HVA 34 - Page 22

User Manual
HV Diagnostics Page 22 Rev 9.0
Output Mode Characteristics
•
Trip current, duration and rise rate are user
defined
• Measured valued: Peak Voltage
Sheath Test
•
Suitable for Sheath Test
• Duration and Test voltage are user defined
• max Test Voltage: 10 kV
Sheath Fault
Location Mode
•
Suitable for Sheath Fault Location
• Duration is user defined
• Pulse user defined
(1:3 / 4 s, 1:5 / 4 s, 1:5 / 6 s, 1:9 / 6 s)
Arc Management Modes
If a fault is detected during a HV test, the arc management mode
determines how the failure is managed. The “Burn on Arc” mode will
condition the fault whereas the “Trip out on Arc” mode will immediately
switch HV off.
Fault detected
Burn on Arc Trip Out on Arc
Dwell time Starts
Dwell Time Ends
DUT energizes
Fault detected Fault conditioned
DUT discharges
HV automatically
OFF
Tripping time
recorded
HV still
ON