B2 HVA Series - Glossary: MWT to VLF

Glossary and Abbreviations
© b2 electronic GmbH DHV0086 Rev06 103
Term Explanation
To short Forcingtheelectricpotentialdi󰀨erencesbetweentwoormoreconductive
partstobeequaltoorclosetozero(innitecurrentowsinashortcircuit).
To trip Openingthecircuit(nocurrentowsinopencircuit).
SFL Sheath fault location
ST Sheath test
TD Tan delta
TDTS Tan delta time stability (TD temporal stability)
DTD Di󰀨erentialTanDelta
VLF Very low frequency
• typically between 0.01-0.1 Hz