Megger INGVAR, User Manual

Page: 11 / 72

BH0654BE ZP-BH05E 11
2 INTRODUCTION
2.2 Fields of application
INGVAR is primarily intended for:
▪
Testing of protective relay equipment (primary injection
testing).
▪
Testing of breakers with overcurrent tripping.
▪
Conducting ratio tests on current transformers.
▪
Conducting polarity tests on current transformers.
Other fields of application include:
▪
Tests requiring high currents.
▪
Testing direct-acting automatic reclosers.
▪
Testing sectionalizers.
▪
Testing ground grids.
2.3 Reservations
When set at maximum current, INGVAR is designed
only for temporary (short-duration) current genera-
tion. Do not use INGVAR for long-term generation at
full current. See the product specifications in chapter
11.