Ziegler RI 20 Digital Insulation and Continuity Tester is suitable for measurement Insulation resistance upto 2GΩ with test voltages up to 1000 VDC is suitable for following -Measurement of the insulation resistance on electrically dead equipment and systems with test voltages up to 1000V. -For testing motors, transformers, generators, switchgears. -For testing of house hold appliances. -Measurement of the insulation resistance of cables. -Very useful for on-site maintenance and service departments. Bornika is the exclusive agent of Zeigler in the fields of consulation, sales and distribution of power industry products including Digital Insulation & Continuity Tester type RI 20.