DEVICE FOR TESTING INSULATION OF DC POWER SUPPLY AND LOCATING INSULATION FAULTS

摘要

FIELD: arrangements for testing electric circuits.;SUBSTANCE: device comprises bridge circuit with measuring instrument that is connected in its diagonal together with the milliammeter for measuring current leakage in the circuit to be tested. The device also has differential DC transducers for measuring current leakage in each connection and portable differential DC transducers for measuring current leakage in all branches.;EFFECT: enhanced reliability.;7 dwg