Selectable insulation voltage up to 2000V for versatile testing of various electrical components
Wide low resistance range (200m ohm to 2k ohm) enables detection of insulation deterioration
Live circuit indicator alerts users to safety hazards during testing
Integrated volt meter up to 600VAC for additional safety and diagnostics
Overload protection ensures device longevity and reliable operation
Summarized by Shop
The model 308A insulation tester is intended primarily for periodic testing of industrial motors, transformers, electrical wiring, and cable insulation for signs of deterioration. Low readings may indicate impending failure allowing for permit replacement of suspect component during routine maintenance rather than risking component failur