User Guide

Predict, Prevent And Identify
Insulation Failures!
IRT3
Insulation Resistance Tester
Large high-contrast analog display
AC Voltage measurement to 600 Volts
Insulation resistance reading
from 0 to 400 Megohms
Three test-voltage ranges:
• 250, 500 & 1000 V DC
Live circuit (external Voltage applied)
warning light
Fuse protected against accidental misuse
Low resistance test leads
Low battery indication
Maintains rated voltage @ 1 mA leak rate
Automatic, post-test cable discharge
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com