UNI-T UT513A -5KV Insulation Resistance Testers

The UNI-T UT513A -5KV Insulation Resistance Tester is a high-performance instrument designed for measuring insulation resistance at various voltages, offering reliable and precise results. Here are its key features:

• Large Display: The tester has a 9999-count digital display, accompanied by a 30-segment analog bar graph for better visualization of measurement data.
• Test Voltages: It offers selectable test voltages of 500V, 1000V, 2500V, and 5000V with an accuracy range of 0% to 20%.
• Measurement Ranges:
  • At 500V, it measures insulation resistance from 0.5MΩ to 20GΩ (accuracy ±(3%+5)).
  • At 1000V, the range is from 1MΩ to 40GΩ (accuracy ±(3%+5)).
  • At 2500V, it measures from 2.5MΩ to 100GΩ (accuracy ±(3%+5)).
  • At 5000V, the range extends from 5MΩ to 1000GΩ (accuracy ±(3%+5)).
• Polarization Index (PI) and Dielectric Absorption Ratio (DAR): These measurements are included for more in-depth analysis of insulation resistance.
• Comparison Function: It offers upper and lower limit functions for comparing resistance values.
• Continuous Measurement Mode: This mode allows ongoing testing for extended periods.
• Data Storage: The device can store up to 18 data groups for future reference.
• Safety Features: Includes high-voltage output alarm, auto current discharge, and over-range indication to ensure safe operation.
• Timing Measurement: The tester supports time-based measurement, automatically measuring up to 15 minutes.
• USB Interface: For easy data transfer to other devices.
• Low Battery Indication: Alerts users when the battery level is low.
• Auto Power Off: The device automatically shuts off after a period of inactivity to conserve battery life.
• Compliance: Meets IEC 61557 standards (61557-1:2007, 61557-2:2007).
• Physical Characteristics:
  • Powered by 8 x 1.5V LR14 batteries.
  • The tester has a compact design with dimensions of 202mm x 155mm x 94mm and weighs 2kg.
• Standard Accessories: Includes test leads, alligator clips, batteries, USB cable, and a power adaptor.

This insulation resistance tester is ideal for electrical professionals seeking a versatile, reliable, and user-friendly tool for insulation testing.