UT516B Insulation Resistance Tester

is a high-accuracy professional instrument designed for evaluating insulation integrity in electrical systems, industrial equipment, and critical infrastructure. The UT516B Insulation Resistance Tester provides reliable and stable measurements for insulation resistance under high test voltages, ensuring equipment safety and compliance with international electrical standards. It is widely used by electrical engineers, maintenance technicians, and field service professionals working in power distribution, manufacturing plants, HVAC systems, and industrial automation facilities.

Key Features

• Wide test voltage selection

  • Offers multiple test ranges, allowing users to test various devices and insulation types.

• High accuracy and stable output

  • Ensures consistent insulation resistance measurements even in demanding field environments.

• Real-time digital display

  • Large LCD display provides clear readings of resistance, voltage, current leakage, and battery status.

• Auto discharge function

  • Automatically releases stored energy after testing, ensuring user safety.

• Data logging and hold function

  • Saves readings for documentation, reporting, and comparison.

Advantages of UT516B

• Portable and rugged design suitable for harsh industrial environments

• Accurate testing for motors, transformers, generators, switchgear, and cables

• High insulation test voltage, ideal for medium and high voltage equipment

• User-friendly interface makes it suitable for both experienced technicians and beginners

Applications

• Insulation quality testing in power plants and heavy industries

• Routine inspection and preventive maintenance of motors, transformers, and capacitors

• Troubleshooting breakdowns caused by insulation deterioration

• Commissioning of new electrical installations

• Ensuring compliance with IEC/EN safety standards

Data Sheet (Specifications)