UNI-T UT501A Insulation Resistance Tester 1000V Megohmmeter 5GΩ Ohm Meter Professional Digital Ohmmeter Electrical Megometer by electrica

The UT501A series insulation resistance tester is mainly used to check the insulation resistance of electrical equipment, household appliances, or electrical circuits to ground and between phases, in order to ensure that these equipment, appliances, and circuits are working normally and avoid accidents such as electric shock injuries and equipment damage. This series integrates measurement of functional parameters such as insulation resistance, AC voltage, Continuity low resistance, PI polarization index, and DAR insulation absorption ratio; It is an ideal testing instrument for measuring insulation resistance of transformers, transformers, generators, high-voltage motors, power capacitors, power cables, lightning arresters, etc.

Main features of UT501A

* LCD display 1999 word count, exceeding limit indication

* with AC voltage measurement function

* Automatic shutdown to save battery power

* Backlight function for easy operation in dim light

* Automatic discharge, automatic voltage release function

* Continuous measurement mode with red warning light and buzzer alarm function

* Instruments comply with UL and CE European Union standards

Specification: UT501A

The UNI-T UT501A is an insulation resistance meter designed for measuring insulation resistance in electrical systems. Here are some key features and specifications you might find useful:

Key Features:

1. High Voltage Testing:
   • It can measure insulation resistance up to 1000V, which is suitable for testing a variety of electrical insulation.
2. Measurement Ranges:
   • Typically includes multiple resistance measurement ranges (e.g., 1MΩ, 10MΩ, 100MΩ), allowing you to test a wide range of insulation resistances.
3. Digital Display:
   • Equipped with a clear digital display for easy reading of resistance values.
4. Data Hold Function:
   • This feature allows you to freeze the reading on the display for easier recording and analysis.
5. Test Voltage Selection:
   • Users can select different test voltages (e.g., 250V, 500V, 1000V) depending on the insulation requirements and standards.
6. Safety Features:
   • Designed with safety features to protect both the user and the instrument, including overload protection and insulation testing safeguards.
7. Automatic Shutdown:
   • May include an automatic shutdown function to conserve battery life when not in use.
8. Build Quality:
   • Usually built to be durable and portable, suitable for both field and laboratory use.

Typical Applications:

• Electrical Maintenance:
  • Used to ensure that electrical insulation in cables, transformers, motors, and other equipment is intact and functioning properly.
• Safety Inspections:
  • Essential for safety inspections and routine maintenance of electrical systems to prevent failures and electrical hazards.
• Installation Verification:
  • Helps verify the insulation quality during the installation of electrical systems.

Usage Tips:

• Ensure Proper Testing Conditions:
  • Make sure that the system under test is de-energized and properly isolated to avoid damage and ensure accurate measurements.
• Follow Calibration Guidelines:
  • Regular calibration and maintenance of the meter are important for accurate measurements and reliability.
• Read the Manual:
  • Refer to the user manual for detailed instructions on operation, safety precautions, and maintenance.

If you have any specific questions about using the UNI-T UT501A or need assistance with a particular feature, feel free to ask!