The Metravi PRO DIT-927 10kV High Voltage Insulation Resistance Tester is a robust and advanced instrument designed for testing the insulation resistance of high-voltage equipment. It is particularly suited for measuring the insulation of cables, transformers, motors, generators, and other electrical installations that operate at high voltages. With a test voltage capability of up to 10kV and high-accuracy measurements, the DIT-927 ensures reliable assessments of insulation integrity, which is essential for preventing electrical failures and ensuring the safe operation of equipment.

Key Specifications:

• Model: PRO DIT-927
• Brand: Metravi
• Measurement Type: High Voltage Insulation Resistance Tester (Megohmmeter)
• Display: High-resolution digital LCD with backlight for clear and easy viewing of readings.

Measurement Capabilities:

• Insulation Resistance Measurement:
  • Test Voltage Options: 500V, 1000V, 2500V, 5000V, and up to 10,000V (10kV)
  • Resistance Range: 0.01 MΩ to 10 TΩ, allowing for precise testing of insulation across a wide range of resistances.
  • Resolution: 0.01 MΩ, providing detailed measurements for high-accuracy testing.
  • Accuracy: Typically ±5% of reading, ensuring reliable and consistent measurement results.
• Voltage Measurement:
  • Range: 30V to 600V AC/DC for checking the presence of voltage before testing insulation.
  • Accuracy: ±3% of reading 3 digits.

Features:

• High Voltage Testing:
  • Test Voltage up to 10kV: Capable of generating high test voltages, making it suitable for testing the insulation resistance of high-voltage equipment and installations.
  • Selectable Test Voltages: Multiple voltage settings (500V, 1000V, 2500V, 5000V, and 10,000V) allow users to match the testing requirements for different equipment and standards.
• Digital Display:
  • Backlit LCD: Large and easy-to-read display ensures visibility of readings in various lighting conditions, suitable for both indoor and outdoor use.
  • Analog Bar Graph: Provides a quick visual indication of insulation resistance trends during testing.
• Polarization Index (PI) and Dielectric Absorption Ratio (DAR):
  • Advanced Testing: Calculates PI and DAR values automatically, offering insights into the condition of insulation over time, which is critical for assessing the quality of insulation in cables and transformers.
• Auto Discharge Function:
  • Safety Feature: Automatically discharges the high test voltage after testing, ensuring user safety and protecting the equipment under test.
• Data Hold Function:
  • Freeze Readings: Allows users to hold the current reading on the display, making it easier to record and analyze measurements.
• Overload Protection:
  • Enhanced Safety: Protects the device from damage due to excessive current or voltage inputs during testing.
• Compact and Portable:
  • Field-Friendly Design: Lightweight and ergonomic, making it suitable for on-site testing and easy transport.

Power Source:

• Battery Operated: Uses rechargeable batteries for portability, making it ideal for field use.
• Battery Type: Typically powered by built-in rechargeable battery pack.
• Low Battery Indicator: Alerts users when battery power is low, ensuring uninterrupted operation during critical measurements.
• Charger Included: Comes with a charger for easy recharging of the battery pack.

Safety and Compliance:

• Safety Rating: CAT IV 600V, ensuring safe use in high-voltage environments and industrial settings.
• Standards Compliance: Conforms to IEC/EN 61010-1 and IEC 61557 standards for insulation testers, ensuring reliable and accurate performance.
• Durable Construction: Designed for tough environments, with a rugged housing that offers protection against impacts and harsh conditions.

Physical and Design:

• Compact and Lightweight: Ergonomically designed for easy handling during testing, suitable for prolonged use in the field.
• Color: Typically available in a professional-grade finish, such as black or dark grey.
• Warranty: One year against manufacturing defects, providing assurance of product reliability.

Applications:

The Metravi PRO DIT-927 10kV High Voltage Insulation Resistance Tester is ideal for a variety of applications, including:

• Electrical Equipment Testing: Tests the insulation integrity of transformers, motors, generators, cables, and switchgear to ensure they meet safety and operational standards.
• Preventive Maintenance: Monitors the condition of insulation over time, helping to prevent unexpected equipment failures and extend the lifespan of critical machinery.
• Commissioning and Troubleshooting: Assists in verifying the insulation of newly installed equipment and diagnosing issues in existing installations.
• Power Utility and Substation Testing: Suitable for testing high-voltage components in power utilities and substations, ensuring reliability and safety in power transmission and distribution.
• Industrial Applications: Ensures safe and reliable operation of high-voltage machinery in industries like manufacturing, mining, and oil & gas.

The Metravi PRO DIT-927 provides accurate, reliable, and user-friendly high-voltage insulation testing capabilities, making it an essential tool for professionals involved in the maintenance, commissioning, and troubleshooting of high-voltage electrical systems. Its ability to test insulation resistance at multiple voltage levels, combined with safety features like automatic discharge, makes it a robust solution for ensuring the integrity and safety of electrical equipment.