The Metravi DIT-930E 10kV Digital Insulation Resistance Meter (Megohmmeter) is a high-voltage testing instrument designed to measure insulation resistance in electrical systems, cables, transformers, and other high-voltage equipment. It is essential for ensuring the safety and integrity of insulation materials, providing accurate and reliable measurements that help detect potential insulation failures before they lead to serious faults. The DIT-930E is suitable for use in industrial environments, power utilities, and maintenance departments.

Key Specifications:

• Model: DIT-930E
• Brand: Metravi
• Test Voltage: Up to 10kV (Kilovolts), adjustable in multiple ranges for testing various insulation materials.
• Insulation Resistance Measurement Range:
  • Range: Up to 500GΩ (Gigohms), providing a wide range for different testing needs.
  • Resolution: High resolution for precise measurements at different voltage levels.
  • Accuracy: Typically ±5% of reading, ensuring reliable and repeatable results.

Measurement Capabilities:

• Test Voltage Levels: Selectable ranges, such as 500V, 1000V, 2500V, 5000V, and 10,000V, to match the specific requirements of different equipment.
• Short-Circuit Current: Up to 3mA for effective insulation resistance measurement.
• Voltage Measurement: Capable of measuring AC/DC voltage up to 600V, providing additional versatility in testing environments.
• Polarization Index (PI) and Dielectric Absorption Ratio (DAR): Calculates PI and DAR values automatically, which are critical for assessing the quality of insulation over time.

Features:

• Large Digital Display: Backlit LCD with analog bar graph for easy reading of measurements, even in dimly lit areas.
• Data Hold Function: Freezes displayed data to allow users to record readings easily.
• Auto Discharge Function: Safely discharges the device under test after each measurement to protect both the user and the equipment.
• Auto Power Off: Automatically shuts down after a period of inactivity to conserve battery life.
• Memory Storage: Stores measurement data for later review and analysis, making it easier to maintain records of equipment testing.
• USB Interface: Allows data transfer to a computer for detailed analysis and report generation.

Power Source:

• Battery Operated: Uses rechargeable batteries, making it convenient for field use without the need for continuous power supply.
• Battery Type: Typically uses a 12V rechargeable battery pack.
• Low Battery Indication: Notifies the user when battery power is low, ensuring uninterrupted operation.

Safety and Compliance:

• Safety Rating: CAT IV 600V, ensuring safe operation in high-voltage environments.
• Double Insulation: Built with enhanced protection against electrical shocks.
• Certifications: Meets international safety standards such as IEC 61010 for insulation testing equipment.
• Overload Protection: Protects the device from damage in case of accidental overload conditions during testing.

Physical and Design:

• Robust and Durable: Designed for industrial use, with a shock-resistant casing suitable for harsh environments.
• Portability: Compact design with a sturdy carrying case for easy transport between testing sites.
• Color: Typically available in a professional-grade blue or black finish.
• Warranty: One year against manufacturing defects.

Applications:

The Metravi DIT-930E 10kV Digital Insulation Resistance Meter is suitable for a wide range of applications, including:

• High-Voltage Equipment Testing: Ideal for testing insulation resistance in transformers, motors, cables, and other high-voltage apparatus.
• Power Utilities and Distribution: Ensures the safety and reliability of insulation in power lines and substations.
• Industrial Maintenance: Provides critical testing of insulation systems in industrial machinery and equipment.
• Electrical Contractors: Verifies the insulation integrity in new installations or maintenance checks, ensuring compliance with safety standards.