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:
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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.
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Voltage Measurement:
- Range: 30V to 600V AC/DC for checking the presence of voltage before testing insulation.
- Accuracy: ±3% of reading 3 digits.
Features:
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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.
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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.
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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.
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Auto Discharge Function:
- Safety Feature: Automatically discharges the high test voltage after testing, ensuring user safety and protecting the equipment under test.
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Data Hold Function:
- Freeze Readings: Allows users to hold the current reading on the display, making it easier to record and analyze measurements.
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Overload Protection:
- Enhanced Safety: Protects the device from damage due to excessive current or voltage inputs during testing.
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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.