Wholesale Megger Insulation Resistance Tester MIT515 Manufacturer, Products

The Megger Insulation Resistance Tester MIT515 is a 5kV insulation resistance tester designed for diagnostic testing and maintenance of high-voltage electrical equipment.

Product Description

The Megger Insulation Resistance Tester MIT515 is a 5kV insulation resistance tester designed for diagnostic testing and maintenance of high-voltage electrical equipment. The following is a detailed overview:
Main Functions
  • Insulation Resistance Test Performs standard insulation resistance (IR) measurements with a selectable test voltage between 250V and 5000V, measuring up to 10 TΩ.
  • Diagnostic Test Provides polarization index (PI), dielectric absorption ratio (DAR), and dielectric discharge (DD) test functions, enabling a comprehensive assessment of insulation material performance and condition.
Features
  • High Accuracy Utilizing a 6.5-digit digital multimeter-grade ADC chip and a low-drift resistor divider network, it achieves 0.1% measurement accuracy at 1pA current.
  • Strong Anti-interference Capability Featuring 3mA noise suppression technology, double-shielded test leads, and electromagnetically isolated channels, it reduces the impact of environmental interference on low-current measurements by over 90%.
  • Safe and Reliable With a safety rating of CAT IV 600V, it complies with relevant safety standards and ensures operator safety.
  • Clear Display The large, clear display simultaneously displays resistance, voltage, leakage current, capacitance, battery status, and time constant. It also features an automatic backlight function for operation in various lighting conditions.
  • Flexible Power Supply Powered by a rechargeable lithium-ion battery or AC power, the battery offers up to 6 hours of continuous operation and charges quickly, with a full charge in just 2.5 hours.
  • Applications Suitable for insulation resistance testing of a variety of electrical equipment, including cables, transformers, motors/generators, circuit breakers, and bushings.
Parameter Details
Analog Insulation Range 100 kΩ to 10 TΩ
Digital Insulation Range 10 kΩ to 10 TΩ
Test Voltages 250 V, 500 V, 1000 V, 2500 V, and 5000 V
User Defined Test Voltages 100 V to 1 kV in 10 V Steps; 1 kV to 5 kV in 25 V Steps
Accuracy (23°C) ±5% to 1 TΩ, ±20% to 10 TΩ
Voltage Output Accuracy (0 to 30°C) +4% - 0% ±10 V of nominal test voltage at 1 GΩ load
Voltmeter Range 30 to 660 V ac or dc, 50/60 Hz Accuracy: ±3% ±3 V Frequency Range: 45 Hz to 65 Hz
Short Circuit Current 3 mA Nominal, Max. Power on All Loads Outperforming Many 5 mA Testers
Insulation Alarm 100 kΩ to 1 GΩ
Current Measurement Range: 0.01 nA to 6 mA Accuracy: ±5% ±0.2 nA at All Voltages
Capacitance Range Above 500 V 10 nF to 25 µF (Dependent on Measurement Voltage) Accuracy (23°C): ±10% ±5 nF
Capacitor Charge <3 s per µF at 3 mA to 5 kV
Capacitor Discharge <250 ms/µF to Discharge from 5000 V to 50 V
Timer Range Up to 99 Minutes, 15 Seconds Minimum Setting
Memory Capacity 5 1/2 Hours Continuous Logging Every 5 Seconds or 33 Logged PI Tests or 350 Logged IR Tests
Industry-Standard Tests IR, IR(t), DAR, PI
Safety Rating CAT IV 600V
Dimensions L 315 mm x W 285 mm x H 181 mm
Weight 4.5 kg
Operating Temperature -20 °C to +50 °C
Power Supply 85 - 265 Veff 50/60 Hz, 60 VA; 11.1V, 5.2 Ah lithium-ion battery
Battery Life Continuous operation for 6 hours at 5 kV/100 MΩ load
Charging Time 2.5 hours for a full charge
Models: Megger Insulation Resistance Tester MIT515
Dimension: 315 mm x 285 mm x 181 mm
Weight: 4.5kg
Battery parameters: Equipped with lithium-ion battery
Delivery information typically includes delivery times, shipping methods, packaging, etc., which may vary depending on the seller and the location of purchase.
Document Downloads
MIT515 Datasheet
Megger Insulation Resistance Tester MIT515--MIT525-2--MIT1025-2--MIT1525-datasheet.pdf
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MIT515 Manual
Megger Insulation Resistance Tester -MIT515-525-1025-1525-Datasheet.pdf
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Frequently Asked Questions
What is the maximum test voltage and resistance range of the Megger MIT515?
The Megger MIT515 offers a selectable test voltage range between 250V and 5000V (5kV). It is capable of measuring insulation resistance up to 10 TΩ.
What diagnostic tests can be performed with the MIT515?
The device supports standard diagnostic tests including Polarization Index (PI), Dielectric Absorption Ratio (DAR), and Dielectric Discharge (DD) tests, providing a detailed assessment of insulation material integrity.
Does the tester feature anti-interference mechanisms for high-noise environments?
Yes, the MIT515 is built with 3mA noise suppression technology, double-shielded test leads, and electromagnetically isolated channels to eliminate up to 90% of environmental noise and interference on low-current measurements.
What are the power options and battery run-time of this device?
The tester runs on either standard AC power or a built-in rechargeable lithium-ion battery. The battery provides up to 6 hours of continuous use at a 5 kV/100 MΩ load and reaches a full charge in approximately 2.5 hours.
What is the safety rating for the Megger MIT515?
The insulation tester features a safety rating of CAT IV 600V, ensuring safe operation during diagnostic testing and maintenance on high-voltage electrical equipment.
What applications and equipment is the Megger MIT515 designed for?
It is suitable for high-voltage testing across various electrical components, including power cables, transformer windings, industrial motors and generators, circuit breakers, and insulation bushings.

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