LDGM-5KV Insulation resistance tester is a high-precision and multifunctional insulation resistance testing equipment. This tester adopts microcomputer control technology, combined with large screen LCD dot matrix display, with stable and reliable performance, and easy and intuitive operation. LDGM-5KV provides seven voltage output levels from 50V to 5.0kV, and has the function of automatically measuring R15, R60, R600, as well as automatically calculating absorption ratio and polarization index, which can comprehensively evaluate the electrical performance of insulation materials. In addition, the tester also has the function of automatically measuring environmental temperature, air humidity, and testing date and time, ensuring the accuracy and traceability of test results. LDGM-5KV is widely used in fields such as power, communication, transportation, and railway, and is an ideal choice for insulation performance testing of electrical equipment.
| Rated test voltage | 0V -5.0KV |
| Measurement range | 0 - 10TΩ |
| Error of output voltage | ±5% |
| Short-circuit current | About 5mA |
| Accuracy class | Class 5.0 |
| Basic error of the second half range | ±( 5%·Rx + 1d ) |
| Basic error of the first half range | ±( 10%·Rx + 2d ) |
| Display error of high voltage | ±( 5%·Ux + 1d ) |
| Display scope and error of leakage current | 0.1nA-9.9mA 5% |
| Display scope and error of absorption capacitance | 0.1pF-99μF 5% |
| Measurement error of temperature | ±0.5℃ |
| Measurement error of air humidity | ±2%RH |
1. The appearance of the product is subject to the actual product. Technical parameters and models are subject to change without prior notice. 2. To learn more about Longdian products, please enter the product center. Service Hotline: 400-6727-238
High precision measurement: LDGM-5KV adopts high-precision measurement technology and advanced calibration algorithms to ensure the accuracy and reliability of measurement results.
Multiple voltage output levels: Provides 7 voltage output levels to meet different testing requirements, ensuring flexibility and applicability of testing.
Automatic measurement function: Automatic measurement of R15, R60, R600, as well as automatic calculation of absorption ratio and polarization index, simplifying the testing process and improving work efficiency.
Intelligent environmental perception: automatically measures environmental temperature, air humidity, and test date and time, providing comprehensive environmental background information for test results.
Large screen display: adopting a large screen LCD dot matrix display, clear and intuitive, convenient for users to read test data and operate the interface.
Data storage and export: The built-in memory can store 60 sets of measurement results, and the data will not be lost for 20 years. Simultaneously supporting RS232 serial interface and computer data communication, facilitating data export and management.
Comprehensive protection function: It has comprehensive protection functions, such as short circuit protection, overvoltage protection, etc., to ensure the safety and reliability of the testing process.
Intelligent prompt function: In non testing state, if there is no operation for 5 minutes, the instrument will automatically prompt to shut down, saving energy and extending service life.
Portable design: small size, light weight, easy to carry and conduct on-site testing, improving the flexibility and efficiency of testing work.
