eristysvastusmittari
An eristysvastusmittari, also known as an insulation resistance tester or megohmmeter, is an electrical instrument used to measure the electrical resistance of insulation. This measurement is crucial for assessing the integrity of electrical insulation in various applications. High insulation resistance indicates good insulation, while low resistance suggests a potential problem, such as degradation, moisture ingress, or damage.
These devices typically operate by applying a high DC voltage across the insulation being tested and measuring
Eristysvastusmittarit are essential tools for electrical safety and maintenance. They are used to test the insulation