KYORITSU 3121B Analogue High Voltage Insulation Tester | KEW 3121B Meter SANWA LX20 then the RCD may be

then the RCD may be faulty

5 meters Connector Types Right-angle and straight connectors Lead Material Silicone with reinforced strain relief Warranty Information:

Output 170W Dimensions (L x W x H) 179mm x 66mm x 212mm Net Weight 1

reliable electrical and electronics diagnostics

Model : VDG1

KYORITSU 3121B Analogue High Voltage Insulation Tester | KEW 3121B Meter SANWA LX20 then the RCD may beKYORITSU 3121B Analogue High Voltage Insulation Tester KEW 3121B Meter The KYORITSU 3121B Insulation Tester is a professional grade instrument designed for precise high voltage insulation testing in industrial, commercial, and residential electrical systems. The KEW 3121B ensures stable readings and reliable performance, making it ideal for preventive maintenance, inspections, and troubleshooting. Its robust construction and clear display provide