Suitable for measuring the insulation resistance,dielectric absorption ratio andpolarization index of electric motor ,cable ,switch,electrical appliance and others electrical equipment and insulation materials. 1. Model No.: ETCR3480B 2. Insulation Resistance Tester：0.1MΩ～400GΩ 3. Voltage Range：AC/DC 0V~750V 4. Rated Voltage：5000V 5. Short Circuit Current：≥2mA MAX 6. Power Supply : DC 1.5V LR14 X 6PCS

Suitable for insulation resistance testing of cable, motor, generator, transformer, mutual inductor, high voltage switch, arrester and other large equipment.Insulation resistance measurement (IR); polarization index measurement (PI); absorption ratio (DAR); ramp test mode(RAMP) ; filtered resistance test (FR); Voltage measurement(V); current measurement（nA） 1.Model No.:ETCR3500B 2. Insulation Resistance Range: 0.5MΩ~5TΩ 3. Rated Voltage: 250v~10Kv(6 gears) 4. Shout Circuit Current: >5mA MAX 5. VoltageTest Range :AC/DC 0V～1000V 6. Power Supply : Rechargeable lithium battery pack 5.2Ah 14.8v

Suitable for insulation resistance testing of cable, motor, generator, transformer, mutual inductor, high voltage switch, arrester and other large equipment.Insulation resistance measurement (IR); polarization index measurement (PI); dielectric absorption ratio (DAR); ramp test mode (RAMP); Filtered resistance test mode (FR). Voltage test(V); capacity test（uF）; current test（nA）. 1. Model No.:ETCR3520 2. Insulation Resistance Range: 0.5MΩ~10TΩ 3. Rated Voltage: 250v~5Kv(5gears) 4. Shout Circuit Current: ≥7mA MAX 5. VoltageTest Range: AC/DC 0V～1000V 6. Power Supply : Rechargeable lithium battery pack 6.2Ah 14.8V

Suitable for insulation resistance testing of cable, motor, generator, transformer, mutual inductor, high voltage switch, arrester and other large equipment. Insulation resistance measurement (IR); polarization index measurement (PI); dielectric absorption ratio (DAR); ramp test mode (RAMP); Filtered resistance test mode (FR). Voltage test(V); capacity test（uF）; current test（nA） 1. Model No.:ETCR3520C 2. Insulation Resistance Range: 0.5MΩ~30TΩ 3. Rated Voltage: 250v~15Kv(7gears) 4. Shout Circuit Current: ≥7mA MAX 5. VoltageTest Range: AC/DC 0V～1000V 6. Power Supply : Rechargeable lithium battery pack 6.2Ah 14.8V