Low battery warning display, the instrument will automatically power off after 15 minutes of inactivity. With long battery life and an audible alarm when high voltage output is detected, safety and efficiency are ensured. The short-circuit current is 1mA. The automatic discharge time when the test is disconnected is 1 second.
Suitable for various environments: The VAD78 insulation resistance tester with a strap design, has strap holes on both sides of the instrument, which can be hung around the neck for operation. The accessory includes a strap.
VAD78 Insulation Tester is widely used for measuring the insulation resistance of electrical equipment and insulation materials, such as transformers, motors, cables, switches, and appliances, as well as for maintenance, testing, and validation of various electrical equipment.