Kewtech KT72 - KT72 Test Functions and Features

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3.2 Test Functions
KT72 has the following features.
Function Tests of contents
Class I Test 200mA
● Protective conductor resistance (Test current
200mA DC nominal)
● Insulation (Test voltage 250V DC or 500V
DC)
● Substitute leakage current test
Class ll Test
● Insulation (Test voltage 250V DC or 500V
DC)
● Substitute leakage current test
Extension Lead test
● Protective conductor resistance (Test current
200mA DC nominal)
● Insulation L/N-PE (Test voltag
e 250V DC or
500V DC)
● L-N Short
● Polarity
3.3 Features
● Auto-testing
● Checks for whether the appliance is correctly switched ON or not
● Selection for 250V or 500V for the insulation resistance test.
● Null function for the earth bond test lead.
● Over range indication on the LCD.
● Pass / fail indication of tests by LEDS and by a buzzer.
● Auto-power-off function
Product
summary an
d
explanation