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Module 26112-20 (Electrical Test Equipment) NCCER Questions and Answers
Module 26112-20 (Electrical Test Equipment) NCCER Questions and Answers 
 
 
A motor rotation tester - ANSWERS -works on residual magnetism 
 
The highest level of protection is provided by instruments rated as - ANSWERS -CAT IV 
 
The International Electrotechnical Commission (IEC) developed a safety standard for overvoltage installation categories of CAT I, CAT II, CAT III, and CAT IV for - ANSWERS -test equipment 
 
before using a voltage tester, check to make sure it is functioning correctly...