Protective Measures against Hazardous Contact Voltage - Course: Basic skills and knowledge of electrical engineering. Instruction examples for practical vocational training (Institut für Berufliche Entwicklung, 15 p.)

		(introduction...)
		Introduction
		Instruction Example 4.1. Preparation of a Potential Equalitation
		Instruction Example 4.2. Testing of the Protective Measure of ''Protective Insulation''
		Instruction Example 4.3. Testing of the Protective Measure of ''Protective Conductor System''