Live working. Voltage detectors. Resistive type to be used for voltages of 1 kV to 36 kV a.c.|Live working, Electrical equipment, Voltage, Detectors, Measuring instruments, High voltage, High-voltage equipment, Safety measures, Electrical safety, Electrical testing, Alternating current, Mechanical testing, Visual inspection (testing), Vibration testing, Drop tests, Environmental testing, Impact testing, Quality assurance, Circuits, Test equipment, Performance, Performance testing, Classification systems, Defects, Marking, Approval testing, Instructions for use, Sampling methods