Oscilloscopes and peak voltmeters for impulse tests

This document establishes comprehensive technical specifications for instruments designed to measure transient overvoltages and characterize high-voltage surge phenomena. It specifically addresses the requirements for oscilloscopes and peak voltage meters utilized in standardized impulse testing procedures. The text outlines critical performance criteria, including bandwidth limitations, response times, and calibration methodologies essential for ensuring measurement accuracy during dynamic voltage stress events. It defines the necessary input impedance characteristics and attenuation ratios to maintain signal integrity when capturing rapid voltage changes. Furthermore, the guidance covers safety protocols and environmental conditions under which these devices must operate reliably. The content details the procedures for verifying instrument linearity and frequency response across the relevant spectrum. This resource serves as a foundational reference for engineers and technicians responsible for validating high-voltage equipment under impulse stress, ensuring that measured data reflects true system behavior without distortion from measurement artifacts.