DL/T 1951-2018 in English

This standard establishes general technical requirements for devices used to test deformation of transformer windings. It covers aspects such as performance specifications, testing methods, safety requirements, and operational conditions. The document provides guidelines for the design, manufacture, and verification of such instruments to ensure accuracy and reliability in measuring winding deformation. It also includes requirements for environmental conditions, electrical safety, and mechanical durability. The standard applies to instruments intended for use in power systems and related industries. It outlines procedures for calibration, verification, and quality control to ensure consistency and compliance with established performance criteria. The content is intended to support the development and application of reliable testing equipment in the field of electrical power engineering.