Normy GB - Čínské národní normy - strana 817

Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for wire-wound windings—Thermal evaluation and classification

Norma vydaná dňa 13.7.2018

Functional evaluation of insulation systems for rotating electrical machines - Test procedures for wire-wound windings - Classification of changes and insulation component substitutions

Norma vydaná dňa 15.2.2006

Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Thermal evaluation and classification of insulation systems used in rotating machines

Norma vydaná dňa 1.11.2017

Rotating electrical machines—Functional evaluation of insulation systems (Type II)—Procedures for form-wound windings—Electrical endurance qualification

Norma vydaná dňa 23.8.2024

Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Multifactor evaluation by endurance under simultaneous thermal and electrical stresses

Norma vydaná dňa 24.2.2016

Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Evaluation of thermomechanical endurance of insulation systems

Norma vydaná dňa 13.7.2018

Rotating electrical machines—Functional evaluation of insulation systems—General guidelines

Norma vydaná dňa 30.5.2025

Guide for measuring earth resistivityground impedance and earth surface potentials of a ground system--Part 1:Normal measurements

Norma vydaná dňa 3.1.2000

Specification for magnetically hard materials

Norma vydaná dňa 9.3.2022

Cold-rolled non-oriented electrical steel strip delivered in the semi-processed state

Norma vydaná dňa 24.6.2014