DIN EN 61857-23 : 2003
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ELECTRICAL INSULATION SYSTEMS - PROCEDURES FOR THERMAL EVALUATION - PART 23: SPECIFIC REQUIREMENTS FOR GENERAL-PURPOSE, TALL-CHANNEL MODEL - WIRE-WOUND ELECTRICAL INSULATION SYSTEM (EIS)
07-01-2009
01-12-2013
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Construction
4.1 General information
4.2 GPM-TC components
4.3 Assembly of the GPM-TC
5 Number of test objects
6 Test procedures
6.1 General
6.2 Initial screening tests
6.2.1 General
6.2.2 Initial dielectric test
6.3 Thermal endurance test
6.3.1 Endurance test cycle
6.3.2 Thermal ageing
6.3.3 Mechanical stress
6.3.4 Thermal shock
6.3.5 Moisture exposure
6.3.6 Dielectric diagnostic test
7 End-of-life criterion
8 Analyzing, reporting and classification
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Figure
Tables
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