Name: IEEE 1776 : 2008
Brand: IEEE

IEEE 1776 : 2008

Withdrawn

THERMAL EVALUATION OF UNSEALED OR SEALED INSULATION SYSTEMS FOR AC ELECTRIC MACHINERY EMPLOYING FORM-WOUND PRE-INSULATED STATOR COILS FOR MACHINES RATED 15000 V AND BELOW

Withdrawn date

10-17-2023

Published date

01-01-2008

Publisher

Institute of Electrical & Electronics Engineers

1 Overview
  1.1 Scope
  1.2 Purpose
  1.3 General conditions
  1.4 Methods of evaluation
2 Normative references
3 Definitions
4 Test models
  4.1 General
  4.2 Construction of test models
5 Text exposure
  5.1 General
  5.2 Temperature exposure
  5.3 Mechanical stress exposure
  5.4 Moisture exposure by humidification
  5.5 Voltage exposure after humidification
  5.6 Water immersion test (for sealed systems only)
  5.7 Failure criteria
6 Procedures for reporting and analyzing results
  6.1 Data
  6.2 Analysis
  6.3 Comparison
  6.4 Extrapolation
  6.5 Nonlinear or dissimilar curves
  6.6 System identification
Annex A (informative) Photos of various formette frames
Annex B (informative) Bibliography

Describes test procedures for comparing two or more unsealed or sealed insulation systems in accordance with their expected life at rated temperature.

DocumentType	Standard
PublisherName	Institute of Electrical & Electronics Engineers
Status	Withdrawn

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API STD 541 : 2014	FORM-WOUND SQUIRREL CAGE INDUCTION MOTORS - 375 KW (500 HORSEPOWER) AND LARGER
CAN/CSA-C22.2 NO. 60335-2-34:17	Household and similar electrical appliances — Safety — Part 2-34: Particular requirements for motor-compressors (Binational standard with UL 60335-2-34)

IEEE 99-2007 REDLINE	IEEE Recommended Practice for the Preparation of Test Procedures for the Thermal Evaluation of Insulation Systems for Electrical Equipment
IEEE 101 : 1987	GUIDE FOR THE STATISTICAL ANALYSIS OF THERMAL LIFE TEST DATA
IEEE 98-2002	IEEE Standard for the Preparation of Test Procedures for the Thermal Evaluation of Solid Electrical Insulating Materials