American National Standard for Wet-Process Porcelain Insulators—Indoor Apparatus Type
Specifies the material, dimensions and performance requirements for indoor apparatus wet-process porcelain insulators. Includes requirements for testing thermal and mechanical strength, impulse and dew-withstand values, flashover value, porosity and, when galvanized hardware is used, coating thickness.
Published Date: Jul.23.2013
Number of pages: 20
Document ID: 100257
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ANSI/NEMA C29.10-1989 (R2002, R2012)