Original Version

Rule 55.3-B

55.3-B.    Suspension and Strain Types

Suspension and strain type insulators used on supply lines shall have a dry flashover voltage as specified in Rule 55.3-C for the nominal line voltage at which they are used when tested with their attaching fittings or harness and under the mechanical loading to which they are to be subjected.

Strikeout and Underline Version

Rule 55.3-B

55.3-B.    Suspension, Post, and Strain Types

Suspension, Post, and strain type insulators used on supply lines shall have a dry flashover voltage as specified in Rule 55.3-C for the nominal line voltage at which they are used when tested with their attaching fittings or harness and under the mechanical loading to which they are to be subjected.

Final Version

Rule 55.3-B

55.3-B.    Suspension, Post, and Strain Types

Suspension, Post, and strain type insulators used on supply lines shall have a dry flashover voltage as specified in Rule 55.3-C for the nominal line voltage at which they are used when tested with their attaching fittings or harness and under the mechanical loading to which they are to be subjected.