4.10 MOTORETTE – A unit constructed in accordance with the specifications in IEEE No. 117,
Standard Test Procedure for Evaluation of Systems of Insulating Materials for Random-Wound AC
Electrical Machinery, except that:
a) The slot assembly, comprised of both inner and outer slot plates, shall be constructed of
stainless steel; and
Exception: When stainless steel is not able to be used due to difficulty in material adhesion, such
as an epoxy coating, or similar problem, cold rolled steel is able to be used.