Subject 2521 (1004-2)

Bulletin Dated: July 24, 2007

SUMMARY OF TOPICS

The following changes in requirements are being proposed:

1) For Preliminary Review Only: The proposed first edition of UL 1004-2, Impedance Protected Motors, which includes the following changes: a) Addition of the "no-load" condition as a possible "worst case"; b) Exception for capacitors evaluated to UL 810; and c) Exception for motors not exceeding 100°C under locked rotor conditions