Subject 2522 (1004-5)

Bulletin Dated: November 16, 2007

SUMMARY OF TOPICS

The following changes in requirements are being proposed:

1) The proposed first edition of UL 1004-5, Fire Pump Motors, including the following changes: a) A change in the mathematical formula for slip; b) Elimination of the Drip Test; c) Requirements for inverter duty motors; and d) Maximum locked-rotor current values