UL 218A

Please note: All interim revisions for this edition available at time of your purchase will be included.



This new edition of ANSI/UL 218A is a periodic re-issuance to ensure that UL's Standards remain up to date with regard to format and editorial issues such as numbering, pagination, and cross referencing.

1.1 These requirements cover battery contactors for use in the starting systems of diesel engines driving centrifugal fire pumps, in accordance with the Standard for the Installation of Stationary Pumps for Fire Protection, NFPA 20.

1.2 These requirements cover battery contactors for use in starting systems rated 50 volts maximum.