PURPOSE AND SCOPE: The purpose of this document is to provide a uniform practice for the testing and rating of small engines for use in engine powered alternating current generator sets. The small engines addressed are the reciprocating piston type of 20 hp or less.
SAE J1444-1983 history
2009SAE J1444-2009 Procedure for Evaluating Transient Response of Small Engine Driven Generator Sets
2003SAE J1444-2003 Procedure for Evaluating Transient Response of Small Engine Driven Generator Sets
1991SAE J1444-1991 Procedure for Evaluating Transient Response of Small Engine Driven Generator Sets@ Recommended Practice (June 1991)
1983SAE J1444-1983 Procedure for Evaluating the Governor Response of Small Engines for Use on Electric Generator Sets