Series of commercial generator sets are fully integrated (complete set contained on a skid). Can be used in standby, prime or continuous power applications. Generator certifications: Certified ISO 9001 and manufactured in facilities certified ISO 9001 or ISO 9002. Prototype Test Support (PTS). This verifies performance integrity of generator set design. CSA certified. This is for all low voltage models Cummins manufacturers. Underwriters Laboratories (UL) certified. UL has tested these generators for stationary generator assemblies, for rated operation. International Building Code - Generators are certified for seismic application in accordance with international building codes.