... easy maintenance 1.Main Performance Index and Advantages of Cummins generator:1. 10% overload for 1 hour work and 100% ... frequency regulation rate≤±10%2.Main technical parameter of Cummins generator set as follow:3. About Kangbai and Certification:Organized ... certificates information, please log to Certificates. 4. Main Market: Our generator has been exported to South America, Europe, the Middle East ...