... and Stamford or Leroy Somer alternatorc,12V/24V DC start motor and storage batteryd,Brushless, Self-excited, IP23, ... capacity8 hoursVoltage Regulation Rate ≤±1% Random Voltage Rate ≤±1%Frequency Regulation Rate ≤±5% Random Frequency Variation ≤±0.5% 3), ... Control System,Our standard genset controller provides functions,a),Start/Stop controllerb),Ampere meterc),Voltmeter and selector switchd),Frequency ...