... /3 Pitch 3) Brushless, Synchronous ac generator. 4) S WERNA Single Phase diesel generator alternators with Lomg experience in manufacturing alternator ... / ac generator. Alternator Power Ranging 6.5 --1200KWfor prime or standby use, more than 50 ... use including: MX321, MX341, AS440, SX440, SX460, etc.WindingAll generator stators are wound to 2/3 pitch.