... 1 Year Warranty 3.Best Price 4.Timely Shipping Three-Phase A.C. Synchronous Generator 1. CE,CCC Approbate 2. Rated output(kw): ... Series AVR·Efficient one-way rotary fan·Fulcrum optional single or double, single fulcrum optional specifications of the transition then sets ... min, 60HZ 1800r/minSingle-phase: 50HZ 1500r/min, 60HZ 1800r/minMore than can be produced with bell, single, double fulcrum optional, ...