Product Description: Specifications 1) Power range: 8-2500kVA(6.5-2000kw). 2) Brushless Synchronous A. C. Alternator, 3) Stamford Type of Electric Generator, 4) Three Phase optional, IP23, Class H, 5) Rated voltage 400V, 110-690V option, and High-Voltage Alternator(4KV&11KV) also available Features 1) A. V. R. (Automatic Voltage Regulator)controlled 2) 12 wire reconnectable winding; 3) 100% famous brand copper wire; 4) 2/3 pitch windings avoid excessive neutral currents; 5) Dynamically balanced rotor and sealed-for-life bearings; 6) Permanent Magnet Generator(PMG) is available as an option; 7) Reliable supplier with Quality Materials, and strict Quality Controller (by QC Dept. ) 8) Easily coupled with power networks or other genetator sets, 9) Balance rotor with single or two sealed ball bearings available, 10) Convenient installation and easy maintenance, easy access to terminal, rotating rectifier and coupling bolts, 11) Wide range of flange adaptor and single bearing coupling disc, Parameters: 1) Rated voltage 400V, 110V-690V for option 2) Three phase, single phase for option 3) Drip-leak-proof structure: IP22 protection class 4) Insulation class H 5) Adjusting rate of stable voltage≤ 1% 6) Transient state voltage≤ -15% - +20% 7) Wave aberration rate of voltage THD≤ 3% 8) Telephone harmony wave factor of telephone THF≤ 2%