... rigidity,low weight and optimum crankshaft supportCompact SizeFor easy of installation and easy access for routine maintenanceDirect Fuel ... , Brussless,self-exciting2, Class "H" insulation3, Standard degree of protection is IP234, AVR Self-regulating5, With fan cooling6, ... , Rotator and excitation high polymer10, Resist the corruption of oil and acid12, High-Quality lubrication sealed long-time ...