... 5A 3)Sampling U: 18-220V 4)Freq: 50/60HZ Single-phase 7KW AVR(1)Function: short-circuit function, sampling-circuit ... protection, overload protection. (2)Scope of application: Single-phase 5-7KW generator.(3)Rated excitation current: 2.5A.(4 ... for all Generators:Honda,TTI,Sumec,Changfa,Seeyes,Kipor,United Power,Tiger,Laptop,Wangye...(OEM service.) Single-phase 7KW AVR