... ,MX321,MX341,R230,R448,R449,R438,SE350,YH-8A,YH-12A,YH-15A,etc. AVR YH-15A YH-8A by adjusting the excitation current in ... /220/400 VAC ,1phase,2 wirepower input voltage100-260 VAC, 1 phase, 2 wireoutput voltageMax.90 VDC @ 240 VAC inputcurrentContinuous 3AInermittent ... volts at AVR teminal > 5 VACExternal volts adjustment+/- 7% with 1 k ohm watt trimmerSoft start ramp time2 secsUnit power dissipationMax ...