... control and regulated6)Built-in cooling fan ON-OFF control7)100% full load burn-in test8)Fixed switching frequency at 25KHZ 2 ... mode,auto-recoverySetup,rise ,hold time 200ms,100ms,30ms at full load 5.Environment:Working Temperature-10°c-+60°cWorking Humidity20 ... .5).Load stability test:the load is from 0% to 100%.8.S,D,T,Q,DC-DC,Din rail type ...