... with own technology. 3. Over voltage, over temperature, short current protection for all series.4. Smaller size and simpler inner ... Efficiency≥81%PFC≥0.5Inrush current4mS/10A or 1.6mS/20AAC0.32A/230VACProtectionOverload90-110% protection type: constant current,load abnormal conditions ... 3-3EMSConform to:EN61000-4-2,3,4,5,6,8,11;EN55024,EN61547,A-class of heavy industry certification(Inrush voltage 4KV ...