ZP20-5XXR2 series is the second generation of Zhongyang based on the first generation ZP20-SXX series , which has a smallersize than the first enron ( 50 . 80 25 . 40 . 50mm ) . with extremely low no-load loss ( < 0 . 1W ) , low leakage current which isonly 0 . 1MA and isolated pressure up to 4kv , etc . The product is safe and reliable , which has a good EMC . EMC and safetypecifications meet the IEC / EN61000-4 CISPR22 / EN55022 , UL60950 / EN60950 / EN60601 and other related standards . Thisseries of products are widely used in Information Technology ( E . g : erver ) , such as applied to a relatively harsh environmentelectromagnetic compatibility must refer to the application circuit .