???????????????????????
????????????????????????????IE2?????????£????????????????VT????????????????????????????????????????????VT???????????????????????????????????????????IE3?????????????????????????????????????????????????????????塣
?????????????????????70%?????е??????????????60%~70%????????Ч?????????????????
?????????С???????????????????????????198????????????飬???д?2????????Ч?????????????8%????????????????????????????????????????????е綯??Ч?????5%????????????????765???????????????????????2008???????????
?????????????IE3???????
IEC(????繤????) 60034-30??????????????0.75-375 kW?????????????????4??Ч?????????й漲???Ч??????IE1??????IE4????GB18613-2012?й????????????С?????????綯????Ч????????Ч?????????GB?????3????Ч????IE2??2????Ч????IE3??
???IE2????????VT???IE3?????
§ Ч?????3%???????????????????????????
§ ?????????????????????????????????
§ IP55????????????????????????????????
§ ????????????F?????B?????????ù???????????
??Ч??????????????????
VT?????????????????????????????????????????????????????????????????????н??????????????????????????????????????????????
§ ????1?????TUV???????ISO Class 0???????
§ ???????????????????????????????????ò????????????
§ 5.7"????????LCD??????????????棬?ò????????Ч????????????
§ ??????????????????????????????廯?????????????“?????弴??”???С?