1 12kv epoxy resin switchgear 2 High voltage switchgear element 3 Auto pressure gelation process 4 Rated voltage:(12kv)~(24) 12kv vacuum epoxy resin switchgear transformerHigh voltage switchgear elementAuto pressure gelation processRated voltage:(12kv)~(24kv)Rated current:630A/1250ARated frequency:50/60Rated insulated level:Power frequency withstand voltage:50kv/1min(interphase)Lighting impulse withstand voltage:75kv(interphase);85kv(one disconnect breaker)With more information please visit our company web site