JYN2 contact box structure of epoxy resin, used for various handcart type switchgear cabinet, insulation isolation and joining the transition role.Install center distance is 165 mm * 90 mm, is rated voltage 10 kv, the current is 630 a ~ 1250 a.Contact box in the rated power flow, work for a long time to qualify under the end temperature rise shall not exceed 65 ºC.