The secondary windings and iron core are insulated by epoxy resin. The middle hole is used for busbar going through.
二次绕组及铁芯均浇注在聚脂树脂内，中间窗孔供一次母线穿过。
Fix insulated copper tubular busbar on the steel framework directly and remove wall bushing and supporting insulator. It has strong vibration resistance.
直接将绝缘铜管母线固定在钢构架上或混凝土支架上，取消穿强套管和支柱绝缘子，具有较强的抗震动能力。
The series of current transformers are resin insulated, fully enclosed and busbar type. The iron core is circular and the secondary winding goes around the core before casting by epoxy.
本型电流互感器的铁心为圆环形，二次绕组匀绕制在铁心圆周上，用环氧树脂混合料浇注成形。
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