Share Email Facebook Twitter LinkedIn IEC-60617 Symbol Preview - One-Line Bus-tap Horizontal Symbol Vertical Symbol Description HDV1_BT_1- VDV1_BT_1- Bus-tap - main/dot HDV1_BTT_1- VDV1_BTT_1- Bus-tap - dual/tee HDV1_BTL_1- VDV1_BTL_1- Bus-tap - dual/corner Related Reference IEC-60617 Symbol Preview