3. Where each cable core in the terminal box is connected to the terminal block, add the identification insulation tube corresponding to the terminal sequence number.
3. Each cable core in the terminal box is connected to the terminal terminal row, plus the identification insulating tube corresponding to the terminal sort ingest eras.
3. Each cable core in the terminal box is connected to the terminal block, and the identification insulating pipe corresponding to the terminal sequence number shall be added.<br>