| 摘要 |
<p>PROBLEM TO BE SOLVED: To enable inexpensive manufacture of a secondary terminal part of a CT(current transformer for instrument) and easy and safe connecting work of a lead wire for the conductor of the CT. SOLUTION: A middle part of the upper surface of a main body of a CT 11 is depressed to form a terminal disposition part, a terminal cover 13 made of insulating resin, having a plurality of holes for passage of screws formed therein, is mounted on the terminal disposing part, a plurality of connecting metal fittings 15 having holes for insertion of cores of external lead wires are provided at the lower faces of the holes of the terminal cover 13 and then supported from their upper side by means of terminal screws. Next the connecting fittings 15 and the terminal parts of the main body of the CT 11 are connected by a plurality of secondary wiring lines. Furthermore, an outer storage casing is of a divided structure which have upper and lower split box sections.</p> |
