PRESSURE COMPENSATING DEVICE FOR JOINT BOX OF POWER CABLE AND JOINTING SYSTEM OF POWER CABLE HAVING THE SAME

摘要

The present invention simplifies the equipment, reduces the size, does not require separate maintenance, and provides an intermediate junction box pressure compensation device for insulating oil-impregnated paper-insulated power cables that can prevent damage to the insulating layer of the intermediate junction box and the like. It relates to a power cable intermediate connection system.