With a low load on the line, you can use special terminal blocks type Wago. Also, screw caps have proven themselves well, which add density to the connection and do not require additional insulation. To effectively address this issue, the following measures can be taken: 1、 Inspection and Cleaning Power outage inspection: Firstly, ensure that the power supply has been completely cut off to. Distribution box is an important equipment for circuit branch and control, among which insulation material is one of the key factors to ensure the normal operation of equipment. Insulation materials can effectively isolate each link in the circuit, avoid accidental conduction and leakage of. CT/CJ insulators play an important role in maintaining the safe and stable operation of distribution boxes. As technology advances, electronics get smaller, leading to more electronic comp nents inside a single electrical enclosure.