Check the electrical load and ensure that the sensors do not exceed the 10 Amp maximum. In this guide, we'll walk through these. In modern power systems, distribution boxes are the core equipment for power distribution and control, and their stable operation is crucial to ensuring the safety and reliability of power supply. However, in actual applications, distribution boxes often encounter a series of problems, which not. Switching, checking fuses, and handling power outages in the meter box can be quite nerve-wracking. Often, it's a faulty earth leakage circuit breaker, a blown circuit breaker, or an overloaded system.