The installation of safety distribution box must consider the following factors:
1. The actual power distribution units in all stages of public and outdoor power distribution systems are installed to meet the actual load of outdoor power distribution systems. Power supply and lighting must be separated.
2. The rating and fixed value of the main distribution box should be consistent with the rating and fixed value of the parallel switch. Main circuit breaker, leakage protection and shunt circuit breaker need to be installed.
3. All electrical components and leakage protection used in distribution boxes at all levels shall meet the quality requirements stipulated by national standards.
4. The leakage protection of distribution boxes at all levels should be arranged reasonably to play the role of ladder protection.
The distribution box has the characteristics of small volume, convenient installation, special technical characteristics, fixed position, unique configuration function, no space limitation, strong universality, stable and reliable operation, high space utilization rate, small occupation and good environmental protection effect.
The distribution box can be divided into power and lighting distribution control boxes. Drawer switch cabinet. Protective (that is, enclosed) switchgear refers to a low-voltage switchgear with all sides closed except the installation surface. Fixed panel switchgear is often called switchboard or distribution panel.
