Meter box and small power distribution unit encyclopedia knowledge: composition of meter box and small power distribution unit materials

The meter box and small power distribution unit is a facility used to install electricity meters and protect electrical equipment. It is usually composed of the following main materials:

Metal or plastic shell: The meter box and small power distribution unit shell is usually made of metal or plastic materials, such as steel plate or aluminum alloy or PC, to provide strength and protective properties to protect the internal electrical equipment from the external environment.

Insulating Materials: Insulating materials, such as plastic or rubber, are often used around internal equipment to prevent electrical components from coming into contact with the outer metal casing and avoid the risk of electric shock.

Power distribution module: The meter box and small power distribution unit contains a power distribution module for connecting and distributing power, which may include fuses, circuit breakers and other electrical components to ensure that power is supplied to related equipment safely and effectively.

Seals: In order to prevent moisture, dust and other external substances from intruding, meter box and small power distribution units are usually equipped with seals to improve the protection level of the equipment.

Safety locking device: In order to maintain and inspect the equipment in the meter box and small power distribution unit, a safety locking device is usually designed to ensure that only authorized personnel can open the box.

These components together constitute the meter box and small power distribution unit, ensuring the normal operation of the power system and the safety of users.