What's the test for the internship interview of property electrician in subway company?

No matter which department's electrician certificate, the examination is divided into two parts: theoretical examination and practical examination. Specifically, it should be classified according to the type of certificate applied for. Generally speaking, anyone who is engaged in the installation, maintenance, operation and testing of electrical equipment is called an electrician. The classification of electricians can be described as varied. For example, it can be divided into social electrician and industrial electrician according to their attributes. According to the nature of work, it can be divided into installation electrician, operation electrician, maintenance electrician and production management electrician; According to the scope of work, it can be divided into enterprise electrician, rural electrician, building electrician and property electrician; According to the technical level, it can be divided into junior electrician, intermediate electrician and senior electrician. According to the nature of voltage, it can be divided into high voltage electrician, low voltage electrician and special electrician; According to the voltage level, it can be divided into strong current electrician and weak current electrician.

In power supply enterprises, electricians can be divided into back office electricians and on-site electricians according to their workplaces. Background electricians include substation operators, substation maintenance workers, relay protection workers, electrical testers, meter readers, electric energy metering workers and meter-receiving electricians. Field electricians are also called line electricians, including transmission line electricians, distribution line electricians and power cable electricians.

It can be seen that although they are all called electricians, the work contents of different types of electricians are very different.