What does the electrician's written test usually take?

1, electrical safety knowledge test, including circuit and magnetic circuit knowledge, instrument knowledge, basic knowledge of motor and drive, automatic control knowledge, advanced control technology knowledge, etc.

2, electrician basic knowledge examination, including circuit and magnetic circuit theory, components and circuit theorem, electronic technology, electrical control technology, etc.

3, electrical and electrical transmission knowledge examination, including circuit and magnetic circuit theory, components and circuit theorem, basic knowledge of motor and transmission, automatic control knowledge, advanced control technology knowledge, etc.

The written test of electrician is a test of electrician's basic ability, which mainly examines the electrician's mastery of basic knowledge of electricity, basic theory of circuit, basic knowledge of motor and drive, automatic control knowledge and advanced control technology. These knowledge are the basic knowledge and skills that electricians must master in practical work.

In order to investigate the electrician's practical operation ability more comprehensively, there are also practical contents such as electrician's basic practical ability test, electrician's basic wiring test and electric drive wiring test. The purpose of these examinations is to ensure that electricians can connect, control and debug circuits accurately and safely in practical work.

The electrician's job content:

1, electrical equipment installation and debugging

Electricians need to install and debug various electrical equipment according to electrical drawings and installation requirements, including wires, cables, switches, contactors, transformers, etc. To ensure the normal operation of the electrical system.

2. Maintenance of electrical equipment

In factories, workshops, properties and other places, electricians need to carry out daily maintenance and maintenance of various electrical equipment, such as checking the running state of electrical equipment, cleaning dust, replacing damaged parts and so on. To ensure the stability and safety of electrical equipment.

3, troubleshooting and maintenance

When electrical equipment breaks down, electricians need to dismantle and maintain it in time, such as checking circuits, replacing damaged parts and debugging equipment. , to ensure the normal operation of electrical equipment.

4. Assist in other work

In construction sites, property maintenance, home decoration and other fields, electricians also need to assist other work, such as installing lamps, laying wires and installing distribution boxes.