Mounting the protective earth (1987)

Documentary №40220, 2 parts, duration: 0:15:26
Production: Sverdlovsk newsreel studio
Camera operators:Datskevich


The film is intended for vocational training school students.

Reel №1

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Construction of a residential building.

Welding works.

Power lines.

The scheme of the working grounding (animation).

Power transformer.

A lamp in a metal case.

Protective grounding.

Protective grounding circuit (animation).

Electric motor.

Earthing devices and installation of external grounding devices.

Digging a trench for a grounding device.

Natural earthing devices: water pipes and casing pipes of wells, steel reinforcement of reinforced concrete columns.




Reel №2

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Artificial earthing devices.

The penetration of artificial earthing devices into the ground.

Examples of connection of grounding conductors.

The introduction of grounding conductors into the building.

Installation of grounding inside the building.

Connection of grounding conductors to electrical equipment housings and apparatuses.

Classes at the technical school.

Grounding in the kitchen.

Grounding in the bathroom.

Grounding of the tower crane.

Power lines.

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