Electrical Safety. Issue 2: Electrical Installation Rules

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ITECO АЙТЭКО - учебный центр

Published on Apr 24, 2023
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In the second episode, we will tell you how electrical installations are arranged. What symbols are used in them, and how to ensure their safe operation. Contents: 00:00 Intro 00:08 Electrical installation devices 00:18 Classification of electrical installations 00:24 What is an electrical installation 03:00 IP International Protection classifier 05:42 Protection against solid particles 08:03 Protection against liquids 12:08 IP 54 13:07 IP 68 14:41 Protection against vandalism 16:33 Classification of premises by degree of danger 16:40 Signs of premises 19:46 In relation to the danger of electric shock to people, there are 22:20 Particularly unfavorable conditions 23:40 What does the category of premises affect? 24:58 Designations in electrical installations 25:00 Parts of electrical installations 27:06 Alphanumeric and color designations in electrical installations 29:39 Colors of electrical wiring cores 30:57 Designations of electrical networks 32:37 TN-C 34:14 TN-S 35:28 TN-CS 36:09 TT 36:38 IT 37:05 Ensuring safety in electrical installations 37:08 Direct contact 39:19 Insulation of electrical installations 41:09 Placing out of reach 42:10 Indirect contact 43:56 Protective earthing 45:36 Types of earthing conductors 46:46 Natural earthing conductors 48:17 Artificial earthing conductors 48:43 Earthing device 49:39 Protective grounding 51:49 Potential equalization 55:05 Potential equalization Electrical safety training

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