📚
Все вопросы
- In what electroinstallations apply voltage indicators to check the coincidence of the phases? #191
- What consumers refer to the consumers of the second category? #192
- For that responsible workers who are carrying out repair of the installation? #193
- What alphabetic and colour designations should have tyres at the three-phase alternating current? #194
- How often is the testing for electrical safety for electrical personnel? #195
- What temperature should have put the cable under tension? #196
- What protections apply to an individual? #197
- How dielectric gloves are tested for pinholes? #198
- How to put the results of check of knowledge of personnel on electrical safety? #199
- What consumers refer to the consumers of the first category? #200