#774318
In what electroinstallations when using the voltage tester it is necessary to put on dielectric gloves?
Варианты ответа:
  • In the electrical installation with voltage above 380V
  • In electrical installations up to 1000 V
  • In the electrical voltage over 1000 V
  • electrical installation with voltage above 10 kV
Курсы в категории: Безопасность и правопорядок