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Все вопросы
- What works for disposal in the electrical voltage over 1000 V can hold a single worker, having a third group of electrical safety? #41
- Who should carry out replacement and routine calibration of electric meters? #42
- What protective measures are used to protect people from electric shock during indirect contact in case of insulation damage? #43
- What can be used as PE conductors in electrical installations up to 1000 V? #44
- Is it possible to use means of protection expired? #45
- What group on electrical safety needs to be the Chairman of the Commission for verification of knowledge of the electrotechnical personnel of the Consumer with electrical installations above 1000 In? #46
- What are the requirements of normative-technical documents must match the device of electroinstallations? #47
- What premises are electrical? #48
- Which group is divided into the electrotechnical staff? #49
- Who applies to the repair personnel? #50