![]() The set of measures to ensure the necessary requirements to the grounding device is represented by the following solutions: In accordance with EIC 1.7.101 the resistance of the grounding device, to which the neutrals of the generator or transformer or single-phase current supply terminals are connected, should not exceed 4 ohms at any time of the year at the line voltage of 380 W of a three-phase power source. In accordance with the EIC p.1.7.96, 1.7.97 and 1.7.104 for electric installation with the voltage above 1 kW in networks with the isolated neutral (35-10 kW), the grounding device resistance should not exceed 4 Ohm The activities were carried out in accordance with the EIC 7 th ed. Preferable variant: deep-laid modular grounding.ĭownload the layout of a unit transformr substation in PDF.ĭownload the layout of a unit transformr substation in DWG (AutoCAD). ![]() ![]() Length: 3,06 m width 2,1 m height: 4,5 m. Object: unit transformer substation (UTS) of class 10/0,4 kW. ![]() It is necessary to make calculations and make a grounding project for the object.
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