What cable should I run from the house to the garage if the length is 100 meters and the voltage drops?

Good afternoon. From the private house to the garage 100 meters. Light, sockets are working. Such tools as a drill, grinder, welding work fine. When the compressor is connected, the voltage drops and it does not pump air. When connected at home, all the rules. What cable do you need to run from home to the garage? At the moment, the cable is Pvsbm 3 * 1.5.

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  • Admin

    Hello! The voltage drop in the cable is due to the length of the line and the small cross-section of the cable. For loads up to 4 kW with a line length of 100 m, so that there is no voltage drop, you need to take a copper cable with a cross section of at least 6 sq. Mm. The type of cable can be selected VVGng, only it must additionally be tied to a cable so that it is not subjected to stretching. Or choose a cable that structurally has a cable to prevent it from stretching. So that the cable is not exposed to moisture and sunlight, it is recommended to additionally protect it with corrugation. The PVA wire is used indoors, not intended for outdoor installation.

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