Converting power (kW) to the current (amps), and vice versa for 3-phase asynchronous motors 380 (winding connection - star).

Selects power packaging for motor connection:
- circuit breaker;
- Contactor (magnetic starter);
- Thermal current relay (protection against overcurrent);
- Cross-section of the power cables.

Based on the data used in the manufacture of height control stations.
Selection of the power equipment from a range of IEK.

Oriented for mobile phones.