Calcola la caduta di tensione ΔV in una linea in rame o alluminio, monofase o trifase, con controllo del limite CEI 6...
Calculate the full-load current (FLC) of a single-phase or three-phase electric motor from power, voltage, power fact...
Calculate the kVA size of a transformer from the load power (kW), the power factor and a growth margin. Discover why ...
Calculate the charging time of an electric car from the battery capacity, the state of charge and the charging power....
Calculate the annual energy cost of an electric motor, the energy drawn and lost as heat, and the saving from switchi...
Size the right generator: calculate the kVA size from continuous load, motor starting surge, power factor and margin....
Calculate the voltage drop of a cable from current, length, cross-section and voltage: check if it is within the reco...
Calculate power factor correction: from the active power and the current and target power factor (cos φ), get the cap...
Calculate the voltage drop of an electrical cable from current, length, cross-section and material (copper/aluminium,...
Compute equivalent resistance of N resistors in parallel: 1/R_eq = Σ 1/Ri. For two R_eq = R1·R2/(R1+R2). For n equal ...
Compute resistive voltage divider output: V_out = V_in · R2/(R1+R2). Loading effect, power dissipation, dB attenuatio...
Compute transformer turns ratio a = N₁/N₂ = V₁/V₂ = I₂/I₁. Step-up, step-down, isolation. Impedance reflection (a²), ...