5 calculators
Electrical Calculators
Industrial electrical calculators for transformer sizing, voltage drop on copper cables, current loads and power factor correction.
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kVA to kW Calculator
Convert apparent power (kVA) to real power (kW) using power factor.
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Voltage Drop Calculator
Calculate cable voltage drop for single-phase or three-phase copper conductors.
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Cable Sizing Calculator (by voltage drop)
Estimate minimum copper cable cross-section to keep voltage drop within limits.
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Power Factor Calculator
Compute power factor from real and apparent power.
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Current Calculator (3-phase)
Calculate full-load current of a 3-phase motor.
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