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🏭 Industrial Electrical Conversion · Three-Phase & Single-Phase

1325 kW to Amps at 415V Three-Phase AC (UK / AU)

Exact current (Amps), real power (kW), apparent power (kVA), mechanical horsepower (HP), breaker rating, and conductor size for 1325 kW on a 415V Three-Phase AC (UK / AU) circuit.

Line Current (0.85 PF)2168.64 AAt 1.0 PF: 1843.35 A
Active / Apparent Power1325.0 kW1558.82 kVA · 821.16 kVAR
Recommended Breaker2800 A (NEC)2500 A (IEC Nominal)
Recommended Copper Wire4× 1000 kcmil (Parallel)IEC Metric: 4× 400 mm²

Engineering Breakdown for 1325 kW at 415V

Input Rating1325 kW (415V Three-Phase AC (UK / AU))
Amperage at 0.85 Power Factor (Industrial Motor/Transformer)2168.64 Amps
Amperage at 1.00 Power Factor (Resistive Load)1843.35 Amps
Real Power (kW / Watts)1325.0 kW (1,325,000 W)
Apparent Power (kVA) & Reactive Power (kVAR)1558.82 kVA / 821.16 kVAR
Equivalent Mechanical Horsepower (HP)1776.85 HP
NEC 125% Continuous Circuit Breaker2800 A
Minimum Copper Conductor (100 ft / 30 m, ≤3% Drop)4× 1000 kcmil (Parallel) (NEC) / 4× 400 mm² (IEC)

Frequently Asked Questions

How many amps is 1325 kW at 415V (3-Phase)?

At 415V Three-Phase AC (UK / AU), 1325 kW equals 2168.64 Amps at an industrial power factor of 0.85 (or 1843.35 Amps at unity power factor 1.0).

What size breaker and wire is needed for 1325 kW at 415V?

For 2168.64A continuous load, NEC requires a 125% rated breaker of 2800A with 4× 1000 kcmil (Parallel) copper conductors, while IEC standard sizing uses a 2500A breaker with 4× 400 mm² copper cable.