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

1250 kVA to Amps at 600V Three-Phase AC (Canada / Heavy)

Exact current (Amps), real power (kW), apparent power (kVA), mechanical horsepower (HP), breaker rating, and conductor size for 1250 kVA on a 600V Three-Phase AC (Canada / Heavy) circuit.

Line Current (0.85 PF)1202.81 AAt 1.0 PF: 1202.81 A
Active / Apparent Power1062.5 kW1250.0 kVA · 658.48 kVAR
Recommended Breaker1600 A (NEC)1600 A (IEC Nominal)
Recommended Copper Wire3× 1000 kcmil (Parallel)IEC Metric: 3× 400 mm²

Engineering Breakdown for 1250 kVA at 600V

Input Rating1250 kVA (600V Three-Phase AC (Canada / Heavy))
Amperage at 0.85 Power Factor (Industrial Motor/Transformer)1202.81 Amps
Amperage at 1.00 Power Factor (Resistive Load)1202.81 Amps
Real Power (kW / Watts)1062.5 kW (1,062,500 W)
Apparent Power (kVA) & Reactive Power (kVAR)1250.0 kVA / 658.48 kVAR
Equivalent Mechanical Horsepower (HP)1424.84 HP
NEC 125% Continuous Circuit Breaker1600 A
Minimum Copper Conductor (100 ft / 30 m, ≤3% Drop)3× 1000 kcmil (Parallel) (NEC) / 3× 400 mm² (IEC)

Frequently Asked Questions

How many amps is 1250 kVA at 600V (3-Phase)?

At 600V Three-Phase AC (Canada / Heavy), 1250 kVA equals 1202.81 Amps at an industrial power factor of 0.85 (or 1202.81 Amps at unity power factor 1.0).

What size breaker and wire is needed for 1250 kVA at 600V?

For 1202.81A continuous load, NEC requires a 125% rated breaker of 1600A with 3× 1000 kcmil (Parallel) copper conductors, while IEC standard sizing uses a 1600A breaker with 3× 400 mm² copper cable.