⚡ Cu ρ (75°C): 0.0214 Ω·mm²/m 🔌 NEC / IEC Standards: NFPA 70 & IEC 60364 🇺🇸 US Grid Avg: $0.175/kWh 🇩🇪 DE Grid Avg: €0.345/kWh 🇸🇪 SE Elpris: 1.54 SEK/kWh 🇳🇴 NO Strøm: 1.17 NOK/kWh 🔩 Copper Ref: $9,650/t (2026-10-25)
🏭 Industrial Electrical Conversion · Three-Phase & Single-Phase

370 kW to Amps at 230V Single-Phase AC (IEC)

Exact current (Amps), real power (kW), apparent power (kVA), mechanical horsepower (HP), breaker rating, and conductor size for 370 kW on a 230V Single-Phase AC (IEC) circuit.

Line Current (0.85 PF)1892.58 AAt 1.0 PF: 1608.7 A
Active / Apparent Power370.0 kW435.29 kVA · 229.31 kVAR
Recommended Breaker2500 A (NEC)2000 A (IEC Nominal)
Recommended Copper Wire4× 1000 kcmil (Parallel)IEC Metric: 4× 400 mm²

Engineering Breakdown for 370 kW at 230V

Input Rating370 kW (230V Single-Phase AC (IEC))
Amperage at 0.85 Power Factor (Industrial Motor/Transformer)1892.58 Amps
Amperage at 1.00 Power Factor (Resistive Load)1608.7 Amps
Real Power (kW / Watts)370.0 kW (370,000 W)
Apparent Power (kVA) & Reactive Power (kVAR)435.29 kVA / 229.31 kVAR
Equivalent Mechanical Horsepower (HP)496.18 HP
NEC 125% Continuous Circuit Breaker2500 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 370 kW at 230V (1-Phase)?

At 230V Single-Phase AC (IEC), 370 kW equals 1892.58 Amps at an industrial power factor of 0.85 (or 1608.7 Amps at unity power factor 1.0).

What size breaker and wire is needed for 370 kW at 230V?

For 1892.58A continuous load, NEC requires a 125% rated breaker of 2500A with 4× 1000 kcmil (Parallel) copper conductors, while IEC standard sizing uses a 2000A breaker with 4× 400 mm² copper cable.