3 kW to Amps at 24V DC Direct Current
Exact current (Amps), real power (kW), apparent power (kVA), mechanical horsepower (HP), breaker rating, and conductor size for 3 kW on a 24V DC Direct Current circuit.
Line Current (0.85 PF)125.0 AAt 1.0 PF: 125.0 A
Active / Apparent Power3.0 kW3.0 kVA · 0.0 kVAR
Recommended Breaker160 A (NEC)125 A (IEC Nominal)
Recommended Copper Wire1 AWGIEC Metric: 35 mm²
Engineering Breakdown for 3 kW at 24V
| Input Rating | 3 kW (24V DC Direct Current) |
| Amperage at 0.85 Power Factor (Industrial Motor/Transformer) | 125.0 Amps |
| Amperage at 1.00 Power Factor (Resistive Load) | 125.0 Amps |
| Real Power (kW / Watts) | 3.0 kW (3,000 W) |
| Apparent Power (kVA) & Reactive Power (kVAR) | 3.0 kVA / 0.0 kVAR |
| Equivalent Mechanical Horsepower (HP) | 4.02 HP |
| NEC 125% Continuous Circuit Breaker | 160 A |
| Minimum Copper Conductor (100 ft / 30 m, ≤3% Drop) | 1 AWG (NEC) / 35 mm² (IEC) |
Frequently Asked Questions
How many amps is 3 kW at 24V (1-Phase)?
At 24V DC Direct Current, 3 kW equals 125.0 Amps at an industrial power factor of 1.0 (or 125.0 Amps at unity power factor 1.0).
What size breaker and wire is needed for 3 kW at 24V?
For 125.0A continuous load, NEC requires a 125% rated breaker of 160A with 1 AWG copper conductors, while IEC standard sizing uses a 125A breaker with 35 mm² copper cable.
Other Power Ratings & Voltages
5 kW at 24V (1P)10 kW at 24V (1P)15 kW at 24V (1P)20 kW at 24V (1P)25 kW at 24V (1P)30 kW at 24V (1P)45 kW at 24V (1P)50 kW at 24V (1P)75 kW at 24V (1P)100 kW at 24V (1P)150 kW at 24V (1P)200 kW at 24V (1P)250 kW at 24V (1P)500 kW at 24V (1P)3 kW at 120V Single-Phase AC3 kW at 208V Single-Phase AC3 kW at 230V Single-Phase AC (IEC)3 kW at 240V Single-Phase AC (NEC)3 kW at 208V Three-Phase AC3 kW at 230V Three-Phase AC3 kW at 400V Three-Phase AC (IEC Europe)3 kW at 415V Three-Phase AC (UK / AU)3 kW at 480V Three-Phase AC (US Industrial)3 kW at 600V Three-Phase AC (Canada / Heavy)3 kW at 48V DC Battery / Telecom Bus