18.5 kVA 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 18.5 kVA on a 24V DC Direct Current circuit.
Line Current (0.85 PF)770.83 AAt 1.0 PF: 770.83 A
Active / Apparent Power18.5 kW18.5 kVA · 0.0 kVAR
Recommended Breaker1000 A (NEC)800 A (IEC Nominal)
Recommended Copper Wire2× 1000 kcmil (Parallel)IEC Metric: 2× 400 mm²
Engineering Breakdown for 18.5 kVA at 24V
| Input Rating | 18.5 kVA (24V DC Direct Current) |
| Amperage at 0.85 Power Factor (Industrial Motor/Transformer) | 770.83 Amps |
| Amperage at 1.00 Power Factor (Resistive Load) | 770.83 Amps |
| Real Power (kW / Watts) | 18.5 kW (18,500 W) |
| Apparent Power (kVA) & Reactive Power (kVAR) | 18.5 kVA / 0.0 kVAR |
| Equivalent Mechanical Horsepower (HP) | 24.81 HP |
| NEC 125% Continuous Circuit Breaker | 1000 A |
| Minimum Copper Conductor (100 ft / 30 m, ≤3% Drop) | 2× 1000 kcmil (Parallel) (NEC) / 2× 400 mm² (IEC) |
Frequently Asked Questions
How many amps is 18.5 kVA at 24V (1-Phase)?
At 24V DC Direct Current, 18.5 kVA equals 770.83 Amps at an industrial power factor of 1.0 (or 770.83 Amps at unity power factor 1.0).
What size breaker and wire is needed for 18.5 kVA at 24V?
For 770.83A continuous load, NEC requires a 125% rated breaker of 1000A with 2× 1000 kcmil (Parallel) copper conductors, while IEC standard sizing uses a 800A breaker with 2× 400 mm² copper cable.
Other Power Ratings & Voltages
5 kVA at 24V (1P)10 kVA at 24V (1P)15 kVA at 24V (1P)20 kVA at 24V (1P)25 kVA at 24V (1P)30 kVA at 24V (1P)45 kVA at 24V (1P)50 kVA at 24V (1P)75 kVA at 24V (1P)100 kVA at 24V (1P)150 kVA at 24V (1P)200 kVA at 24V (1P)250 kVA at 24V (1P)500 kVA at 24V (1P)18.5 kVA at 120V Single-Phase AC18.5 kVA at 208V Single-Phase AC18.5 kVA at 230V Single-Phase AC (IEC)18.5 kVA at 240V Single-Phase AC (NEC)18.5 kVA at 208V Three-Phase AC18.5 kVA at 230V Three-Phase AC18.5 kVA at 400V Three-Phase AC (IEC Europe)18.5 kVA at 415V Three-Phase AC (UK / AU)18.5 kVA at 480V Three-Phase AC (US Industrial)18.5 kVA at 600V Three-Phase AC (Canada / Heavy)18.5 kVA at 48V DC Battery / Telecom Bus