100 kWh EV Battery Charging Time on 30 kW (DC Fast Charger Destination)
Real-world charging duration (10–80%, 20–80%, and 0–100%), range added per hour, charging cost, and electrical circuit breaker sizing.
10% to 80% Charge Time2h 47m20%–80%: 2h 23m
Full 0% to 100% Time4h 46mGrid Energy: 108.7 kWh
Driving Range Added / Hour+157.6 km/h+97.9 miles / hour
Circuit Breaker Required60A (NEC)43.3A @ 400V (3P)
Charging Time & Electrical Specification Table (100 kWh @ 30 kW)
| EV Battery Usable Capacity | 100 kWh |
| Charger Output Rating | 30 kW (DC Fast Charger Destination) |
| 10% to 80% Charging Time (Daily / Highway Optimal) | 2h 47m (2.78 hours) |
| 20% to 80% Charging Time | 2h 23m (2.38 hours) |
| 0% to 100% Full Charge Time (with BMS Tapering) | 4h 46m (4.76 hours) |
| Estimated Full Charge Cost (US / Germany / Sweden) | $19.02 (US) · €36.96 (DE) · 179.35 kr (SE) |
| Continuous Current Draw & Breaker | 43.3 A @ 400V (3-Phase) → 60A NEC / 45A IEC Breaker |
Frequently Asked Questions
How long does it take to charge a 100 kWh EV battery at 30 kW?
Charging a 100 kWh electric vehicle battery from 10% to 80% on a 30 kW (DC Fast Charger Destination) takes approximately 2h 47m (or 4h 46m for a full 0% to 100% charge including charger efficiency and BMS tapering).
What breaker size is required for a 30 kW EV charger?
At 400V (3-Phase), a 30 kW charger draws 43.3A continuously, requiring a 60A breaker under US NEC 625.41 (125% continuous load rule) or a 45A breaker under European IEC/NEK standards.
Compare Other Chargers & Battery Sizes
100 kWh at 1.4 kW Charger100 kWh at 2.3 kW Charger100 kWh at 3.6 kW Charger100 kWh at 4.6 kW Charger100 kWh at 7.2 kW Charger100 kWh at 7.6 kW Charger100 kWh at 11 kW Charger100 kWh at 19.2 kW Charger100 kWh at 50 kW Charger100 kWh at 75 kW Charger100 kWh at 120 kW Charger100 kWh at 175 kW Charger100 kWh at 250 kW Charger100 kWh at 350 kW Charger40 kWh Battery at 30 kW50 kWh Battery at 30 kW60 kWh Battery at 30 kW65 kWh Battery at 30 kW70 kWh Battery at 30 kW75 kWh Battery at 30 kW77 kWh Battery at 30 kW82 kWh Battery at 30 kW90 kWh Battery at 30 kW