45 kWh EV Battery Charging Time on 150 kW (High-Power CCS DC Charger)
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 Time15 min20%–80%: 13 min
Full 0% to 100% Time26 minGrid Energy: 48.9 kWh
Driving Range Added / Hour+788.0 km/h+489.6 miles / hour
Circuit Breaker Required300A (NEC)216.5A @ 400V (3P)
Charging Time & Electrical Specification Table (45 kWh @ 150 kW)
| EV Battery Usable Capacity | 45 kWh |
| Charger Output Rating | 150 kW (High-Power CCS DC Charger) |
| 10% to 80% Charging Time (Daily / Highway Optimal) | 15 min (0.25 hours) |
| 20% to 80% Charging Time | 13 min (0.21 hours) |
| 0% to 100% Full Charge Time (with BMS Tapering) | 26 min (0.43 hours) |
| Estimated Full Charge Cost (US / Germany / Sweden) | $8.56 (US) · €16.63 (DE) · 80.68 kr (SE) |
| Continuous Current Draw & Breaker | 216.5 A @ 400V (3-Phase) → 300A NEC / 225A IEC Breaker |
Frequently Asked Questions
How long does it take to charge a 45 kWh EV battery at 150 kW?
Charging a 45 kWh electric vehicle battery from 10% to 80% on a 150 kW (High-Power CCS DC Charger) takes approximately 15 min (or 26 min for a full 0% to 100% charge including charger efficiency and BMS tapering).
What breaker size is required for a 150 kW EV charger?
At 400V (3-Phase), a 150 kW charger draws 216.5A continuously, requiring a 300A breaker under US NEC 625.41 (125% continuous load rule) or a 225A breaker under European IEC/NEK standards.
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