85 kWh EV Battery Charging Time on 43 kW (Rapid AC / Fleet 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 Time1h 39m20%–80%: 1h 25m
Full 0% to 100% Time2h 49mGrid Energy: 92.4 kWh
Driving Range Added / Hour+225.9 km/h+140.4 miles / hour
Circuit Breaker Required80A (NEC)62.1A @ 400V (3P)
Charging Time & Electrical Specification Table (85 kWh @ 43 kW)
| EV Battery Usable Capacity | 85 kWh |
| Charger Output Rating | 43 kW (Rapid AC / Fleet Charger) |
| 10% to 80% Charging Time (Daily / Highway Optimal) | 1h 39m (1.65 hours) |
| 20% to 80% Charging Time | 1h 25m (1.41 hours) |
| 0% to 100% Full Charge Time (with BMS Tapering) | 2h 49m (2.82 hours) |
| Estimated Full Charge Cost (US / Germany / Sweden) | $16.17 (US) · €31.42 (DE) · 152.46 kr (SE) |
| Continuous Current Draw & Breaker | 62.1 A @ 400V (3-Phase) → 80A NEC / 63A IEC Breaker |
Frequently Asked Questions
How long does it take to charge a 85 kWh EV battery at 43 kW?
Charging a 85 kWh electric vehicle battery from 10% to 80% on a 43 kW (Rapid AC / Fleet Charger) takes approximately 1h 39m (or 2h 49m for a full 0% to 100% charge including charger efficiency and BMS tapering).
What breaker size is required for a 43 kW EV charger?
At 400V (3-Phase), a 43 kW charger draws 62.1A continuously, requiring a 80A breaker under US NEC 625.41 (125% continuous load rule) or a 63A breaker under European IEC/NEK standards.
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