Kewell EBD250 Battery Pack Charge and Discharge Test System (125/250kW, 400/800A)
AC power input voltage: 380VAC±10%, 3φ3W+G, frequency: 50Hz/60Hz±3Hz
Power quality
- Power factor:≥0.99
- Total harmonic distortion (THD): <3%
Channel number: 2
Power
- Single-channel power: 125kW
- Double-channel power: 250kW
Rated current
- Single-channel rated current: 400A
- Double-channel rated current: 800A
Output DC voltage range: 24-800V
Output DC voltage precision: ±(0.1%·FS+5dgt)
Output DC current precision: ±(0.1%·FS+5dgt)
Response time
- Current rise/down response: 3-5ms (0-90%)
- Charge and discharge switch time: 6-10ms (-90%-90%)
- Main channel data acquisition speed: 10ms
Output ripple: <0.2%FS
Overall efficiency: ≥94%
Equipment noise: ≤65dB
Protection grade: IP22
Cooling mode: force-air cooling
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