4) 1.25 times the rated current of 60 seconds, 1.5 times the rated current of 5 seconds, overload protection action, ≥ 3 times the rated current short circuit protection
5) No-load loss: ≤ 5mA
6) Charging circuit voltage drop: less than 0.26V
7) The discharge circuit voltage drop: less than 0.15V