... charging current5A,10A ,15A ,20A ,30A ,40A(optional)Rated discharging current5A,10A ,15A ,20A ,30A ,40A(optional ... protection1.25 rated :loads current 30sec, 1.5 rated: loads current 5sec, over load protection action. ≥3 Rated: load current short ... circuit protection action.Circuit protectionOver-charge, over-discharge, short circuit and over-load ...