... could be chosen by users.3,Functions:short circuit protection, overload protection, over current protection, internal heat shut off ... .3 4 A Constant current Output circuitIl 1 circuit Output voltage rangeVo12 58VInput 110VACOutput voltage rangeVo12 150VInput ... °C-40 90°C protectionFunction with output short circuit protection, overload protection, and thermal protectionNo-load loss< 1WIntensityof ...