| Model | HKI350-120NB | HKI350-240NB |
| Output | direct voltage/current | 12V/30A | 24V/15A |
| voltage range | 11.4~12.6V | 21.6~28.8V |
| current range | 0~30A | 0~15A |
| stabilized voltage precision | ±4% | ±4% |
| ripple | ＜50mVp-p | ＜80mVp-p |
| Input | least efficiency | 86% | 86% |
| voltage range | 90～132VAC/176-264VAC(switch） |
| surge current | Cold-boot＜65A/230VAC |
| Protection | overvoltage | 115%-135%(rated voltage)，re-power after fault removed |
| overcurrent | 120%-180%(rated current)，re-power after fault removed |
| over temperature | OTP point to ensure that all components do not exceed the specified temperature，re-power after fault removed |
| undervoltage | AC input undervoltage protection point: <=60Vac, undervoltage protection recovery point: >=70Vac |
| short circuit | When the output terminal is short-circuited, the power supply cannot be damaged, cannot catch fire, and can automatically recover after the short-circuit is eliminated |
| Environment | operating temperature | -25～+70℃，20～90﹪RH，no condensation（please refer to derating curve） |
| reserving temperature | -40～+85℃，10～95﹪RH，no condensation |
| vibration | 10～500HZ,5G 10 min/cycle，60 min/X,Y,Z directions |
| Safety | safety standard | UL60950-1， IEC/EN61558-1，IEC/EN60335-1 approved |
| electromagnetic compatibility standard | IEC6100-3-3，IEC61000-4-2,4,5,6,8,11 |
| Withstand voltage | I/P-O/P：3KVAC I/P-FG: 2KVAC O/P-FG: 0.5KVAC |
| Other | dimensions | 215*115*30mm |
| package | 20pcs/18kg |
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