| MDR-20 20W Rail Type Switching Power Supply | |||||
| Project | Tehnical index | ||||
| Output | DC voltage | 12V | 24V | ||
| Rated current | 1.67A | 1A | |||
| Rated power | 20W | 24W | |||
| Ripple and noise ① | ＜120mV | ＜150mV | |||
| Voltage accuracy | ±1% | ±1% | |||
| Output voltage regulation range |
±10% | ||||
| Load adjustment rate | ±1% | ±1% | |||
| Linear adjustment rate | ±1% | ||||
| Input | Voltage range | 85-264VAC 47Hz～63Hz (120VDC～370VDC) | |||
| Efficiency(typical) ② | ＞81% | ＞84% | |||
| Working current | ＜0.55A 110VAC ＜0.35A 220VAC | ||||
| Impulse current | 110VAC 35A， 220VAC 70A | ||||
| Start，rise hold time | 1000ms、30ms、25ms ：110VAC 500ms、30ms、120ms ：220VAC | ||||
| Protect | Overload protection | 105%-150% type：protection mode：automatic recovery after belching mode abnormal conditions are removed |
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| Overload protection | When the output voltage is more than 135%，close the abnormanl output condition and restart it for recovery |
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| Environmental science | Working current | -20℃～+70℃；20%～90RH | |||
| Storage temperature and humidity | -40℃～+85℃；10%～95RH | ||||
| Safety regulations | Withstand voltage | Input output:3KVAC input ground：1.5KVAC outpu ground ：0.5KVAC for 1 minute | |||
| Isolation resistance | Input output，input shell，output shell ：500VDC/100MΩ | ||||
| Other | Size | 22.5*90*100mm | |||
| Net weight/gross weight | 170/185g | ||||