PS-203
Power supply unit
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The PS-203 power supply unit operates with single-phase AC mains 50-60 Hz and converts the input voltage of 110/220V AC into 12/24/48V DC. The unit supplies shipboard equipment which is sensitive to input voltage surges and peaks.
Install in a dry environment (IP22). The PS-203 has a galvanic isolation of the input/output feed circuit and overvoltage protection.
Install in a dry environment (IP22). The PS-203 has a galvanic isolation of the input/output feed circuit and overvoltage protection.
| Model | PS-203-12.5 А | PS-203-6.5 А | PS-203-3.3 А |
| Input supply voltage, AC, frequency 50 (60) Hz, V |
110 (90 … 132)* 220 (180 … 264)* |
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| Output voltage, DC, V | 12 | 24 | 48 |
| Output power, W | 150 | 156 | 158.4 |
| Nominal load current, A | 12.5 | 6.5 | 3.3 |
| Power consumption, W | 175 | ||
| Efficiency, % | 83 | 86 | 86 |
| Fuse rating, A | 5 | 8 | 5 |
| Operating temperature, °C | -20 … +55 | ||
| Limiting temperature, °C | -60 … +70 | ||
| Max. weight, kg | 5 | ||
| Protection degree | IP 22 | ||
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* Supply voltage range is given in parenthesis. |
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