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- Siemens 6EP1331-5BA10 SITOP PSU100C 120-230V AC 24V/1.3A DIN Rail Power Supply Siemens 6EP1331-5BA10 SITOP PSU100C 120-230V AC 24V/1.3A DIN Rail Power Supply
Siemens 6EP1331-5BA10 SITOP PSU100C 120-230V AC 24V/1.3A DIN Rail Power Supply
Siemens 6EP1331-5BA10 SITOP PSU100C 120-230V AC 24V/1.3A DIN Rail Power Supply
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- Description
The Siemens 6EP1331-5BA10 is a SITOP PSU100C single-phase power supply that converts 100-230 V AC (or 110-300 V DC) into a stabilized 24 V DC output rated 1.3 A. It mounts on a 30 mm-wide DIN rail, holds the output within 3% overall tolerance, and bridges a 20 ms mains dropout at rated load, making it suited to small 24 V control circuits with modest current demand.
Technical Specifications
| Order Number | 6EP1331-5BA10 |
| Brand | Siemens |
| Series | SITOP PSU100C |
| Product Designation | PSU100C |
| Input Type | 1-phase AC or DC |
| Input Voltage AC | 100...230 V (85...264 V range) |
| Input Voltage DC | 110...300 V |
| Line Frequency | 50/60 Hz (47...63 Hz) |
| Output Voltage | 24 V DC, adjustable 22.2...26.4 V via potentiometer |
| Output Current | 1.3 A rated; 1.2 A at +70C (derating 0.8%/K above +60C) |
| Output Power | 30 W typical |
| Voltage Tolerance | 3% |
| Residual Ripple | 25 mV typical, 200 mV max |
| Efficiency | 86% |
| Power Loss | 4.5 W typical at rated load |
| Mains Buffering | 20 ms minimum at 230 V input |
| Inrush Current Limit | 34 A max at 25C |
| Short-Circuit Protection | Electronic shutdown, automatic restart |
| Overvoltage Protection Threshold | less than 60 V |
| Galvanic Isolation | Yes - SELV, ES1 (IEC 62368-1) |
| Protection Class | IP20 / Class I |
| Ambient Temperature (operation) | -20...+70C |
| Enclosure Dimensions (WxHxD) | 30 x 80 x 100 mm |
| Mounting | DIN rail EN 60715 35x7.5/15 |
| Net Weight | 0.17 kg |
| MTBF | 3,838,624 h at 40C |
| Country of Origin | RO |
Certifications & Standards
- CE
- EAC
- CB
- Shipbuilding
- ABS
- DNV
- EPD
Selection Notes
At 1.3 A rated output and 30 W, the 6EP1331-5BA10 sits at the low-current end of the PSU100C family and fits a single 24 V drop such as a PLC CPU or a handful of contactor coils rather than a fully loaded panel. The output is adjustable from 22.2 to 26.4 V, so the set point can be trimmed to compensate for cable drop on a long 24 V run. Two units can be paralleled to raise available current, and the 20 ms buffering time covers short mains dips without a separate UPS module. Above +60C the output derates 0.8%/K, dropping to 1.2 A at +70C, so enclosure ventilation matters more than current headroom in this rating.