General information
| Terminals | Stable screw clamp terminal blocks |
| Status indicators | |
| Operation | LED, green |
| Overload | LED, red |
| Certifications |
Terminal block
| Connection cross section | |
| Flexible | 0.5 to 4 mm² / 20 to 10 AWG |
| Inflexible | 0.5 to 6 mm² / 20 to 10 AWG |
Input
| Input voltage | AC 85-132 / 184-264 V (auto-select), 47-63 Hz, auto-range |
| Input current | <10 A (115 V range) <BR/><5 A (230 V range) |
| External fuse protection | Via commercially available thermomagnetic circuit breaker |
| Transient immunity | Transient-proof per VDE 0160 / W2 |
Output (including logic)
| Output noise suppression | Device complies with EN 61000-6-3 (class B) |
| Output power | 480 W |
| Nominal voltage | 24 - 28 VDC |
| Power back immunity | 30 V |
| Protection functions | Output is short-circuit, overload- and no-load proof. |
| Permissible output load | 20 A / 24 V or 18 A / 28 V |
| Overvoltage protection | At 31 V ±3%: Transition to hiccup operation |
Efficiency, reliability
| Efficiency | Typ. 90% (230 VAC, 24 V / 20 A) |
| MTBF | 519,000 h |
| Losses | Typ. 53 W (230 VAC, 24 V / 20 A) |
Ambient conditions
| Temperature | |
| Operation | 0 to 70°C |
| Storage | -25 to 85°C |
| Relative humidity | |
| Operation | Max. 95% |
Mechanical properties
| Installation | Easy snap-on mounting onto the top-hat rail |
| Dimensions | |
| Width | 220 mm |
| Height | 124 mm |
| Depth | 102 mm (plus top-hat rail) |
| Weight | 1800 g |
| Ventilation/Cooling | Normal convection, no fan required |
Material number:
0PS120.1Description:
24 VDC power supply unit, 1-phase, 20 A, input 115/230 VAC, auto-select, top-hat rail installation
| Documentation | Version (Date) | Download |
|---|---|---|
| Datasheet 0PS120.1 | PDF / 812 KB |