General information
| Terminals | Stable screw clamp terminal blocks |
| Status indicators | |
| Cutoff in fuse mode | LED, red |
| 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 |
3 AC 340-576 V, 47-63 Hz DC 450-820 V |
| Input current | 3x 1.5 A |
| External fuse protection |
Each phase is internally fused. External fuse protection possibly for line protection |
| Transient immunity | Active transient filter, thus transient-proof per VDE 0160 / W2 |
Output (including logic)
| Output noise suppression | Device complies with EN 61000-6-3 (class B) |
| Output power | 490 W |
| Nominal voltage | DC 24-28 V (default setting: 24.5 V ±0.5%) |
| Power back immunity | 35 V |
| Protection functions | Output is short-circuit, overload- and no-load proof. |
| Overvoltage protection | 33 V ±10%: Transition to hiccup operation |
| Permissible output load | |
| TU = 0 to 45°C | 24.5 V / 25 A (612 W) or 28 V / 22 A (616 W) |
| TU = 0 to 60°C | 24.5 V / 20 A (490 W) or 28 V / 18 A (504 W) |
Efficiency, reliability
| Efficiency | Typ. 92% (24.5 V / 20 A, VinNom) |
| MTBF | 504,000 h |
| Losses | Typ. 42 W (24.5 V / 20 A, VinNom) |
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 | 150 mm |
| Height | 124 mm |
| Depth | 121 mm (plus top-hat rail) |
| Weight | 1800 g |
| Ventilation/Cooling | Normal convection, no fan required |
Material number:
0PS320.1Description:
24 VDC power supply unit, 3-phase, 20 A, input 400..500 VAC (3 phases), wide range, top-hat rail installation
| Documentation | Version (Date) | Download |
|---|---|---|
| Datasheet 0PS320.1 | PDF / 746 KB |