B&R 0PS1042.2
100 to 240 VAC wide-range input Can be connected in parallel for increased capacity and redundancy Reliable operation due to long power failure bypass function under full load and high MTBF (>500,000 h) International certification package Wide temperature range from -25 to 70°C Extra flat design Easy DIN rail or wall mounting 24 VDC power supply, 1-phase, 4.2 A, input 100 to 240 VAC, wide range, top-hat rail installation
Lifecycle & replacement
No manufacturer-published lifecycle data for B&R part numbers is indexed here yet. Ask IAC to check availability and an upgrade path.
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Technical specifications
General information
| Insulation voltages / Input - Output | 4 kV AC (type test) 2 kV AC (routine test) |
| Connection cross section / Wire end sleeves | Flexible cables require wire end sleeves in order to fulfill EN 62368 / UL 60950 |
| Connection cross section / Flexible | 0.2 to 2.5 mm² / 24 to 12 AWG |
| Connection cross section / Inflexible | 0.2 to 2.5 mm² / 24 to 12 AWG |
| Certifications / CE | Yes |
| Certifications / UKCA | Yes |
| Certifications / UL | cULus E123528 Industrial control equipment |
| Status display | Green LED (DC OK), threshold value Uout = 21.5 V |
| Connection type | Screw terminal |
| Wire stripping length | 6.5 mm (input/output) |
Input
| Nominal input voltage | 100 to 240 VAC |
| Input voltage | AC 85 to 264 V (wide range), 45 to 65 Hz DC 95 to 250 V |
| Input current | Approx. 1.3 A (120 VAC) Approx. 0.8 A (230 VAC) |
| Inrush current limiting | <15 A (typical) |
| I²t | <1 A²s |
| Power failure bypass | >20 ms (120 VAC) >100 ms (230 VAC) |
| Switch-on time | <0.5 s (typical) |
| Protective circuit | Transient surge protection with varistor |
| Internal fuse | 4 A slow-blow |
| Required line fuse for line protection | 6 A (characteristic B) 10 A (characteristic B) 16 A (characteristic B) |
Output
| Output current / -25 to 40°C | 4.4 A |
| Output current / 40 to 55°C | 4.2 A |
| Output current / >55°C | Derating: 2.5% per °C |
| Nominal voltage | 24 VDC ±1% |
| Output power | 100 W |
| Setting range for output voltage | 22.5 to 29.5 VDC (>24 VDC power constant) |
| Current limiting | Max. 6.5 A |
| Control deviation | <1% (static load change 10 to 90%) <2% (dynamic load change 10 to 90%) <0.1% (input voltage change ±10%) |
| Rise time | <0.5 s (UOUT (10 to 90%)) |
| Residual ripple | <25 mVSS (at nominal values) |
| Switching peaks | <25 mVSS (at nominal values) |
| Can be connected in parallel | Yes, to establish redundancy and increase capacity |
| Can be connected in series | Yes |
| Protection against internal overvoltages | Yes, limited to approximately 35 VDC |
| Protective functions | Output protected against continuous short circuit, open circuit and overload |
| Power back immunity | Max. 35 VDC |
| Output noise suppression | Device complies with EN 55011 (class B) |
Efficiency, reliability
| Power dissipation / Rated load | Max. 13.2 W |
| Power dissipation / No-load operation | Max. 0.7 W |
| Efficiency | >88% (at 230 VAC and nominal values) |
| MTBF | >500,000 h, per IEC 61709 (SN 29500) |
Operating conditions
| Installation elevation above sea level / Maximum | 6000 m |
| Ventilation/Cooling | Normal convection, no fan required |
| Degree of protection per EN 60529 | IP20 |
| Protection class | II |
Ambient conditions
| Temperature / Operation | -25 to 70°C (>55°C derating) |
| Temperature / Storage | -40 to 85°C |
| Temperature / Transport | -40 to 85°C |
| Relative humidity / Operation | Max. 95%, non-condensing |
| Vibration / Operation | <15 Hz, amplitude ±2.5 mm, per IEC 60068-2-6 15 to 150 Hz, 2.3 g, 90 min |
| Shock / Operation | 30 g in each direction, per IEC 60068-2-27 |
| Pollution degree | 2, per EN 50178 |
| Climate category | 3K3, per EN 60721 |
Mechanical properties
| Dimensions / Width | 90 mm |
| Dimensions / Height | 90 mm |
| Dimensions / Depth | 61 mm |
| Installation | Easy top-hat rail installation (DIN rail NS 35, EN 60715) or wall mounting |
| Weight | 400 g |
Documentation & CAD
Files hosted by B&R Industrial Automation; links open the official download page.
Datasheets
3D CAD models
Certificates
Get a quote for a replacement
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Specifications from the official B&R product catalog. Always confirm against the datasheet for your exact revision.