B&R 0PS1200.1
100 to 240 VAC wide-range input High dielectric strength 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 Closed metal housing 24 VDC power supply, 1-phase, 20 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.
IAC stocks legacy spares and exchange units and quotes upgrade paths. Send us the nameplate details and we will confirm a compatible replacement.
Technical specifications
General information
| Insulation voltages / Input - Output | 4 kV AC (type test) 2 kV AC (routine test) |
| Insulation voltages / Input - Ground | 2 kV AC (type test) 2 kV AC (routine test) |
| Insulation voltages / Output - Ground | 500 VDC (type test) |
| Connection cross section / Input / Wire end sleeves | Flexible cables require wire end sleeves in order to fulfill EN 62368 / UL 60950 |
| Connection cross section / Input / Flexible | 0.2 to 2.5 mm² / 24 to 14 AWG |
| Connection cross section / Input / Inflexible | 0.2 to 2.5 mm² / 24 to 14 AWG |
| Connection cross section / Output / Wire end sleeves | Flexible cables require wire end sleeves in order to fulfill EN 62368 / UL 60950 |
| Connection cross section / Output / Flexible | 0.5 to 4 mm² / 20 to 10 AWG |
| Connection cross section / Output / Inflexible | 0.5 to 6 mm² / 20 to 10 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 | 9 mm (input) 14 mm (output) |
Input
| Nominal input voltage | 100 to 240 VAC |
| Input voltage | AC 85 to 264 V (wide range), 45 to 65 Hz |
| Input current | Approx. 4.6 A (120 VAC) Approx. 2.4 A (230 VAC) |
| Inrush current limiting | <15 A |
| I²t | 1.4 A²s |
| Power failure bypass | >13 ms (120 VAC) >13 ms (230 VAC) |
| Switch-on time | <1 s (typical) |
| Power factor (cos φ) | 0.99 |
| Leakage current to PE | <3.5 mA |
| Protective circuit | Transient surge protection with varistor |
| Internal fuse | 10 A slow-blow |
| Required line fuse for line protection | 16 A (characteristic B) |
| Input voltage <90 VAC | Derating from output current: 2.5% per °C |
Output
| Output current / -25 to 55°C | 20.0 A |
| Output current / >55°C | Derating: 2.5% per °C |
| Nominal voltage | 24 VDC ±1% |
| Output power | 480 W |
| Setting range for output voltage | 22.5 to 29.5 VDC |
| Current limiting | Approx. 25 A (for short circuit) |
| Control deviation | <1% (static load change 10 to 90%) <2% (dynamic load change 10 to 90%) <0.1% (input voltage change ±10%) |
| Rise time | <2 ms (UOUT (10 to 90%)) |
| Residual ripple | <10 mVSS |
| Switching peaks | <80 mVSS |
| Can be connected in parallel | Yes, to establish redundancy and increase capacity |
| Can be connected in series | Yes |
| Max. capacitive load | Unlimited |
| Protection against internal overvoltages | Yes, limited to <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. 46 W |
| Power dissipation / No-load operation | Max. 4 W |
| Efficiency | >91% |
| MTBF | >500,000 h, per IEC 61709 (SN 29500) |
Operating conditions
| Mounting orientation / Horizontal | Yes |
| Mounting orientation / Vertical | No |
| Installation elevation above sea level / Maximum | 4000 m |
| Ventilation/Cooling | Normal convection, no fan required |
| Degree of protection per EN 60529 | IP20 |
| Protection class | I, with PE connection |
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
| Housing / Material | Steel sheet, galvanized Side panels: Aluminum |
| Dimensions / Width | 115 mm |
| Dimensions / Height | 130 mm |
| Dimensions / Depth | 152.5 mm |
| Installation | Easy top-hat rail installation (NS 35 rails, EN 60715) |
| Weight | 2000 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
Industrial Automation Co. stocks, sources, and repairs B&R parts — new, refurbished, or exchange units with warranty.
Specifications from the official B&R product catalog. Always confirm against the datasheet for your exact revision.