Shop Legrand Stabilised 48V 480W Switching Power Supply 146644 | 146644 In Iraq Best Prices
High-efficiency 48V/480W switched-mode DC power supply with adjustable output (48-55V), short-circuit protection, and 94% efficiency. Suitable for industrial automation, telecommunications, and control systems with UL certification.
The Legrand Stabilised Mono Switching Power Supply (Model 146644) is a high-performance industrial-grade direct current power supply designed for demanding applications requiring reliable 48V output. This single-phase power supply delivers a nominal output of 48V at 10A with a maximum power rating of 480W, making it ideal for telecommunications, automation systems, and other industrial control applications. The unit features advanced switched-mode technology with integrated Power Factor Correction (PFC) filter, ensuring minimal harmonic pollution and exceptional efficiency of up to 94%. The adjustable output voltage range from 48V to 55V provides flexibility for various load requirements, while the short-circuit-proof design protects connected equipment from damage during fault conditions.
This power supply incorporates multiple safety and reliability features including output voltage stabilization, temporary overcurrent capability (up to 150% for 3 seconds), and status feedback via signal or relay contact. The unit is compliant with international standards including UL 508, IEC EN 60950-1, and IEC EN 61204-3, with UL approval for use in USA and Canada. The aluminum casing provides excellent thermal management and durability, while the compact design (86mm width, 125mm height, 113mm depth) allows for easy integration into distribution boards via symmetrical rail mounting. The screw connection terminals accommodate conductors from 4-4 mm², ensuring secure and reliable electrical connections for industrial installations.
The power supply operates across a wide input voltage range from 100-240V AC (50/60 Hz) or 124-370V DC, making it adaptable to various power distribution systems. The front panel potentiometer allows for convenient on-site adjustment of output voltage, while the output voltage present indicator provides visual confirmation of proper operation. Operating temperature range of -25 to 60°C ensures reliable performance in diverse industrial environments, and the unit is suitable for safety-critical applications. With its combination of high efficiency, robust protection mechanisms, and flexible configuration options, this Legrand power supply represents an excellent choice for industrial facilities requiring dependable DC power distribution.
Key Features
- Stabilised 48V output at 10A with 480W nominal power capacity
- Adjustable output voltage range from 48V to 55V for flexible load requirements
- High efficiency up to 94% with integrated PFC filter for minimal harmonic distortion
- Short-circuit-proof design with temporary overcurrent capability (150% for 3 seconds)
- UL 508, IEC EN 60950-1, and IEC EN 61204-3 certified for USA and Canada compliance
- Wide input voltage range: 100-240V AC (50/60 Hz) or 124-370V DC
- Compact aluminum casing with symmetrical rail mounting capability
- Output voltage present indicator and status feedback via relay contact
- Operating temperature range -25 to 60°C for diverse industrial environments
- Screw terminal connections supporting 4-4 mm² conductors for secure installation
Technical Specifications
| Specification |
Value |
| Product Model | 146644 |
| Manufacturer | Legrand |
| Product Type | Stabilised Mono Switching Power Supply |
| Nominal Output Voltage | 48V DC |
| Adjustable Output Voltage Range | 48V to 55V |
| Maximum Output Current | 10A |
| Nominal Power Output | 480W |
| Input Voltage AC Range | 100-240V AC (50/60 Hz) or 88-264V AC (60 Hz) |
| Input Voltage DC Range | 124-370V DC |
| Operating Frequency | 50/60 Hz |
| Power Efficiency | Up to 94% |
| Short-Circuit Protection | Yes - Short-circuit-proof design |
| Overcurrent Capability | Up to 150% for 3 seconds |
| Output Voltage Stabilized | Yes |
| Voltage Adjustment | Potentiometer on front panel |
| Width | 86mm |
| Height | 125mm |
| Depth | 113mm |
| Casing Material | Aluminium |
| Mounting Type | Symmetrical rail mounting (7.5mm and 15mm depth) |
| Terminal Type | Screw connection |
| Conductor Capacity | 4-4 mm² |
| Operating Temperature Range | -25°C to 60°C |
| Storage Temperature Range | -40°C to 85°C |
| Power Factor Correction | Integrated PFC filter (from 120W) |
| Output Voltage Indicator | Yes - Output voltage present indicator |
| Status Feedback | Signal or relay contact for active output voltage status |
| Standards Compliance | UL 508, IEC EN 60950-1, IEC EN 61204-3 |
| Certifications | UL listed cULus - Approved in USA and Canada |
| Suitable for Safety Functions | Yes |
| Connection Type | Copper conductors only |
| EAN Code | 3414970543479 |
| Direct Mounting | Yes |
| Batteries/Accumulator | No |
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