1401, Block B, Jinyu International Center, Changping District, Beijing
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Rectifier SSC4875BG1
TexAi
The Rectifier SSC4875BG1, a high-performance product from Chinese manufacturer TexAi, is engineered as a critical component in telecommunication power systems. With a rated output voltage of 54V and a maximum power output of 4000 Watts, this rectifier achieves an impressive energy conversion efficiency of up to 96%, making it ideal for energy-sensitive applications. Its flexible design allows it to operate as a standalone module or integrate seamlessly into larger power systems, catering to diverse fields such as communications, railway, broadcasting, and enterprise networks. The 1U industrial form factor ensures space-efficient installation, while advanced features like MPPT (Maximum Power Point Tracking) and active load sharing enhance its reliability and adaptability in demanding environments.
Parameter | Specification |
Model | SSC4875BG1 |
Input Voltage Range | 58～150Vdc |
Rated Input Voltage | 125Vdc |
Maximum Input Voltage | 150Vdc |
Maximum Input Current | 58A |
Inrush Current | ≤150% of steady-state peak input current (at rated input voltage) |
Peak Efficiency | >96% (tested at 25℃, 125Vdc input, 54Vdc output) |
Parameter | Specification |
Output Voltage (min/typ/max) | 42/54/58 Vdc |
Output Current | 75A@54Vdc |
Output Regulation | -0.5% to +0.5% |
Maximum Output Power | 4000W |
Current Limit (maximum) | 83.3A |
Output Noise (peak to peak) | <200 mV (20MHz bandwidth) |
Psophometric Noise | <2 mV |
Dynamic Response | ≤5% |
Start-up Time | <10s |
Load Sharing | -5% to +5% |
Protection Type | Specification | Notes |
Over Temperature Protection | 75℃ (shutdown threshold) | Triggers when internal temperature exceeds limit |
Input Over Voltage Protection | 155Vdc (shutdown threshold) | Module shuts down to prevent damage |
Input Under Voltage Protection | 56Vdc (shutdown threshold) | Ensures safe operation under low input |
Output Over Voltage Protection | 59Vdc | Protects connected devices from overvoltage |
Short Circuit Protection | No damage during long-term short circuits | Maintains durability in fault conditions |
Parameter | Range | Notes |
Storage Temperature | -40°C to +85°C | Suitable for harsh storage environments |
Operating Temperature | -40°C to +75°C | Full load operation from -40°C to +55°C; derating required above 55°C |
Humidity | 5% to 90% (non-condensing) | Prevents moisture-related issues |
Altitude | -100m to 2000m | Derating required for altitudes above 2000m |
MTBF (Mean Time Between Failures) | 300,000 hours | Indicates high reliability |
Insulation Resistance | 20MΩ (input-enclosure; input-output) | Ensures electrical safety |
Dielectric Strength | 707Vdc (input-enclosure; output-enclosure) | Meets industry safety standards |
Cooling Method | Horizontal forced air cooling | Efficient heat dissipation |
Audible Noise | <55dBA | Quiet operation for noise-sensitive settings |
The rectifier features status indicators via colored LEDs to simplify monitoring:
Light Color | Status Description |
Green (Constant) | Module operates normally |
Green (Flashing) | Module operates normally and maintains communication with the controller |
Yellow (Constant) | Derated operation due to input voltage fluctuations or temperature changes |
Red (Constant) | Fault detected (e.g., EEPROM error, input/output voltage anomalies, temperature faults, CAN bus issues) |
Red (Flashing) | Fan fault |
· 1U Industrial Design: Compact form factor for space-efficient integration in rack-mounted systems, ideal for dense power setups.
· Wide Solar Input Range: Accepts 58Vdc to 150Vdc, compatible with various solar panel configurations and ensuring flexibility in renewable energy setups.
· High Efficiency: Exceeds 96% energy conversion, reducing power loss and operational costs in long-term use.
· Extreme Temperature Tolerance: Operates reliably from -40°C to +75°C, making it suitable for harsh outdoor or industrial environments.
· Active Load Sharing: Enables parallel operation of multiple units, distributing load evenly to enhance system stability.
· Advanced Internal Monitoring: Real-time tracking of voltage, current, and temperature, with instant fault alerts via LED indicators.
· MPPT (Maximum Power Point Tracking): Optimizes energy harvest from solar inputs, maximizing power output in variable light conditions.
The Rectifier SSC4875BG1 is designed to meet the demands of diverse critical infrastructure, including:
· Telecommunication Networks: Seamlessly integrates into power systems for base stations, ensuring uninterrupted operation of 5G/4G equipment and data transmission.
· Broadband Networks: Supports stable power supply for fiber optic nodes and broadband access devices, maintaining high-speed data flow.
· Broadcasting and Railway Networks: Withstands vibration and temperature extremes, powering signal transmitters, railway communication systems, and monitoring equipment.
· Enterprise Networks: Provides reliable backup or primary power for data centers, server rooms, and corporate IT infrastructure, minimizing downtime risks.
Compliant with international standards such as EN55032 (emissions) and IEC60068 (environmental testing), the Rectifier SSC4875BG1 stands as a robust solution for high-performance power management in critical applications.
