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Description
Huawei R4875G5 Rectifier Module is a high power density, high efficiency digital rectifier module with power up to 4000W and maximum efficiency up to 97%, and supports input of 85VAC -300VAC or 85VDC -420VDC, and output -42VDC to -58VDC (adjustable) or -57VDC constant.
Huawei R4875G5 Rectifier Module Product Overview
Huawei R4875G5 Rectifier Module is a digital rectifier with high efficiency and high power density. The unit supports a wide input voltage range and provides 53.5v DC default output voltage. At the same time, R4875G5 provides comprehensive protection functions and supports soft start with low noise. Multiple rectifiers can be connected inparallel. With the power monitoring technology, states of the rectifier and load are monitored in real time, and the output voltage can be adjusted.n network of enterprises
Huawei R4875G5 Rectifier Module Product Pictures
Huawei R4875G5 Rectifier Module Product Specifications
| Product Type | R4875G5 | ||
| Basic Specifications | Dimension | 105 mm(W)×281mm(D)×40.8 mm(H) | |
| Weight | ≤ 2.2 kg | ||
| Cooling | Forced air cooling (Built-in fan) | ||
| Input Feature | Input Mode | AC: 220VAC single-phase (or 110VAC dual-live lines) | DC |
| Input Voltage | 85VAC -300VAC | 85VDC -420VDC | |
| Frequency | 45Hz -66Hz, rated: 50/60 Hz | ||
| Maximum Input Current | ＜21A | ||
| Power Factor | >=0.99 (load>=50%) | — | |
| THD | <=3% (load>=50%) | — | |
| Output Feature | Efficiency | 97% Max >=96%(230VAC, 30% -80% load) | |
| Output Voltage | 42VDC -58 VDC, rated voltage: 53.5VDC / 57VDC | ||
| Output Power | 4000W(176VAC -300VAC), 1600W (85VAC -175VAC linear derating) | ||
| Ripple and Noise | <=200mVp-p (bandwidth<=20 MHz) | ||
| Hold-up Time | >10ms | ||
| Output Regulated Voltage Precision | <=0.6% Vo from no load to full load | ||
| Current Share | ±5% output rated current from 10% to 100% load | ||
| Environmental Specifications | Operating Temperature | -40 ℃to +75 ℃ | |
| Storage Temperature | –40°C to +75°C (without packaging) | ||
| Relative Humidity | 5%–95% RH (non-condensing) | ||
| Altitude Range | 0 -5000m (When the altitude ranges from 2000m to 5000m, the operating temperature decreases by 1°C for each additional 200m) | ||
| Protection | Input Overvoltage Protection | AC protection threshold:>300 VAC | |
| DC protection threshold:> 420VDC | |||
| Input Under-voltage Protection | AC protection threshold: <80VAC | ||
| DC protection threshold: <80VDC | |||
| Output Over-voltage Protection | Protection range: 56VDC -60VDC (can be set on the monitoring module) | ||
| Output Short Circuit Protection | A long term short circuit is allowed. After the fault disappears, the rectifier is restored to a healthy state automatically | ||
| Over-temperature Protection | The rectifier protects against over-temperature | ||
| Reliability | MTBF | >= 500,000 hours | |
| Audible Noises | Specification | <=55dB (40 ℃, full load) | |
| Safety/EMC/Lightening Protection | Safety Certification | TUV, CE, UL, and FCC certifications, CB certificate | |
| Complies with UL60950-1, IEC60950-1, CAN/CSA C22.2 No. 60950-1, and EN60950-1. | |||
| Isolation | Input to output: 4242 Vdc; input to earth: 2121 Vdc; output to earth: 707 Vdc | ||
| EMC | EN55022 Class B; EN55024; EN61000-3-2; EN61000-3-3; ETSI EN300386; ETSI EN301489; ITU-T K.20 | ||
| FCC CFR47 Part 15 Subpart B:2012 | |||
| Lightening protection | 5kA | ||
Huawei R4875G5 Rectifier Module Product Features
- Maximum efficiency up to 97%, saving energy
- Wide input voltage range: 85VAC -300VAC or 85VDC -420VDC
- Wide operating temperature range: -40℃to ＋75℃(full output up to 55℃)
- Total harmonic distortion (THD) : ≤ 3% (load rate ≥ 50%)
- Hot-swappable
- Digital control
- CAN communication
- Supporting voltage, current regulation and current balancing
- Certified by TUV, CE and UL, and got CB certification
Huawei R4875G5 Rectifier Module Scenarios
- Access network
- Transmission network
- Communication network of enterprises
Huawei R4875G5 Rectifier Module and More Models
| Part Number | Input Voltage | Output Voltage | Output Power | Efficiency | Operating Temperature |
| R4805G1 | 85-300Vac | 42-58Vdc | 270W | 94 % | -40C to +75C |
| R4815G1 | 85-300Vac | 42-58Vdc | 870W | 96 % | -40C to +75C |
| R4815N1 | 85-300Vac | 42-58Vdc | 1000W | 94 % | -40C to +75C |
| R4830G1 | 85-300Vac | 42-58Vdc | 1600W | 96 % | -40C to +75C |
| R4830G2 | 85-300Vac | 42-58Vdc | 2000W | 96 % | -40C to +75C |
| R4830N2 | 85-300Vac | 42-58Vdc | 1605W | 94 % | -40C to +75C |
| R4850G1 | 85-300Vac | 42-58Vdc | 3000W | 96 % | -40C to +75C |
| R4850G2 | 85-300Vac | 42-58Vdc | 3000W | 96 % | -40C to +75C |
| R4850N1 | 85-300Vac | 42-58Vdc | 2900W | 92 % | -40C to +75C |
| R4850N2 | 85-300Vac | 42-58Vdc | 3000W | 94 % | -40C to +75C |
| R4875G1 | 85 to 300Vac | 42 to 58Vdc | 4000W | 97% | -40C to +75C |
| R4875G5 | 85VDC -420VDC | -42VDC to -58VDC | 4000W | 97% | -40C to +75C |
| R48100G1 | 260-530Vac | 42-58Vdc | 6000W | 96 % | -40C to +75C |
| R33640G1 | 260-530Vac | 300-400Vdc | 15kW | 97% | -40C to +75C |
| R50030G1 | 260-456Vac | 300-500Vdc | 15kW | 95.8% | -30C to +65 |
Huawei R4875G5 Rectifier Module Product Applications
