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Descrizione
Huawei R4875G1 Rectifier Module is a 4000W, 97% efficiency, digital controlled high power density rectifier. It converts input voltage ranges between 85 A 300 Vac into 42 A 58 Vdc adjustable output voltage.
Huawei R4875G1 Rectifier Module Product Overview
Huawei R4875G1 Rectifier Module is a digital rectifier with high efficiency and high power density. The product supports a wide input voltage range and provides 53.5v DC default output voltage. Inoltre, R4875G1 offers 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
Huawei R4875G1 Rectifier Module Product Pictures
Huawei R4875G1 Rectifier Module Product Specifications
| Tipologia di prodotto | R4875G1 | ||
| Basic Specifications | Dimensione | 105 mm(W)×281mm(D)×40.8 mm(H) | |
| Peso | ≤ 2.2 kg | ||
| Raffreddamento | Raffreddamento ad aria forzata (Built-in fan) | ||
| Input Feature | Tensione di ingresso | 85 A 300 Vca | |
| AC Input Mode | 220 Vacsingle-phase (O 110 Vacdual-live lines) | 85–420 Vdc | |
| Frequenza | 45 A 66 Hz, valutato: 50/60 Hz | 200-240VCA | |
| Corrente di ingresso massima | ≤24 A | ||
| Power Factor | ≥0,99 (> 50% load at 230 Vca) | ||
| THD | ≤5%(> 50% load at 230 Vca) | ||
| Output Feature | Efficienza | 97% Massimo 296% (230V CA, 20%-90% carico); | |
| Tensione di uscita | 42 A 58 Vcc, tensione nominale: 53.5 Vcc | ||
| Potenza di uscita | 4000W(176~300VCA),1600W at 85 V (85-175 V AC linear derating) | 4000W | |
| Ripple and Noise | < 200 mVp-p (larghezza di banda < 20 MHz) | ||
| Hold-up Time | >10SM | ||
| Output Regulated Voltage Precision | < 0.6% Vo from no load to full load | ||
| Current Share | + 5% output rated current from 10% A 100% carico | ||
| Specifiche ambientali | temperatura di esercizio | -40 ℃to +75 ℃ | |
| Temperatura di conservazione | –40°C to +75°C (without packaging) | ||
| Umidità relativa | 5%–95% UR (senza condensa) | ||
| Altitude Range | ≤5000m | ||
| Protezione | Input Overvoltage Protection | AC protection threshold:>300 VCA DC protection threshold:> 420VCC |
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| Input Under-voltage Protection | AC protection threshold: <80VCA DC protection threshold: <80VCC |
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| Output Over-voltage Protection | Protection range: 56-60VCC (can be set on the monitoring module) | ||
| Output Short Circuit Protection | È consentito un cortocircuito a lungo termine. After the fault disappears, the rectifier is restored to a healthy state automatically. | ||
| Over-temperature Protection | Punto di protezione:>=80℃ (176℉) | ||
| Affidabilità | MTBF | >= 500,000 ore | |
| Audible Noises | Specifica | <=55dB (40 ℃, Pieno carico) | |
| Safety/EMC/Lightening Protection | Safety Certification | TUV, CE, UL, and FCC certifications, CB certificate Complies with UL60950-1, IEC60950-1, CAN/CSA C22.2 N. 60950-1, and EN60950-1. |
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| Isolation | Input to output: 4242 Vcc; input to earth: 2121 Vcc; output to earth: 707 Vcc | ||
| EMC | EN55022 Classe B; EN55024; EN61000-3-2; EN61000-3-3; ETSI EN300386; ETSI EN301489; ITU-T K.20 FCC CFR47 Part 15 Subpart B:2012 |
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| Protezione contro i fulmini | 5kA | ||
Huawei R4875G1 Rectifier Module Product Features
- Alta efficienza: 97%
- Wide operating temperature range:－40℃ to＋75℃ (full output up to 55℃)
- Wide input voltage range:85 A 300 Vca
- Distorsione Armonica Totale (THD): ≤ 5%
- Hot-swappable rectifier
- Controllo digitale
- CAN communication
- Adjustable voltage and current
- TUV, CE, UL, FCC, CB certifications
Huawei R4875G1 Rectifier Module and More Models
| Numero di parte | Tensione di ingresso | Tensione di uscita | Potenza di uscita | Efficienza | temperatura di esercizio |
| R4805G1 | 85-300Vca | 42-58Vcc | 270W | 94 % | -40da C a +75C |
| R4815G1 | 85-300Vca | 42-58Vcc | 870W | 96 % | -40da C a +75C |
| R4815N1 | 85-300Vca | 42-58Vcc | 1000W | 94 % | -40da C a +75C |
| R4830G1 | 85-300Vca | 42-58Vcc | 1600W | 96 % | -40da C a +75C |
| R4830G2 | 85-300Vca | 42-58Vcc | 2000W | 96 % | -40da C a +75C |
| R4830N2 | 85-300Vca | 42-58Vcc | 1605W | 94 % | -40da C a +75C |
| R4850G1 | 85-300Vca | 42-58Vcc | 3000W | 96 % | -40da C a +75C |
| R4850G2 | 85-300Vca | 42-58Vcc | 3000W | 96 % | -40da C a +75C |
| R4850N1 | 85-300Vca | 42-58Vcc | 2900W | 92 % | -40da C a +75C |
| R4850N2 | 85-300Vca | 42-58Vcc | 3000W | 94 % | -40da C a +75C |
| R4875G1 | 85 to 300Vac | 42 to 58Vdc | 4000W | 97% | -40da C a +75C |
| R48100G1 | 260-530Vca | 42-58Vcc | 6000W | 96 % | -40da C a +75C |
| R33640G1 | 260-530Vca | 300-400Vcc | 15kW | 97% | -40da C a +75C |
| R50030G1 | 260-456Vca | 300-500Vcc | 15kW | 95.8% | -30C to +65 |
Huawei R4875G1 Rectifier Module Product Applications
