ESTEL (GUANGDONG) TECHNOLOGY CO., LTD.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Supply Ability | 2,500 sets per month |
| Delivery Time | 25-30 working days |
| Packaging Details | wooden case/carton |
| Rectifier Type | Hybrid Rectifier |
| AC Input | 220VAC single-phase |
| DC Input | 120VDC to 425VDC |
| Output capacity(max) | 12kw+12kw(N+1 redundancy) |
| Rectifier module | 3000w, 4 pcs |
| PV module | 3000w, 4 pcs |
| Signal | AI DI DO |
| Communication | RS485/SNMP |
| Brand Name | ESTEL |
| Certification | ISO9001, CE, 3C, FCC |
| Place of Origin | Shenzhen, China (Mainland) |
View Detail Information
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union | Supply Ability | 2,500 sets per month |
| Delivery Time | 25-30 working days | Packaging Details | wooden case/carton |
| Rectifier Type | Hybrid Rectifier | AC Input | 220VAC single-phase |
| DC Input | 120VDC to 425VDC | Output capacity(max) | 12kw+12kw(N+1 redundancy) |
| Rectifier module | 3000w, 4 pcs | PV module | 3000w, 4 pcs |
| Signal | AI DI DO | Communication | RS485/SNMP |
| Brand Name | ESTEL | Certification | ISO9001, CE, 3C, FCC |
| Place of Origin | Shenzhen, China (Mainland) | ||
| High Light | Telecom solar hybrid rectifier ，Programmable telecom power system ，AI DI DO power supply | ||
ET48300 Telecom Grade Solar Hybrid Rectifier Power Distribution Unit with AI DI DO
Product Overview of ET48300 Hybrid Rectifier Power Distribution Unit
The ET48300 Hybrid Rectifier Power Distribution Unit is a 19-inch sub-rack for hybrid power system produced by ESTEL, with 9U height compact design for critical applications of fiber and microwave transmission, access devices, switches, etc. The system maximum power is 300A, with circuit breakers for AC input, PV input, batteries and loads. The cables are front accessing with circuit breakers and connection terminals.
Key Specifications of Hybrid Rectifier Power Distribution Unit
Type: Hybrid Rectifier (AC + DC dual input)
AC Input: 220VAC single-phase
DC Input: 120VDC to 425VDC (wide range for solar PV integration)
Output Capacity (max): 12kW rectifier power + 12kW PV power(N+1 redundancy)
Rectifier Modules: 4 x 3kW
PV Modules: 4 x 3kW
Monitoring & Communication of Hybrid Rectifier Power Distribution Unit
Signal Interface: AI (Analog Inputs), DI (Digital Inputs), DO (Digital Outputs)
Communication Protocols: RS485 and SNMP
Management: Remote monitoring, alarm notification, and system control via NMS or BMS
Key Advantages of Hybrid Rectifier Power Distribution Unit
Dual power sources: Accepts 220VAC grid or 120-425VDC solar input for maximum flexibility
N+1 redundancy: One extra module ensures uninterrupted operation during module failure
High scalability: 4+4 module design supports up to 12kw+12kw total output
Wide DC input range: 120-425VDC enables direct connection to solar arrays without additional converters
Remote management: RS485 and SNMP protocols for seamless integration into existing network infrastructure
Application Scenarios of Hybrid Rectifier Power Distribution Unit
5G telecom base stations with solar backup
Off-grid and hybrid solar power systems
Remote rural communication shelters
Industrial DC power backup systems
Renewable energy storage integration
Basic Specification of Hybrid Rectifier Power Distribution Unit
| Dimension | 482.5mm(W)*350mm(D)*8U(H) |
| Weight | ≤30kg (without rectifiers) |
| Cooling | Natural cooling |
| Installation | 19-inch rack mounted |
| Maintenance | Front maintenance, module grade change supported |
| IP grade | IP20 |
Power Distribution of Hybrid Rectifier Power Distribution Unit
|
AC Distribution |
Input volatage | single-phase 220VAC |
| Input breaker | 1*125A 2P circuit breaker | |
| Input frequency | 45~65Hz, rated value: 50Hz/60Hz | |
| SPD | 20/40KA, 8/20us class C | |
|
DC Distribution
|
Input voltage | 120VDC to 425VDC |
| Input breaker | 4*25A 2P circuit breaker | |
| SPD | 20/40KA, 8/20us, class C | |
| Output voltage | -43~-58VDC, rated value: -53.5VDC | |
|
Output capacity |
12kw rectifier power+ 12kw PV power; N+1 redundancy PV module: 4*3000w Rectifier moudle: 4*3000w |
|
| Battery breaker | 2*125A 1P circuit breaker | |
| Load breaker | BLVD: 1*63A/1P+3*20A/1P+6*10A/1P |
Rectifier Module of Hybrid Rectifier Power Distribution Unit
| Input voltage | 85VAC～300VAC, rated 220VAC |
| Efficiency | >96% |
| Rated power | 3000W(176~300VAC) |
| Working temperature | -40℃~+75℃(50℃ @ fully output) |
| Dimension | 106.5mm(W)×286mm(D)×44.5mm(H)(1U height) |
| Weight | ≤2kg |
| Cooling mode | Forced cooling |
| Power factor | ≥0.99 |
| THD | ≤5% |
| DC output | –43 ~ –58VDC, rated –53.5VDC, 55A maximum |
PV Module of Hybrid Rectifier Power Distribution Unit
| Input voltage | 120 to 425VDC.rated 340VDC |
| Efficiency | >96% |
| Rated power | 3000W((200 to 425VDC) |
| Working temperature | -40℃~+75℃(50℃ @ fully output) |
| Dimension | 106.5mm(W)×286mm(D)×44.5mm(H)(1U height) |
| Weight | ≤2kg |
| Cooling mode | Forced cooling |
| Power factor | ≥0.99 |
| THD | ≤5% |
| DC output | –43 ~ –58VDC, rated –53.5VDC, 55A maximum |
Controller of Hybrid Rectifier Power Distribution Unit
| Controller | Model: MC2900 |
| Signal input | 3 AI(ambient temperature), 8 DI |
| Alarm output | 8 DO |
| Communication | RS485/SNMP |
| Display mode | LCD screen |
Environment of Hybrid Rectifier Power Distribution Unit
| Operating temperature |
-40℃ ~ +65℃ (full output below 50℃) |
| Storage temperature | -40℃~+70℃ |
| Operating humidity | 5%~95%(non-condensing) |
|
Altitude |
0~3000m(If the altitude is within the range of 2000m to 3000m, the maximum operating temperature decreases by 1℃ as the altitude increases by 200m.) |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2002
Total Annual:
15 Million-20 Million
Employee Number:
101~200
Ecer Certification：
Verified Supplier
Introduction ESTEL(GUANGDONG)TECHNOLOGY CO., LTD, located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and technology innovative company, we engage in the R&D, manufa... Introduction ESTEL(GUANGDONG)TECHNOLOGY CO., LTD, located in China, is a professional supplier of integrated outdoor telecom cabinet and temperature control solutions for outdoor telecom base station. As a science and technology innovative company, we engage in the R&D, manufa...
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