Tianjin Estel Electronic Science and Technology Co.,Ltd
| Payment Terms | T/T, L/C,D/A, Western Union, Paypal, etc |
| Supply Ability | 2,000 sets per month |
| Delivery Time | 15-20 working days |
| Packaging Details | Wooden case |
| Input Voltage | 90~280Vac/128～396Vdc |
| Output Voltage | -43.2~-57.6Vdc |
| Battery management | Support |
| Product name | Telecom power supply,Telecom Power system |
| Application | Industrial Automation |
| Type | telecom rectifier for switching power supply |
| Brand Name | ESTEL |
| Model Number | GPE4890J |
| Certification | ISO9001, CE, 3C, FCC, TLC, IP55 |
| Place of Origin | Shenzhen, China (Mainland) |
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Product Specification
| Payment Terms | T/T, L/C,D/A, Western Union, Paypal, etc | Supply Ability | 2,000 sets per month |
| Delivery Time | 15-20 working days | Packaging Details | Wooden case |
| Input Voltage | 90~280Vac/128～396Vdc | Output Voltage | -43.2~-57.6Vdc |
| Battery management | Support | Product name | Telecom power supply,Telecom Power system |
| Application | Industrial Automation | Type | telecom rectifier for switching power supply |
| Brand Name | ESTEL | Model Number | GPE4890J |
| Certification | ISO9001, CE, 3C, FCC, TLC, IP55 | Place of Origin | Shenzhen, China (Mainland) |
| High Light | dc rectifier system ， rack mount rectifier | ||
Power System of High Performance and High Reliability GPE4890J Embedded Power System
1. System Application
2. System Features
Adoption of active power factor compensation technology with factor ＞0.99
Wide operating range of AC input voltage: 90~280Vac
Operating temperature range: -25°C~+55°C
Zero current/voltage switching tech with high efficiency ≥91%
Perfect battery management, charge & discharge management, battery temperature compensation, low voltage protection, extend battery lifetime
The monitor has sleeping function, saving energy.
Input over/under voltage protection
Output over voltage protection
Output over current protection
Output short circuit protection
Embedded mounted
3. System Configuration
| Input | |||||
| Parameter | Min. | Typical | Max. | Unit | Remark |
| Input voltage range | 90 | 220 | 280 | Vac | Nominal operating voltage range 100V-240V |
| 128 | 280 | 396 | Vdc | Support DC input | |
| Input frequency | 45 | 50 | 65 | Hz | AC input |
| Start inrush current | 42 | A | When 25°C Cold start, 280Vac input, full load test | ||
| Power factor | 0.99 | ||||
| Output | |||||
| Parameter | Min. | Typical | Max. | Unit | Remark |
| Output voltage setting | -53.5 | Vdc | |||
| Output voltage range | -43.2 | -53.5 | -57.6 | Vdc | |
| Output current range | 0 | 90 | A | 176~280VAC/176-396Vdc input | |
| 0 | 45 | A | 90-<176Vac/128~<176Vdc input | ||
| Ripple (Vp-p) | 200 | mv | At low temperature operating for 1 hour, apply 0.1uF film capacitor and 10uF HF electrolyte capacitor, 20MHz frequency band 20cm twisted pair. | ||
| Output efficiency | 91 | % | 220Vac/280Vdc input,rated output | ||
| 85 | % | 110Vac/200Vdc input, 33A output | |||
| Regulation | ±2 | % | |||
| Load regulation | ±2 | % | |||
| Voltage regulation | ±1 | % | |||
| Output power | 4800 | W | 176-285Vac/176-396Vdc input | ||
| 2400 | W | 90-<176Vac/128~<176Vdc input (configure GPR4830A1) | |||
4. Dimensions Diagram
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 Tianjin Estel Electronic Science and Technology Co., Ltd (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 tech... Introduction Tianjin Estel Electronic Science and Technology Co., Ltd (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 tech...
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