
Tianjin Estel Electronic Science and Technology Co.,Ltd
TIANJIN ESTEL ELECTRONIC SCIENCE AND TECHNOLOGY CO.,LTD (ESTEL(GUANGDONG) TECHNOLOGY CO., LTD) We are the professoinal supplier of outdoor telecom cabinet, air conditioner, heat exchanger, and telecom
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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