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E48 48V DC Embedded Telecom Rectifier

  • E48 48V DC Embedded Telecom Rectifier
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  • EVADA
  • CHINA
EVADA Telecom UPS.pdf
Applications: Base stations, small and medium size switching centers, wave network communications, satellite communications, data centers, etc.

ABOUT E48 48V DC EMBEDDED TELECOM RECTIFIER


The EVADA E48 48V DC Embedded Telecom Rectifier is equipped with a 48V rectifier module, offering stable and regulated DC power to meet the precision and reliability demands of telecom systems.


◆FEATURE


ups for power supply

High Reliability

*Wide input range, appropriate for harsh environment

*BMS: LVLD+LVBD functions, temperature compensation, automatic floating charging control, AVR, battery capacity calculation, online battery testing, etc

*Advanced CPU and multiple microprocessor control technology

telecom rectifier

Excellent Design

*Non-destructive hot-swappable technology: ≤1 min replacement time

*LiFePO4/Lead-acid battery compatible

*Digital-control active power factor compensation technology: input power factor is up to 0.99

48v rectifier

Perfect Protection

*Multiple protection: undervoltage, overload, overheat, short circuit, surge, lightning, fan fault alarm, fault display, historical alarm record storage, etc.


◆OTHER


Telecom Rectifier

Efficiency≥92% at 220VAC 

DC Rectifier

Output ripple and noise≤200mVp-p

Rectifier Module

Single module capacity: 30A or 50A


SPECIFICATION


Model HW30E-L50DC48
Capacity 30-1000A
Input
Rated Voltage220VAC
Voltage Range Start: 140-290VAC, running: 90-290VAC
Rated Frequency43 - 67Hz (Typical value is 50/60Hz)
Power Factor ≥0.99
Output
Rated Voltage -53.5VDC
Voltage Range -42 ~ -58VDC
Voltage Stabilizing Accuracy

≤±1%

Single Module Capacity 30 or 50A
Current 30 ~ 1000A
Output Ripple and Noise ≤200mVp-p
Power On Output Delay3 ~ 8s
Broadband Noise Voltage

≤100mV at 3.4 - 150 KHz

≤30mV at 150 - 30 MHz

Telephone Weight Noise Voltage≤2mV
Dynamic Response

Overshoot amplitude: △V: ≤5%Vo ; Recovery time: △t: ≤500µS

Current Sharing Imbalance≤5%
Temperature Coefficient±0.02%/℃
Efficiency≥92% at 220VAC rated load, ≥87% at 110VAC rated load
Efficiency
Inverter Mode 95%
ECO Mode99%


Tags:
ups for power supply telecom rectifier 48v rectifier rectifier module dc rectifier

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