ABOUT E48120 48V DC EMBEDDED TELECOM RECTIFIER
The EVADA E48120 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
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
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
Perfect Protection
*Multiple protection: undervoltage, overload, overheat, short circuit, surge, lightning, fan fault alarm, fault display, historical alarm record storage, etc.
◆OTHER
Efficiency≥92% at 220VAC
Output ripple and noise≤200mVp-p
Single module capacity: 30A or 50A
SPECIFICATION
| Model | 48120 | |||
| Capacity | 30-1000A | |||
| Input | ||||
| Rated Voltage | 220VAC | |||
| Voltage Range | Start: 140-290VAC, running: 90-290VAC | |||
| Rated Frequency | 43 - 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 Delay | 3 ~ 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 Mode | 99% | |||
