DC Power Systems

Enetek Power ETR+3048 Rectifier Module

The Enatel Energy RM3048HE Rectifier Module is a high-efficiency 3kW solution designed to deliver reliable 48V DC power for modern telecommunications and ICT networks. Engineered for performance, it features industry-leading power density and scalability, making it ideal for demanding applications requiring space-saving, reliable power solutions.

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Enetek Power ETR+3048 Rectifier Module

Features

  • 2kW to 3kW 48V DC Modular Rectifier
  • High-Efficiency Conversion
  • High Power Density for Space Optimisation
  • Hot-Swappable Modular Design
  • Unobstructed Front-to-Back Airflow
  • Wide Input Voltage Range
Specifications
CAPACITY
Capacity 3000W
INPUT
Voltage Range (AC)  85Vac to 305Vac (Nominal @ 185Vac to 275Vac) 
Voltage Range (DC) 100Vdc to 305Vdc (Nominal @ 210Vdc to 275Vdc)
Frequency 45Hz to 66Hz
Maximum Input Current Max 19.2Arms @ 185Vac (full load)
Power Factor >0.99 @ rated input and ≥50% load
Input Protection Varistors for transient protection, Mains Fuse for both input lines
  Shutdown @ > 305Vac with hysteresis
DC OUTPUT
Output Voltage 53.5Vdc (adjustable 43Vdc to 58Vdc)
Output Power (Maximum) 3000W @ nominal input
Output Current (Maximum) 62.5A @ 48Vdc with nominal input
Peak Efficiency 97%
Current Sharing <= ±5% of max current from 20% to 100% load
Static Voltage Regulation ±0.6% from 10% to 100% load
Dynamic Voltage Regulation ±5% for 10%-90% or 90%-10% load variation, regulation time <50ms
Hold Up Time >20ms; output voltage >43.5Vdc @ 1500W
Ripple and Noise <150mVp-p, 20MHz bandwidth
  <2mVrms psophometric
Output Protection Overvoltage shutdown; hot plug-in, inrush current limiting; high temperature protection; short circuit proof
CONTROL and MONITORING
Rectifier Alarm and Signaling High & low mains shutdown, high temperature shutdown, rectifier failure, overvoltage shutdown, fan failure, communication failure
Visual Indications High & low mains shutdown, high temperature shutdown, rectifier failure, overvoltage shutdown, fan failure, communication failure
  Alarms - RED
  Warning - YELLOW
  Normal operation - GREEN
OTHER SPECIFICATIONS
Isolation Input to Output: 3.0kVac, Input to Earth: 1.5kVac, Output to Earth: 0.5kVdc
Cooling Fan-cooled, front to back airflow
Fan Speed Regulated by temperature and output power
MTBF > 300,000 hrs @ 25°C

Storage: 0% to 99% RH non-condensing

ENVIRONMENTAL
Operating Temperature Range -40°C to +75°C (de-rates above 55°C)
Storage Temperature Range -40°C to +85°C
Relative Humidity Operating: 5% to 95% RH non-condensing
Acoustic Noise  
PHYSICAL
Dimensions WxDxH (mm) 109 x 310.5 x 41 (1U)
Net Weight (kg) 1.7
DESIGN STANDARDS
Electrical Safety EN/IEC62368-1
EMC EN55022/CISPR22 Class B, EN61000-6-1/-2/-3/-4
AC Harmonics / AC Flicker & Fluctions EN61000-3-2 / EN61000-3-3
Others CE, RoHS compliant

* Due to continuous product development, specifications are subject to change without prior notice

Downloads
ETR_3048.pdf
CAPACITY
Capacity 3000W
INPUT
Voltage Range (AC)  85Vac to 305Vac (Nominal @ 185Vac to 275Vac) 
Voltage Range (DC) 100Vdc to 305Vdc (Nominal @ 210Vdc to 275Vdc)
Frequency 45Hz to 66Hz
Maximum Input Current Max 19.2Arms @ 185Vac (full load)
Power Factor >0.99 @ rated input and ≥50% load
Input Protection Varistors for transient protection, Mains Fuse for both input lines
  Shutdown @ > 305Vac with hysteresis
DC OUTPUT
Output Voltage 53.5Vdc (adjustable 43Vdc to 58Vdc)
Output Power (Maximum) 3000W @ nominal input
Output Current (Maximum) 62.5A @ 48Vdc with nominal input
Peak Efficiency 97%
Current Sharing <= ±5% of max current from 20% to 100% load
Static Voltage Regulation ±0.6% from 10% to 100% load
Dynamic Voltage Regulation ±5% for 10%-90% or 90%-10% load variation, regulation time <50ms
Hold Up Time >20ms; output voltage >43.5Vdc @ 1500W
Ripple and Noise <150mVp-p, 20MHz bandwidth
  <2mVrms psophometric
Output Protection Overvoltage shutdown; hot plug-in, inrush current limiting; high temperature protection; short circuit proof
CONTROL and MONITORING
Rectifier Alarm and Signaling High & low mains shutdown, high temperature shutdown, rectifier failure, overvoltage shutdown, fan failure, communication failure
Visual Indications High & low mains shutdown, high temperature shutdown, rectifier failure, overvoltage shutdown, fan failure, communication failure
  Alarms - RED
  Warning - YELLOW
  Normal operation - GREEN
OTHER SPECIFICATIONS
Isolation Input to Output: 3.0kVac, Input to Earth: 1.5kVac, Output to Earth: 0.5kVdc
Cooling Fan-cooled, front to back airflow
Fan Speed Regulated by temperature and output power
MTBF > 300,000 hrs @ 25°C

Storage: 0% to 99% RH non-condensing

ENVIRONMENTAL
Operating Temperature Range -40°C to +75°C (de-rates above 55°C)
Storage Temperature Range -40°C to +85°C
Relative Humidity Operating: 5% to 95% RH non-condensing
Acoustic Noise  
PHYSICAL
Dimensions WxDxH (mm) 109 x 310.5 x 41 (1U)
Net Weight (kg) 1.7
DESIGN STANDARDS
Electrical Safety EN/IEC62368-1
EMC EN55022/CISPR22 Class B, EN61000-6-1/-2/-3/-4
AC Harmonics / AC Flicker & Fluctions EN61000-3-2 / EN61000-3-3
Others CE, RoHS compliant

* Due to continuous product development, specifications are subject to change without prior notice

ETR_3048.pdf

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Model Number
product variant ETR+3048

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