DC Power Systems

Enetek Power ETR+1248 Rectifier Module

The Enetek Power ETR+1248 Rectifier Module is a fully digital-controlled power solution engineered to deliver exceptional efficiency and reliability. Designed for telecommunications, data centres, and broadband applications, this modular and scalable rectifier module supports robust and uninterrupted power supply across diverse industries. Appli...

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The Enetek Power ETR+1248 Rectifier Module is a fully digital-controlled power solution engineered to deliver exceptional efficiency and reliability. Designed for telecommunications, data centres, and broadband applications, this modular and scalable rectifier module supports robust and uninterrupted power supply across diverse industries.

Applications:
- Macro Cell BTS
- LTE/WiMax and FTTX Networks
- Broadband Access Systems
- Optical Fibre Transmission
- Internet Data Centres (IDCs)

Whether managing critical telecommunications infrastructure or high-performance data centres, the ETR+1248 Rectifier Module delivers scalable and reliable power conversion with minimal maintenance.

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enetek power etr-1248 dc power system
Features
  • Cutting-Edge Digital Control
  • Modular Scalable and Hot Swappable Design
  • High Power Density for Space Optimisation
  • Impressive Energy Efficiency @ up to 95%
  • Unobstructed Front-to-Back Airflow
  • Outstanding EMC Performance
  • Wide Input Voltage Range
Specifications
CAPACITY
Capacity 1160W
AC INPUT
Voltage Range 90Vac to 290Vac (Nominal @ 176Vac to 275Vac)
Frequency 45Hz to 66Hz
Maximum Input Current Max 7Arms @ 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) 1160W @ nominal input
Output Current (Maximum) 20A @ 58Vdc with nominal input
24A @ 48Vdc with nominal input
Peak Efficiency up to 95%
Current Sharing <= 5% of max current from 50% 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; rated output voltage @ 1160W
Ripple and Noise <200mVp-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 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 > 250,000 hrs @ 25C
ENVIRONMENTAL
Operating Temperature Range -40C to +65C (de-rates above 45C)
Storage Temperature Range -40C to +70C
Relative Humidity Operating: 5% to 95% RH non-condensing
  Storage: 0% to 99% RH non-condensing
Acoustic Noise  
PHYSICAL
Dimensions WxDxH (mm) 85 x 191 x 41 (1U)
Net Weight (kg) 0.95
DESIGN STANDARDS
Electrical Safety EN/IEC62368-1
EMC EN55022/CISPR22 Class A, EN61000-6-1/-2/-3/-4
AC Harmonics EN61000-3-2
AC Flicker and Fluctations EN61000-3-3
Others CE, RoHS compliant

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

Downloads
ETR_1248.pdf
Warranty & Returns

Warranty periods vary by product. Please refer to the Powerbox Warranty Policy for the applicable coverage period against manufacturing defects from date of purchase. For returns and RMA requests, please visit our RMA support page or contact our support team directly.