DPR 850B EnergE

Features and Benefits

  • Energy saving – leading edge efficiency
  • Advanced energy saving functionality
  • Space savings – leading edge power density
  • Space saving – 1U height and very short depth
  • Silent operation – very low audible noiseExtended operating temperature range
  • High reliability – protection against loss of Neutral and AC overvoltage

Models

  • DPR 850B EnergE

Overview

Introduction

Delta’s technology leading telecom rectifier DPR 850B EnergE provides the industrial leading efficiency of 95.2%. The single phase, hot pluggable fan cooled rectifier provides the 29.75 W/in³ outstanding power density. Integrated with the high efficiency rectifier DPR 850B EnergE, Delta power solution provides an energy saving solution for network base stations, wireless applications, fixed line applications and data communications.

Specifications

Input

Voltage (nominal)

  • 230VAC

Voltage (range)

  • 90 – 300VAC; De-rating ≤ 184VAC

Frequency

  • 45 – 66Hz

Power Factor

  • > 0.99

Total Harmonic Distortion

  • ≤ 5%

Lightening Protection

  • EN 61000-4-5

Voltage (default)

  • -53.5VDC

Voltage (adjustable range)

  • -42 to -58VDC

Output Current

  • 15.8A @ default voltage

Maximum Power @ nominal Input

  • 850W

Power Density

  • 29.75W/in3

Peak Efficiency

  • 95.2%

Load Regulation

  • ≤ ± 250mV

Ripple

  • ≤ 100mV

Current Sharing

  • ≤ ± 5%

Alarm and Signaling

  • CANbus to System Controller

Indications

  • OK
  • Green/Red,
  • Normal Operation/Rectifier Shut Down
  • COM
  • Green
  • Communication Status
  • LD
  • Yellow
  • Load Status
  • STA
  • Red,
  • OVP ; OTP ; Fan Failure

 

Dimensions (W x H x D)

  • 51.8 x 40.0 x 247.2mm (3.22 x 1.57 x 9.73in)

Weight

  • 0.6kg (1.32lb)

Operating Temperature

  • -40 to +75 ᵒC (-40 to +167 ᵒF ); De-rating above 45ᵒC (+113 ᵒF)

Storage Temperature

  • -40 to +80 ᵒC (-40 to +176 ᵒF )

Altitude

  • 0 to +4000m

Related Humidity

  • 0 – 95 % RH non-condensing

Acoustic Noise

  • ≤ 50dBA

Safety

  • EN 60950; UL, cUL, TUV; CE Compliance

EMC

  • EN 300 386; EN 55022; CISPR 22

Environment

  • RoHS

MTBF

  • 1,000k hrs @ 25 ᵒC (+77 ᵒF)