DIN-rail power supplies for 3-phase systems
48V, 20A

  • Alternative or replacement for AC transformer
  • Three phase input – DC output
  • DIN-Rail mountable
  • Width only 96mm
  • Efficiency 96%
  • 125% Peak power capability
  • No input inrush current
  • Active input transient blocker
  • Full power between -25°C and +60°C
  • Easy failure diagnostics
  • No electrolytic capacitors on input side
  • Cost effective and robust
DC Output48Vdc
Input AC 400V  (± 15%)
Size (WxHxD)96 x 124 x 159mm
Product Status Stock item 
Technical Data

Input Data
AC-Input Voltage AC 400V  (± 15%)
DC-Input Voltage
EN61000-3-2(PFC-Norm) fulfilled
Harmonic Correctionactive
Power Factor0.93
Input Inrush Current Limitationactive
Peak turn on current2A
External Input Fuse Recommendationmin. B-6A / C-3A

Output Data
Nominal Voltage48Vdc
Adjustment Range48
Output Current Range20A
Output Current 20A at 48V
Output Power960W
Power Reserves25% Power Reserves
max. Ripple and Noise Voltage2500mVpp

Size (WxHxD)96mm x 124mm x 159mm
Weight per Piece (excluding packing)1400g
Operat. Temperature Range-25°C ... +70°C
Derating24W/°C at >+60°C
Mounting Method DIN-Rail
Efficiency, typ.96.0%
Power Losses, typ.40W
MTBF SN 29500 @ 40°C (h)540.000h
Connection methodScrew terminals
D2)At 3x400 Vac, independent of temperature
Commercial Information

Article NumberXT40.481
UPC Code875404000891
Country of originCZ
Product Status Stock item 
E ClassificationeClass 5.1 27049002
eClass 6.x 27049002
eClass 7.x 27049002
eClass 8.0 27049002
eClass 9.0 27040701
ETIM 4.0 EC000599
ETIM 5.0 EC002540
HS Code HS 85044082
Warranty Period (Month)36
Packaging Unit1pc
Accessories / Complementary Units

Wall / panel mount bracketZM2.WALL
Adapter for Siemens S7-300 railSLZ14
MOSFET redundancy moduleYR40.482