DC/DC converter
24V, 20A

  • DC 600V Input
  • Optimized for Intermediate DC-bus of Drive Systems
  • Two Input Fuses for DC 600V included
  • 95% Full Load and Excellent Partial Load Efficiencies 
  • Width only 65mm, Weight only 890g
  • 25% BonusPower, 600W for up to 4s
  • Active Filtering of Input Transients
  • Full Power Between -25°C and +60°C
  • Extremely Low Input Inrush Current Surge
  • Reverse Input Polarity Protection
  • DC-OK Relay Contact
  • Quick-connect Spring-clamp Terminals
DC Output24-28Vdc
Input DC 600V  (-20%/+40%)
Size (WxHxD)65 x 124 x 127mm
Product Status Stock item 
Technical Data

Input Data
DC-Input Voltage DC 600V  (-20%/+40%)

Output Data
Nominal Voltage24Vdc
Adjustment Range24-28V
Output Current Range20-17.5A
Output Current 17.5A at 28V
20A at 24V
Output Power480W
Power Reserves25% Power Reserves
max. Ripple and Noise Voltage100mVpp

Size (WxHxD)65mm x 124mm x 127mm
Weight per Piece (excluding packing)890g
Operat. Temperature Range-25°C ... +70°C
Derating12W/°C at >+60°C
Mounting Method DIN-Rail
Efficiency, typ.95.0%
Power Losses, typ.25.5W
MTBF SN 29500 @ 40°C (h)446.000h
Connection methodSpring-clamp terminals
DC-OK Signalyes
Commercial Information

Article NumberQTD20.241
UPC Code875404000792
Country of originCZ/CN
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 bracketZM1.WALL
Side mounting bracketZM14.SIDE
Adapter for Siemens S7-300 railSLZ12
Buffer moduleUF20.241
DC-UPS control unitUB20.241
Diode redundancy moduleYR2.DIODE
MOSFET redundancy moduleYR40.241