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QS20.241-A1

DIN-rail power supplies for 1-phase systems
24V, 20A

  • AC 100-240V wide-range input
  • Width only 82mm
  • Efficiency up to 93.9%
  • 150% (720W) peak load capability
  • Safe Hiccup PLUS overload mode
  • Easy fuse tripping due to high overload current
  • Active power factor correction (PFC)
  • Negligible low inrush current surge
  • Short-term operation down to 60Vac and up to 300Vac
  • Full power between -25°C and +60°C
  • DC-OK relay contact
  • Quick-connect spring-clamp terminals
  • ATEX and IECEx approved
  • conformal coated PC-board 
DC Output24-28Vdc
20-17A
480W
Input AC 100-240V  (± 15%)
DC 110V-150V  (-20%/+25%)
Size (WxHxD)82 x 124 x 127mm
Weight1200g
Product Status Stock item 
Datasheet (823 KB)
QS20.241-A1 - DIN-rail power supplies for 1-phase systems
QS20.241-A1 - DIN-rail power supplies for 1-phase systems
QS20.241-A1 - DIN-rail power supplies for 1-phase systems
QS20.241-A1 - DIN-rail power supplies for 1-phase systems
ePLAN data portal
Technical Data
Input Data
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AC-Input Voltage AC 100-240V  (± 15%)
DC-Input Voltage DC 110V-150V  (-20%/+25%)
EN61000-3-2(PFC-Norm) fulfilled
Harmonic Correctionactive
Power Factor0.90
Input Inrush Current Limitationactive
Peak turn on current9A/7A (D1)
External Input Fuse Recommendationmin. B-10A / C-10A
Output Data
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Nominal Voltage24Vdc
Adjustment Range24-28V
Output Current Range20-17A
Output Current 17A at 28V
20A at 24V
Output Power480W
Power Reserves50% BonusPower®
max. Ripple and Noise Voltage100mVpp
Overview
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Size (WxHxD)82mm x 124mm x 127mm
Weight per Piece (excluding packing)1200g
Operat. Temperature Range-25°C ... +70°C
Derating12W/°C at >+60°C
Mounting Method DIN-Rail
Efficiency, typ.93.9%
Power Losses, typ.31.4W
MTBF SN 29500 @ 40°C (h)469.000h
Connection methodSpring-clamp terminals
DC-OK Signalyes
Footnotes
D1)Peak current at 120Vac/230vac, independent of temperature
Commercial Information
Overview
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Article NumberQS20.241-A1
UPC Code875404001621
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
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