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PULS QS20.481 DIN-rail Power supply

PULS QS20.481 DIN-rail Power supply
PULS QS20.481 DIN-rail Power supply

  • 100-240V Wide-range input, active PFC
  • Efficiency up to 94,3%
  • Negligibly low input inrush current
  • 50% Power reserves available up to 4s
  • Full output power between -25 and +60°C
  • Spring-clamp terminals, DC-OK contact

  • Brand: PULS
  • Model: QS20.481
$0.00
Ex Tax: $0.00

The most outstanding features of this Dimension QSeries DIN-rail power supply are the high efficiency and the small size, which are achieved by a synchronous rectification and further novel design details. With short-term peak power capability of 150% and built-in large sized output capacitors, these features help start motors, charge capacitors and absorb reverse energy and often allow a unit of a lower wattage class to be used. High immunity to transients and power surges as well as low electromagnetic emission makes usage in nearly every environment possible. The integrated output power manager, a wide range input voltage design and virtually no input inrush current make installation and usage simple. Diagnostics are easy due to the dry DC-ok contact, a green DC-ok LED and red overload LED. Unique quick-connect spring-clamp terminals allow a safe and fast installation and a large international approval package for a variety of applications makes this unit suitable for nearly every situation.


You can place an order for the PULS QS20.481 DIN-rail Power supply online via one of our Middle East branches (Dubai/ Oman/Saudi Arabia) and get it delivered at a low cost at a specific time.

DIN-rail Power supply : Input Data
AC-Input VoltageAC 100-240V (± 15%)
DC-Input VoltageDC 110V-150V (-20%/+25%)
EN61000-3-2(PFC-Norm)fulfilled
Harmonic Correctionactive
Power Factor0.9
Input Inrush Current Limitationactive
Peak turn on current9A/7A
External Input Fuse Recommendationmin. B-10A / C-10A
DIN-rail Power supply : Output Data
nominal Voltage48Vdc
Adjustment Range48-55V
Output Current Range10-8.7A
Output Current8.7A at 55V, 10A at 48V
Output Power480W
Power Reserves50% BonusPower®
max. Ripple and Noise Voltage100mVpp
DIN-rail Power supply : General
Derating12W/° at >+60°C
Efficency, typ.94.3%
Power Losses, typ.29W
Connection methodSpring-clamp terminals
DC-OK Signalyes
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
DIN-rail Power supply : Physical Characteristics
MountingDIN-Rail
Dimension82mm x 124mm x 127mm
Weight1200g
Operating Temperature-25°C ... +70°C
MTBF469.000h
DIN-rail Power supply : Package Checklist
Packaging Unit1pc

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