DIN-Rail Power Supplies for 3-phase Systems
24V , 20A

  • 3-Phase input 400V
  • Efficiency up to 91,7%
  • 25% Power reserves for loads with a higher short-term power requirement
  • Full output power between 0 and +60°C

Output 24-28Vdc
Input AC 400V
DC 600V  (-25%/+17%)
Size (WxHxD) 220 x 124 x 102mm
Weight 1800g
Please note that this product is not for new designs. Please have a look at Alternative Products.
Product Description
The classic units in a metal housing have been proven millions of times in the power range from 40 to 960W. Meanwhile, these units have been mostly replaced by the latest product families of DIMENSION, PIANO and MiniLine. The units of the SL-series are available since more than 20 years from stock.
Technical Data
Input Data
AC-Input Voltage AC 400V
DC-Input Voltage DC 600V  (-25%/+17%)
EN61000-3-2(PFC-Norm) fulfilled
Output Data
nominal Voltage 24Vdc
Adjustment Range 24-28V
Output Current Range 20-17.1A
Output Current 17.1A at 28V
20A at 24V
Output Power 480W
max. Ripple and Noise Voltage20mVpp
Size (WxHxD) 220mm x 124mm x 102mm
Weight per Piece (excluding packing) 1800g
Mounting Method DIN-Rail
Type of Connection TerminalsScrew terminals
Various Information
Article Number SL20.300
UPC Code 875404000419
Country of origin CZ
E Classification eClass 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 Unit 1pc
Accessories / Supplementary Units
Wall/Panel Mount Bracket SLZ02
Diode redundancy module SLR02
Buffer Module SLV20.200
DC-UPS Control Unit UB20.241
Alternative Products