Development and production
of electronic equipment
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ПСН-110DC-24-21

Power supply sources. ВПТС.426424.001-07
Switched power supply.
Input voltage 110 VDC.
Output voltage 24 VDC.
Output power 500 W.
DIN-rail or mounting panel installation.
Transportation design M25.
M25 IP20

Key features

  • Making of modern components, based on the modular design.
  • Russian design and manufacture.
  • The solution has been developed on the rolling stock of Russian Railways.
  • Output galvanic isolation.
  • Input overvoltage protection.
  • Output short circuit protection.
  • Limiting of input capacitors charge current.
  • Low level of generated conducted and inductive interference.
  • Rolling stock mechanical and climatic design.
  • Certificate of Conformity TR CU 001/2011.

Technical specifications

Name Value
DC supply voltage 110 V 77 to 144 V
DC output voltage 24±1 V
Output power 500 W
Efficiency 90% min
Rated continuous output current 20 ± 1 А
Starting current 2 A, max
Short circuit protection load trip
Input pulse interference protection up to 450 V, 50± 1 μs
Output voltage ripple ±100 mV, max
Operating temperature -50 °С to +50 °С
Service life 20 years
Protection level IP20
Unit weight 2 ± 0.1 kg, max
Overall dimensions (HxWxD) 130 х 90 х 129
Structural design category М25
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