Development and production
of electronic equipment
RU EN

ПСН-80DC-05-3

Power supply sources. ВПТС.426424.001-09
Switched power supply
Input voltage 75..90 VDC.
Output voltage 5 VDC.
Output power 15 W.
DIN-rail or mounting panel installation.
Transportation design M25.
M25 IP20

Key features

  • Making of modern components.
  • Russian design and manufacture.
  • The solution has been developed on the rolling stock of Russian Railways.
  • Output galvanic isolation.
  • Input overvoltage protection.
  • Output shut off at low input voltage.
  • 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 75 to 90 V
DC output voltage 5.00±0.25 V
Output power 15 W
Efficiency 90% min
Rated, continuous output current 3.00 ± 0.15 А
Starting current 1 A, max
Short circuit protection load trip
Input pulse interference protection up to 250 V, 50 μs
Output voltage ripple ±100 mV, max
Load disconnection at input voltage, less than 75±1 V
Operating temperature -50 °С to +50 °С
Service life 20 years
Protection level IP20
Unit weight 0.3 ± 0.05 kg max
Overall dimensions (HxWxD) 108 х 105 х 37
Structural design category М25
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