Auxiliary power supply converter 


KONTRAC PN35DC  converts 600 VDC or 750 VDC line voltage into three-phase AC voltage intended for supplying of tramcar’s air-conditioning unit, single-phase AC voltage for service purposes and DC voltage intended for charging batteries and supplying of all DC consumers on board the tram.


  • Input line voltage 600 VDC or 750 VDC
  • Latest IGBT technology
  • Galvanic insulation input / outputs and among outputs
  • High-frequency resonant converter
  • Easy maintenance
  • Light and compact design
  • Roof mounting
  • Extended ambient temperature range from -40 °C to +40 °C

Basic technical data

Input voltage 600 / 750 VDC
AC outputs 3 x 400 V, 50 Hz, 25 kVA

230 V, 50 Hz, 2,2 kVA

DC output 24 VDC, 12 kW
Cooling Forced air-cooling
Size 1770 x 700 x 520 mm
Weight 300 kg
Mounting position Roof
Connecting interface CAN / MVB / Ethernet
Contact us
KONČAR INEM is leading regional manufacturer of Electronics and power electronics devices and systems for Energy and transportation sectors and ICT solutions.
If you have any questions about our products, please do not hesitate to contact us !
Contact us