A containerised 3 kV DC supply for rail vehicles
ČMŽO — Elektronika a.s. · Přerov, Czech Republic
Railway applications
We have been developing solutions for railways and urban transit since 1992 — control systems, traction and auxiliary electronics, and test equipment for rolling-stock test rooms.
500+
MORIS control systems run locomotives and trains in five countries
MORIS control system
The main control system NES developed for diesel-electric and electric vehicles.
- In service
- more than 500 units
- Countries
- Slovakia, Czech Republic, Lithuania, Belarus, Ukraine
- Vehicles
- diesel-electric and electric
- CPU
- 32-bit version available
Components for rolling stock
Traction, auxiliary and safety electronics — development, manufacture, commissioning and service.
- DIRNES traction rectifiers
- PM pulse converters
- Generator exciters and static exciters
- Synchronous-generator exciters
- Battery chargers
- DC/DC, DC/AC and AC/DC supplies
- Display units
- Traction-signal transducers
- Insulation-state meters
- Auxiliary-generator exciters
- Auxiliary-network regulators and rectifiers
- Driver vigilance devices
- Signal-light and overspeed monitoring
- Lamp-circuit monitoring modules
- Contactless switch modules
- Commissioning of diesel-electric locomotives
- Display programming and visualisation
Test rooms and depots
- HV supplies for rolling-stock test rooms
- Testers for DC high-speed breakers and protective devices
- Automated battery capacity-test equipment
On the track
- 2007
Modernised locomotive 729.701 (CZ LOKO) — traction and auxiliary circuits run by an NES electronic controller.
- 2025
A containerised 3 kV DC supply for the ČMŽO vehicle test room in Přerov.
- 2026
Locomotive A219 (PARI CZ) — a bogie-mounted 900 V DC charger and a 24 V DC supply with battery monitoring.
Modernising vehicles or a test room?
Send it to us — a sales engineer or technician from the right division will get back to you.