Tunel Sitina, Tunnel, 2008-2011
| Enduser: | NDS a.s., Slovakia |
| Customer: | Profi Elektro s.r.o. |
| Country: | Slovak Republic |
| Project description: | Control system maintenance |
| Project HW / SW: | PLC Siemens S7-400 |
| Project details: | SW & HW maintenance, 24 hours standby on-call service |





















