1. Study
New transmission technology on the bay/station level using IEC 61850

2. Retrospective Single core cable CAT 7 cable (Twisted Pair)
Ethernet cable, preassembled

3. Retrospective Optical fibre cable Optical fibre cable, preassembled
Coaxial cable

4. Rectangular Waveguideb a

5. Waveguides – in “everyday” life:
Wind instruments: flutes, organ pipes, trumpets, ...
Microwave ovens
Transmitters
Glass fibre cables
...

6. Rectangular Waveguideb λ 4 λ 4 a

7. Rectangular Waveguidex z y b
E field
H field a

8. The future has begun:
Waveguides as a transmission medium in medium voltage switchgear

9. Installation position
Waveguide in a gas-insulated medium voltage panel – ZX2 double feeder panel

10. Installation position – detail view:
Waveguide in a gas-insulated medium voltage panel – ZX2 double feeder panel

11. Comparison: electrical – optical – radio signals
System availability
Transmission media
Waveguide
Optical fibres

12. View of the present

13. View into the future

14. Use of waveguides - Benefits in potential product applications
Communication to IEC 61850
Control and automation with the necessary safety
Robust transmission technology by radio signals without electrical or optical links
High system availability
Closed system
Small amount of installation work
No time-consuming making up of cables
Easily extendable – compliant with ZX system technology
No interference from outside:
EMC
Thermal
Mechanical
Merging of process and station levels

15. Integration of third party devices
NCC Uplink
NCC Level
SYS 600 with gateway functionality
Win XP SP2
Meinberg LANTIME/GPS SNTP Server 1
Station Level
Ethernet 100MB
Integration of third party devices
Access Point
Access Point
Bay Level
IEEE802.11a
Waveguide

16. Hot-Standby Access Points Bay Level Watchdog Link IEEE802.11a
NCC Uplink
NCC Level
SYS 600 with gateway functionality
Win XP SP2
Meinberg LANTIME/GPS SNTP Server 1
Meinberg LANTIME/GPS SNTP Server 2
Station Level
Ethernet 100MB
Access Point
Access Point
Hot-Standby Access Points
Bay Level
Watchdog Link
IEEE802.11a
Waveguide