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CPTT and ABB SPA-Bus

The fieldbus protocol ABB SPA-Bus was defined by ABB Stromberg as a simple, ASCII-based protocol for substation automation.

The ABB SPA-Bus protocol is used worldwide.

ABB SPA-Bus

ABB SPA-Bus is a fieldbus protocol applied to substation automation Through a simple protocol design, protection devices can be integrated rapidly and at a low cost.
The messages are generally transmitted through serial connections.

COMPROTware:Testtool offers in this protocol:

  • Simulation of Master and Slave Station.
  • Extensive state engine to implement protocols.
  • Monitoring on the serial line.
  • Interactive input of messages.
  • Different application oriented view formats for message traffic.


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Any questions regarding CPTT? Please contact us:
e-mail cptt@realthoughts.de