Protection Testing Library (PTL): Testing the Alpha Plane

 

OMICRON's Protection Testing Library (PTL) provides test templates for more than 260 different protection relays. Using these templates allows free access to extensive application knowledge and considerable time savings as test plans and nominal characteristics do not have to be created from scratch.


The content of the PTL is continuously extended and maintained. The latest version of this library provides automatic procedures for testing the alpha plane of SEL 311L relays. Due to the high complexity of this characteristic the availability of these new templates is highly appreciated by users.

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