What is the difference between Class 0.5 and Class 0.5s for Current Transformers?

For Current Transformers:

Class 0.5s is more accurate when you got low values of current.
For class 0.5s and with a current between 1-5% In, you got on class 0.5s a 0.75% error.
For class 0.5 and with a current between 0-5% In, you got on class 0.5s a 1.5% error.
For a current equal to In, they both got a 0.5% error.

Released for:Schneider Electric Ireland