Current Transfomer classes differences 1

[powerelectricman]

Hello,

what are the difference between TPS, TPX and TPZ class CTs? are these classes can be used for protection purposes and not metering?

thank you

 

[Marmite]

See attached document.
Page 14 tells you what you need to know.

http://store.gedigitalenergy.com/faq/documents/general/ger-3973.pdf

Regards
Marmite