CORE BALANCE CURRENT TRANSFORMERS (CBCT)

 

The core-balance current transformer (or CBCT) is normally of the ring type, through the centre of which is passed cable that forms the primary

METERING (CT)

 

A comprehensive range of measuring ring current transformers for installation where reliability, accuracy and quality are required.

Protection Class CT

In addition to general specification required for CT design, protection CTS require an Accuracy Limit Factor (ALF).

This is the multiple of rated current up to which the CT will operate while complying with the accuracy class requirements. In general the following applies: