M30 CTs for Industrial Loads

[Kryd]

For the M30 which resistances need replacement for a higher capacity CT? and which amount for 1000 A CT for example? it can vary its rating to a maximum of 5000:1 (even 8000:1 ratings or custom i think) according to the following CT:

https://www.alibaba.com/product-detail/K...38497.html

If we go with the N60, does it have three phase capabilities? what is the maximum CT capacity and for which ratings? It says 120A for 2000:1 CT, is this correct?