Con edison smart meter intergration

[omriasta]

I have 200A with 2 service lines as well. You would need 2 clamps at 120A each, I wrote more here:

Shelly EM US Electric Panel whole house monitoring

Look at the main CB rating for each phase. You want a clamp at least that big. Not much bigger as this will reduce your resolution. Unless… you know the CB is oversized for your loads. Then pick a lower rated CT for better resolution. e.g. I have a 100A main circuit breaker, however I know I never get close to drawing that. So a 50A CT is ok. I’m not in the US but the same applies everywhere. How do you know this without measuring first? Look at the compliance plates for the major loads in yo…