Current thermostat has NO, NC, COM which wire should i connect on the nest alternatives Y C W G R Ob

[Sankalp]

Hi my Current thermostat has NO, NC, COM which wire should i connect on the nest learning thermostat.

[Ryan_G]

Hey Sankalp,

Thank you for reaching out.

We'll be able to better check your current system compatibility with Nest Thermostat if you could share a photo of the wiring.

I hope to hear from you soon.

Regards,

Ryan

[pgmc]

Maybe it looks like this

[MauritoFR]

I have a similar diagram! Any news? 

[MauritoFR]

This is the diagram  

[markom]

Any news about this ? I have the same wiring