Google Nest Community

Max71 · 12-20-2022

Hello everyone,I am about to install a Nest thermostat here in the UK. For the hot water control I need to switch a 3kW immersion heater which clearly exceeds the relay contacts rating on the heatlink. So I plan to use a solid state 25A 230V relay to...

Max71 · 01-26-2023

OK thanks very much for the reply -I didn't want to risk it so in the meantime I have installed the whole system and decided to use a 230V AC relay connected to HW normally open terminals (5 & 6 with line to 5) on the HeatLink to switch my 3kW water ...

Max71 · 12-21-2022

Thanks for the reply - yes I’m sure you’re right ! It’s just that I have 12V input power relay to hand … all the best Max

Max71 · 12-21-2022

Hi Mike,Very many thanks for the reply. Interesting ... So that proves that T1/T2 are used for comms when wireless not enabled. It may be really too dodgy to draw any current from these terminals for my power relay. My other solution of course is to ...

Max71 · 12-20-2022

thanks Ken - definitely 12VMax

Max71 · 12-20-2022

Hi Ken,Thanks for the reply I thought you would know because you answered about the Heatlink T1/T2 above in this thread - is there anyone else here who can help me ?

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