Surge Protection – zorruno.com

Whole House Surge Suppression for 3 Phase

Summary Common in Europe and other locations around the world, but not really in NZ is the use of surge suppression modules in a main DB. I have a few servers and sensitive equipment so thought it might be a good idea as I was building a small power monitoring switchboard anyway. Standard install practice is to use an MCB...

21 July 2020

Whole House 3 Phase Power with PZEM-004T

A robust, accurate, low cost and safe whole house electricity monitoring setup, using PZEM-004T modules. These use current transformers (CTs), and send data as TTL Modbus-RTU. Recently Tasmota has added support for up to 3 of these directly (on the same data channel) so there are fewer hoops to jump though to get them working (previously my testing involved sending serial commands)

Tag: Surge Protection

Whole House Surge Suppression for 3 Phase

Whole House 3 Phase Power with PZEM-004T

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