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SF6-Free Switch with Air Shunt Technology by vinodpaih is a document available to read on EtoBox.
What is SF6-Free Switch with Air Shunt Technology about?
This document discusses innovative SF6-free switch technology with shunt vacuum interruption. It evaluates several fluorinated gas alternatives to SF6 as arc quenching gases but finds they produce highly toxic by-products when breaking. Tests show breaking in these gases results in carbon monoxide concentrations over 20% and acute toxicities below 0.3%, posing risks to safety. The document proposes using dry air at an increased pressure as the dielectric medium combined with a vacuum interrupter for breakin
- Author
- vinodpaih
- Language
- EN