Da li prenaponska zaštita štiti od gubitka nule

Ne znam koje te specifikacije zanimaju ali postaviću linkove do uređaja koje treba zaštititi pa pogledaj šta te zanima.

- https://mikrotik.com/product/rb4011igs_rm
- https://support.apple.com/kb/SP809?locale=en_QA
- https://www.tp-link.com/us/bus...ng/unmanaged-switch/tl-sg1024/
- https://store.ui.com/products/litebeam-5ac-gen2
- https://store.ui.com/products/edgerouter-x
- https://mikrotik.com/product/RB750Gr3
- https://store.ui.com/products/nanostation-m5
- https://www.dell.com/support/m...0e-6ea2ca7910ec&lang=en-us

Dakle, u pitanju su uređaji koji se napajaju putem duplo izolovanog switching napajanja. Nisu frižideri, bojleri, šporeti, veš mašine, itd.