Na ia mamanuina ma fausia le tele o SPD ma le Power development labs ma meafaigaluega suʻega. I le avea ai o se tagata suʻesuʻe, na ia atiina ae oloa faʻatau ma pateni ma 11 pateni i lona igoa ma le tele o talosaga, faʻatasi ai ma mea fou i le faʻalavelave faʻalavelave, eletise ma masini puipuia. O masini pateni e aofia ai le SF6 Interrupter Switch, faʻapitoa faʻafefeteina faʻaogaina Ground Switch, Med V cable Fault Closing Device, EHV CB Test Timer, SPD, Concept for a TPMOV, Surge Fuse, MOV ma Thermal Fuse Combo ma le Low Impedance Cable.
O pepa na ia tusia e aofia ai:
Suavai o le la i Matu i Sisifo
Fisika ma Aafiaga Uila
Filifiliga, Fa'aoga ma Talafatu
Filifiliga ma TVSS
Fa'asilisiliina o le fa'aogaina o Mea Puipuia Si'i
E masani lelei o ia i tulaga UL1449 ma IEC61643, ma e tele lona poto masani i fefaʻatauaiga faavaomalo.
O ia o se sui o le UL 1449 STP.