| Subject | English | Norwegian Bokmål |
| PSP | fixed trip mechanical switching device | mekanisk koblingsapparat med sperret utløsning |
| PSP | mechanical switching device | mekanisk koblingsapparat |
| PSP | pole of a switching device | bryterpol |
| PSP | semiconductor switching device | halvlederkoblingsapparat |
| comp., MS | single switch device | enkeltbryter (An assistive computer technology for people with mobility impairments. A single switch device allows users to interact with a computer by using slight body movements) |
| PSP | switching device | koblingsapparat |
| PSP | trip-free mechanical switching device | mekanisk koblingsapparat med friløpsutløser |