Zviripachena kuti CT4 inobata chiyero chepamusoro chekuputika. Noently, kuputika-proof motors inoratidzira IICT4 kudanwa asi ichishaya iyo IICT2 yekumaka.
Tembiricha nhanho IEC/EN/GB 3836 | Iyo yakanyanya tembiricha yepamusoro yemidziyo T [℃] | Lgnition tembiricha yezvinhu zvinobvira [℃] |
---|---|---|
T1 | 450 | T>450 |
T2 | 300 | 450≥T>300 |
T3 | 200 | 300≥T>200 |
T4 | 135 | 200≥T>135 |
T5 | 100 | 135≥T>100 |
T6 | 85 | 100≥T>8 |
Musiyano uyu unobva mukugadzika kwetembiricha yemidziyo yemagetsi inoputika: T4 zvishandiso zvakagadzirirwa kuchengetedza tembiricha yepamusoro pasi pe135°C, nepo T2 zvishandiso zvinobvumira tembiricha yepamusoro yepamusoro kusvika ku300°C, zvinoonekwa zvine njodzi zvakanyanya.
Naizvozvo, CT4 ndiyo yakasarudzwa sarudzo; CT2 inowanzodziviswa.