Tsananguro pfupi:

Mamiriro Ebasa Akajairika
Kukwirira 1000- 3000m;
Tembiricha yenzvimbo haina kupfuura +40″C, kwete pasi pe -30C (nzvimbo yakakwira uye inotonhora haina pasi pe -40C);
Mhepo inodzvanya kwete kupfuura 700Pa; (yakaenzana nekumhanya kwemhepo 34ms/s);
Kusimba kwekudengenyeka kwenyika hakusi pamusoro pemadhigirii masere;
Ukobvu hwechando hahupfuuri 10 mm;
Kuisa nzvimbo hakufanirwe kuputika nyore nyore nezvinhu zvine njodzi, kuora kwemakemikari uye kudedera kwechisimba;
Chinopatsanura giredhi retsvina mu son: Rudzi rwakajairika ikirasi ye0, dzivirira rudzi rwetsvina sekirasi yechipiri.
Iyi nhevedzano yeIsolating switch inotevedzera "GB 1985-89 exchanges high pressure insulates the switch".
IEC129(1984> (inochinjana inodzivirira switch nekubatanidza denderedzwa reswitch) neIEC694 (1980)《zvishandiso zve switch zvine pressure yakakwira zvine simba rekutonga michina kuti ishande nechinhu chacho》zvikumbiro zvakasiyana-siyana.