Kuteteza mabwalo a nthambi ndi zodyetsera m'nyumba, m'mabizinesi ndi m'mafakitale.
Kuyika m'malo osungira katundu ndi magetsi a matabwa.
Kuwongolera ndi kuteteza ku zinthu zochulukirachulukira komanso ma circuit afupiafupi mu kukhazikitsa kwa gawo limodzi (mtengo umodzi).
Chitetezo ku overloads ndi short circuits mu magawidwe amagetsi a m'nyumba, amalonda ndi mafakitale okhala ndi magawo awiri ndi magawo atatu (mipiringidzo iwiri ndi mipiringidzo itatu).
| Muyezo | IEC 60947-2/GB 14048.2 | |
| Voltage Yoyesedwa (V) | 110/240V; 220/415V | 220/415V |
| Kutentha Koyambira kwa Mayeso | 30ºC | 40ºC |
| Chiwerengero cha Nthambi | 1P 2P 3P 4P | |
| Yoyesedwa Yamakono mu (A) | 6, 10, 15, 20, 25, 30, 40, 50, 60, 75A; 80, 90, 100A | |
| Kuswa Mphamvu (A) | 10000A(110V); 5KA (220/415V) | |
| Mafupipafupi Ovotera | 50/60Hz | |
| Kupirira (A) | ≥ 4000 | |
| Kukana kuthamanga kwa mphindi imodzi | 2kv | |
| Moyo Wamagetsi | ≥4000 | |
| Moyo wa Makina | ≥10000 | |
| Digiri Yoteteza | IP20 | |
| Kutentha kwa Mkhalidwe | -5ºC~+40ºC | |
| Kutentha kwa Kusungirako | -25ºC~+70ºC | |
| Mlingo wa Kuipitsa | 2 | |
| Khalidwe Lotulutsa Thermo-manetic | B C D | |