Ndi yoyenera kuteteza ma surge a D grade, chipangizo choteteza ma surge cha CJ-T2-20 series malinga ndi GB188021.1-2002, chomwe chimayikidwa pa cholumikizira cha LPZ1 kapena LPZ2 ndi LPZ3. Nthawi zambiri chimayikidwa m'mabolodi ogawa m'nyumba, zida zamakompyuta, zida zodziwitsira, zida zamagetsi komanso m'bokosi la socket patsogolo pa zida zowongolera kapena pafupi ndi zida zowongolera.
·Ikhoza kusinthidwa chifukwa cha gawo lomwe silikufuna kudulidwa kwa magetsi.
·Mphamvu yayikulu yopirira kugwedezeka kwa surge ndi 20kA(8/20μs).
·Nthawi yoyankhira <25ns.
·Mtundu wa zenera looneka umawonetsa momwe ntchito ikuyendera, wobiriwira umatanthauza wabwinobwino, wofiira umatanthauza wosakhala wabwinobwino.
| Chitsanzo | CJ-T2-20 | |||
| Voltage Yogwira Ntchito Yoyesedwa (V~) | 220V | 380V | 220V | 380V |
| Voliyumu Yogwira Ntchito Yopitirira Uc(V~) | 275V | 385V | 320V | 385V |
| Chitetezo cha Voltage Mulingo Wokwera(V~)kV | ≤0.7 | ≤1.0 | ≤1.2 | ≤1.5 |
| Kutulutsa kwapadera kwamakono (8/20μs) kA | 5 | 10 | ||
| Kutulutsa Kwambiri Pakalipano lmax(8/20μs)kA | 10 | 20 | ||
| Nthawi Yoyankha ns | <25 | |||
| Muyezo Woyesera | GB18802/IEC61643-1 | |||
| Gawo Lopingasa la Mzere wa L/N (mm²) | 6 | |||
| Gawo Lopingasa la Mzere wa PE (mm²) | 16 | |||
| Fuse kapena Switch(A) | 10A,16A | 16A,25A | ||
| Malo Ogwirira Ntchito ºC | -40ºC~+85ºC | |||
| Chinyezi chaching'ono (25ºC) | ≤95% | |||
| Kukhazikitsa | Sitima Yokhazikika 35mm | |||
| Zipangizo Zophimba Zakunja | Pulasitiki yolimbikitsidwa ndi galasi la ulusi | |||