WTSP-A mndandanda wa zida zoteteza maopaleshoni ndizoyenera TN-S, TN-CS,
TT, IT ndi zina, magetsi dongosolo la AC 50/60Hz, <380V, anaika pa
kuphatikiza kwa LPZ1 kapena LPZ2 ndi LPZ3. Zapangidwa molingana ndi
IEC61643-1, GB18802.1, imatengera njanji ya 35mm, pali
Kulephera kumasulidwa kumayikidwa pa module ya chipangizo choteteza opaleshoni,
Pamene SPD ikulephera kusweka chifukwa cha kutentha komanso kupitirira apo,
kulephera kumasulidwa kungathandize zida zamagetsi kupatukana ndi
dongosolo magetsi ndi kupereka chizindikiro chizindikiro, njira zobiriwira
zabwinobwino, zofiira zikutanthauza zachilendo, zitha kusinthidwanso
Module pamene ili ndi mphamvu yogwiritsira ntchito.