ʻO WTSP-A series surge protection device kūpono ia no TN-S, TN-CS,
TT, IT etc, ʻōnaehana lako mana o AC 50/60Hz, <380V, hoʻokomo ʻia ma
ka hui o LPZ1 a i ʻole LPZ2 a me LPZ3. Hoʻolālā ʻia e like me
IEC61643-1, GB18802.1, hoʻohana ia i ke kaʻa maʻamau 35mm, aia kahi
hoʻokuʻu hemahema i kau ʻia ma luna o ka module o ka mea pale pale,
Ke hāʻule ka SPD i ka haʻihaʻi no ka wela a me ka over-current,
ka hoʻokuʻu hemahema e kōkua i nā lako uila e hoʻokaʻawale mai ka
ʻōnaehana lako mana a hāʻawi i ka hōʻailona hōʻailona, nā ʻano ʻōmaʻomaʻo
maʻamau, ʻulaʻula ʻo ia hoʻi he mea ʻino, hiki ke hoʻololi ʻia no ka
module i ka wā e loaʻa ai ka uila hana.