WTSP-A raupapa taputapu whakamarumaru ngaru e tika ana mo TN-S, TN-CS,
TT, IT etc, pūnaha supply mana o AC 50/60Hz,<380V, tāuta i runga i
te hononga o LPZ1 ranei LPZ2 me LPZ3. Kua hoahoatia e ai ki
IEC61643-1, GB18802.1, ka tango i te reera paerewa 35mm, kei reira he
te tukunga rahunga kua mau ki runga i te waahanga o te taputapu whakamarumaru ngaru,
Ka rahua te pakaru o te SPD mo te wera me te nui o te waa,
ko te tukunga kore ka awhina i nga taputapu hiko wehe mai i te
pūnaha supply mana, me te hoatu i te tohu tohu, tikanga matomato
noa, whero te tikanga he rereke, ka taea hoki te whakakapi mo te
kōwae ina he ngaohiko whakahaere.
