Hokohoko GW4 rohe i rohe marie hōnore

Taiao mahi

· Te taiao 1000m ~3000m;

· Kōwhitiwhiti kē o te taiao e kore e teka i +40℃, e kore e iti i -30℃ (e kore e iti i -40℃ i ngā wāhi hukarere);

· Kāore te pū whenua kaihau e wātea ana i te 700Pa (tēnā ko te āniwaniwa hau 34m/s);

· Kāore te taumata whiuwhiu e wātea ana i te waenga 8;

· Kāore te rango o te perehi e wātea ana i te 10mm;

· Me kore noa iho te wāhi tūranga he mea e taea ana te whakaawe, e taea ana te māuiui, me ngā mea ngaro purengi, me te whiuwhiu nui;

· Te tūnga whakamahana: ko te momo tino iti ko te 0, ko te momo whakamomori ko te Ⅱ.

· Ko ēnei raetititi tirohanga e pai ana ki te GB1985-89 "Tuarua roa matua waewae" IEC129(1984) "Tuarua roa matua waewae" me te IEC694(1980)

Ngā tikanga e whakarite ana i te "Whakatupuranga Tuarua Rawa Roa me ngā Kīwaha Whakahaere".