ʻO 69ov ka helu ʻana o kēia mea hoʻokaʻawale, ua hoʻopili ʻia i ke kaapuni pūnaewele o Ao 50Hz a i ʻole 60 Hz, helu ʻia ka volta hana a hiki i 690V, helu ʻia ka hana i kēia manawa a hiki i 800A, ʻo ia no ka hāʻawi ʻana i ka ikehu uila, pale kaapuni, pale i ka hale lako mai ka luku ʻana i ka hewa o ka overloading, pōkole pōkole a me ka undervoltage. I kēia manawa, hoʻohana ʻia ia no ka pale ʻana mai ka hoʻomaka pinepine ʻole, overloading, pōkole pōkole a me ka undervoltage o ka electromotor.
Loaʻa i kēia mea hoʻoheheʻe nā hiʻohiʻona o ka leo compact. kiʻekiʻe pōkole pōkole interrupting hiki. pōkole flash arcing a me nā mea ʻē aʻe, kahi huahana kūpono no nā mea hoʻohana.
Hiki ke hoʻokomo ʻia kēia mea haʻihaʻi ma ke kū pololei (kūpono), a ma ka pae hoʻi.
Hoʻokō kēia mea haʻihaʻi me ka maʻamau IEC60947-2, GB 14048.2.
ʻO ke kiʻekiʻe ma lalo o 2000m;
Mai-5 ℃ a i +40 ℃ (+45 ℃ no ka hoʻouna ʻana i nā huahana).
Hiki ke pale i ka ea mākū ʻO 22.5° ka nui o ka incination
Hiki ke pale i ka po'i
Hiki ke pale i ka hoʻoheheʻe nuklea
Hiki ke hana me ka hilinaʻi inā pili ka huahana i ka haʻalulu maʻamau mai nā moku
Hiki ke hana me ka hilinaʻi inā pili ka huahana i ke ōlaʻi (4g)
E hoʻokomo i loko o kahi ʻaʻohe pilikia pahū a me ka lepo conductive.
E kau ma kahi i hau ole