ʻO ka Polyvinyl Chloride Network Cable Material (PVC Network Cable Material)
HI'O HUA
1. CM (General communication cable): Ua kūpono kēia 'ano o ka mea uwea PVC no nā kumu kama'ilio ma'amau. Loaʻa iā ia nā hiʻohiʻona o ke kumukūʻai kiʻekiʻe, ka hana insulation maikaʻi, ke kūpaʻa ʻaʻahu kiʻekiʻe a me ke kūpaʻa corrosion kemika.
2. CMR (Hoʻonui ʻia ke kelepona kamaʻilio nui): ʻO CMR kahi mea uwea PVC i hoʻomaikaʻi ʻia, ʻoi aku ka ʻoi aku ka maikaʻi o ka pale ahi ma mua o CM, a hiki ke hoʻolōʻihi i ka laha ʻana o ke ahi i ke ahi. Hoʻohana maʻamau ia i nā hale kalepa kahi e koi ai nā code hale i ka hana ahi kiʻekiʻe.
3. CMP (Hiki i ke kelepona kamaʻilio maʻamau ke hele i loko o nā lua ea): ʻO CMP ke kūlana kiʻekiʻe o nā mea uwea PVC, me ka hana kiʻekiʻe loa o ka lapalapa ahi, hiki ke hoʻohana ʻia e hele i loko o nā lua ea i loko o ka hale, e like me ka ʻōnaehana ea ea. . Hoʻohana pinepine ʻia kēia mea i nā wahi e koi ai i nā kūlana palekana kiʻekiʻe loa, e like me nā halemai, nā kikowaena data, etc.
KA PALAPALA
ʻO nā uwea pūnaewele kūloko, nā laina kelepona, nā uwea pūnaewele home, nā kaula hoʻounaʻikepili kiʻekiʻe, nāʻoihanaʻoihana a me nāʻoihana'ē aʻe, etc.
Pehea e hoʻokaʻawale ai i ka CM, CMR a me CMP
1. Papa Kalepa -Cm (Vertial Tray Flame Test)
ʻO kēia ka UL maʻamau kālepa maʻamau Cable (General Purpose Cable), pili i ke kūlana palekana UL1581. Pono ka ho'āʻo ʻana i nā laʻana he nui e kau ʻia ma luna o kahi kūpaʻa 8-kapuaʻi kūpaʻa a puhi ʻia no 20 mau minuke me kahi mea puhi ahi 20KW i kuhikuhi ʻia (70,000 BTU/Hr). ʻO ka hōʻailona hōʻoia, ʻaʻole hiki i ka lapalapa ke hohola i ka piko o luna o ke kaula a pio iā ia iho. He like like ka UL1581 a me IEC60332-3C, ʻokoʻa wale ka helu o nā kaula i kau ʻia. ʻAʻole loaʻa nā kikoʻī koʻikoʻi o ka uwahi i nā uwea papa kālepa, hoʻohana maʻamau i nā uwea ʻāpae o ka papahele hoʻokahi, ʻaʻole i hoʻopili ʻia i ka uwea kūpaʻa o ka papahele.
2. Papa laina nui - papa CMR (Riser Flame Test)
ʻO kēia kahi UL maʻamau kālepa maʻamau Cable (Riser Cable), pili i ke kūlana palekana UL1666. Pono ka hoʻokolohua e kau i kekahi mau laʻana ma luna o kahi kumu kū i hoʻohālikelike ʻia a me ka hoʻohana ʻana i ka mea puhi ahi Bunsen 154.5KW i kuhikuhi ʻia (527,500 BTU/Hr) no 30 mau minuke. ʻO nā koina kūpono ʻaʻole e laha ka lapalapa i ka ʻaoʻao o luna o ka lumi kiʻekiʻe 12-kapuaʻi. ʻAʻohe ʻano kikoʻī koʻikoʻi o ka ʻili o ke kumu, a hoʻohana maʻamau ʻia no ka wili ʻana o ka papahele.
3. Ke kahua hoʻoikaika -CMP pae (hoʻokolo ʻana i ka ea hoʻāʻo/Steiner TunnelTest Plenum Flame Test/Steiner TunnelTest)
ʻO kēia ka Cable koi nui loa i ka UL Fire Protection Standard (Plenum Cable), ʻo UL910 ke kūlana palekana e pili ana, ʻo ka hoʻāʻo ʻana e kau ʻia kahi helu o nā laʻana ma luna o ka ea ea ākea o ka hāmeʻa, e ʻā ana me 87.9KW gas Bunsen burner. (300,000 BTU/Hr) no 20 mau minuke. ʻO nā pae hoʻonaʻauao ʻaʻole pono e hoʻonui ka lapalapa ma mua o 5 kapuaʻi mai ke alo o ka lapalapa ahi Bunsen. ʻO 0.5 ke kiʻekiʻe kiʻekiʻe kiʻekiʻe o ka optical density, a ʻo ka awelika kiʻekiʻe o ka optical density he 0.15. Hoʻokomo pinepine ʻia kēia kelepona CMP i nā ʻōnaehana hoʻihoʻi ʻana i ka ea i hoʻohana ʻia i nā ducts ventilation a i ʻole nā mea hoʻokele ea a ua ʻae ʻia no ka hoʻohana ʻana ma Kanada a me ʻAmelika Hui Pū ʻIa. ʻOi aku ka maikaʻi o ka hana pale ahi o FEP/PLENUM e like me ka maʻamau UL910 ma mua o nā mea haʻahaʻa haʻahaʻa halogen-free e like me IEC60332-1 a me IEC60332-3 maʻamau, a haʻahaʻa ka ʻike ʻana i ka uahi i ka wā e puhi ana.