1. Matsayin wuta na CM
A halin yanzu CM shine matakin hana harshen wuta da aka fi amfani da shi don kebul na kebul. Matsayin gwajinsa shine UL 1581. Dangane da ma'anar, ƙaramin tarin kebul na Cm-class zai fita ta atomatik cikin mita 5 bayan yaɗuwar ƙonewa.
A halin yanzu, murfin waje na kebul na cibiyar sadarwa ta CM-class galibi an yi shi ne da PVC kuma an yi shi ne da babban ƙarfin PE. Idan aka ƙone shi, zai fitar da halogen mai guba, hayaki da zafi mai yawa. Ana amfani da kebul na CM-class don aiki a kwance a ƙasa ɗaya, kuma ana samunsa a Burtaniya, Asiya da Ostiraliya.
2. Ƙimar wutar CMR
Amincin ƙimar wutar CMR shine na biyu, wanda galibi ake cimmawa ta hanyar inganta wurin kunna wutar kebul don cimma manufar rashin ƙonewa. Matsayin gwajinsa shine UL 1666. A cikin ma'anar, a ƙarƙashin yanayin ƙonewar fanka, dole ne a kashe tarin kebul na hanyar sadarwa ta CMR a cikin mita 5 na yaɗuwar ƙonewa.
A halin yanzu, murfin waje na kebul na cibiyar sadarwa ta CMR an yi shi ne da kayan PVC mai hana wuta, kuma an yi layin rufin ne da kayan PE mai yawan yawa. Bayan ƙonewar wuta, zai fitar da iskar gas mai guba (iskar chlorine) da tururin gubar, wanda zai cinye iskar oxygen a cikin iska cikin sauri kuma ya sa wutar ta mutu. Ana amfani da kebul na CMR sosai a cikin tsarin iska a cikin bututun da aka raba da tsarin kebul, watau a cikin tsarin tsakiya na ciki, kuma ana samunsa a Asiya da Ostiraliya.
3. Ƙimar wutar CMP
Ƙimar wutar CMP ita ce mafi aminci. Yana da cikakkiyar juriya ga harshen wuta kuma baya fitar da hayaki mai guba sosai lokacin ƙonewa. Ma'aunin gwajin CMP shine UL 910. Dangane da ma'anar UL, tarin kebul na CMP da kebul na cibiyar sadarwa dole ne su mutu cikin mita 5 bayan yaɗuwar ƙonewa a ƙarƙashin yanayin tilasta ƙonawa mai ƙarfi daga magoya baya.
An yi murfin waje na wayar kebul na aji na CMP da fluorine (kamar PTFE PTFE, FEP fluorinated ethylene propylene), wanda ke da zafin ruɓewa mai yawa da wurin kunna wuta. Saboda kebul na cibiyar sadarwa na kebul na CMP na iya dakatar da yaɗuwar ƙonewa, zai aika don rage hayaki da guba, koda lokacin da akwai wuta, kuma a cikin ginin ba a cika shi da ƙonawa da yawa ba saboda hanyar sadarwa ta kebul da hayaki ko guba mai cutarwa, don haka ana amfani da kebul na cibiyar sadarwa ta kebul na CMP mai daraja a cikin hanyar iska ko kayan aikin sarrafa iska da aka yi amfani da su tsarin matsi na iska, wanda aka saba amfani da shi a Kanada da Amurka.
4.DongguanWenchangKamfanin Lantarki, Ltd.masana'anta ce ta kasar Sin wacce ke da takardar shaidar CM, CMR, da CMP.
Ajin CMR (gwajin ƙonewa a tsaye) Waɗannan kebul ne masu inganci na kasuwanci a cikin ma'aunin UL. Ma'aunin aminci shine UL1666. Babu takamaiman yawan hayaki kuma galibi ana amfani da su don wayoyi a tsaye da kwance na bene.
Ajin CMP (Gwajin Stei Sodium Duct) shine kebul mafi buƙata a cikin ma'aunin tsaron wuta na UL. Yawanci ana sanya shi a cikin tsarin matsi na iska da ake amfani da shi a cikin bututun iska ko kayan aikin sarrafa iska. An amince da shi a Kanada da Amurka.
5. Bambance-bambance tsakanin CM, CMR da CMP:
CM, CMR da CMP sun bambanta a matsayin ƙimar wuta, yanayin konewa da kayan murfin waje. Bugu da ƙari, sun bambanta sosai a farashi da yankin amfani.
(1) Bambancin farashi.
An yi murfin waje na kebul na CM da kebul na CMR da kayan PVC, yayin da aka yi kebul na CMP da kayan fluorine, don haka farashin kebul na CMP ya fi tsada fiye da na kebul na CM da kebul na CMR.
(2) Bambance-bambance a yankunan aikace-aikace
Gabaɗaya, ana amfani da kebul na CM a cikin wayoyi na kwance na lif ɗin gini da ɗakunan da za a iya hura iska a wasu muhalli, ana iya amfani da CMR a cikin wayoyi na tsaye na lif ɗin gini da hanyoyin tsaye, kuma ana iya amfani da CMP a cikin wayoyi na kwance na bututun iska, ɗakunan da za a iya hura iska ko wasu muhallin zagayawa iska.
Lokacin Saƙo: Agusta-27-2020