| Samfuri | CJ-T2-60/4P | CJ-T2-60/3+NPE |
| Nau'in IEC | II,T2 | II,T2 |
| Rukunin SPD | Nau'in iyakance ƙarfin lantarki | Nau'in haɗuwa |
| Bayani dalla-dalla | 1P/2P/3P/4P | 1+NPE/3+NPE |
| Ƙwaƙwalwar lantarki mai ƙima Uc | 220VAC/220VAC/380VAC/380VAC | 380VAC/220VAC/385VAC |
| Matsakaicin ƙarfin lantarki mai ci gaba da aiki Uc | 275VAC/385VAC | 385VAC/275VAC/385VAC |
| Nau'in fitar da ruwa mai yawa A cikin (8/20)μS LN | 30KA | |
| Matsakaicin wutar fitarwa Imax (8/20)μS LN | 60KA | |
| Matakin kariyar ƙarfin lantarki Sama (8/20)μS LN | 2.0KV | |
| Juriyar gajeriyar hanya 1 | 300A | |
| Lokacin amsawa tA N-PE | ≤25ns | |
| Kariyar ajiya Zaɓin SCB | CJSCB-60 | |
| Alamar gazawa | Kore: al'ada; Ja: gazawa | |
| Shigarwa shugaba yankin giciye-sashe | 4-35mm² | |
| Hanyar shigarwa | Layin dogo na yau da kullun na 35mm (EN50022/DIN46277-3) | |
| Yanayin aiki | -40~70°C | |
| Kayan casing | Roba, mai bin UL94V-0 | |
| Matakin kariya | IP20 | |
| Matsayin gwaji | IEC61643-1/GB18802.1 | |
| Ana iya ƙara kayan haɗi | Ƙararrawar siginar nesa, ikon wayoyi na hanyar sadarwa ta siginar nesa | |
| Sifofin kayan haɗi | Tashar lamba ta NO/NC (zaɓi ne), matsakaicin zare ɗaya/waya mai sassauƙa 1.5mm² | |

A zamanin dijital na yau, dogaro da na'urori da na'urori na lantarki ya fi yawa fiye da kowane lokaci. Yayin da yawan ƙaruwar wutar lantarki da matsalolin wutar lantarki ke ƙaruwa, yana da matuƙar muhimmanci a kare waɗannan na'urori daga lalacewa. Nan ne masu kare ƙarfin SPD na Class II ke shiga cikin aiki.
An ƙera SPDs, ko Na'urorin Kare Surge, don kare tsarin lantarki da kayan aiki daga ƙarar wutar lantarki da ƙaruwar wutar lantarki. An ƙera na'urorin kariya na SPD na aji na II musamman don samar da ƙarin kariya ta wuce kima ta wucin gadi. Waɗannan na'urori suna da mahimmanci don tabbatar da aminci da tsawon rai na kayan lantarki masu mahimmanci kamar kwamfutoci, talabijin, da sauran kayan aikin gida.
Ɗaya daga cikin muhimman abubuwan da ke cikin kariyar ƙarfin lantarki na Class II SPD shine ikon sarrafa manyan kwararar iska. Wannan ya sa suka dace da amfani a muhalli inda akwai haɗarin ƙaruwar ƙarfin lantarki mai yawa, kamar wuraren masana'antu ko wuraren da walƙiya ke iya kamawa. Kariyar ƙarfin lantarki na Class II SPD tana kawar da ƙarfin lantarki mai yawa daga kayan aikin da aka haɗa, wanda ke taimakawa wajen hana lalacewa mai tsada da kuma rashin aiki.
Ya kamata a lura cewa ba dukkan masu kare surge aka halicce su daidai ba. Masu kare surge na aji na II na SPD suna fuskantar gwaji da takaddun shaida masu tsauri don tabbatar da amincinsu da aikinsu. Lokacin zabar mai kare surge, yana da mahimmanci a nemi samfuran da suka dace da ƙa'idodin masana'antu.
Baya ga kare kayan lantarki, masu kare ƙarfin lantarki na aji na II SPD suma suna ba da gudummawa ga tsaron wutar lantarki gaba ɗaya. Waɗannan na'urori suna taka muhimmiyar rawa wajen kiyaye amincin tsarin wutar lantarki ta hanyar rage haɗarin gobarar lantarki da lalacewar kayan aiki.
A taƙaice, masu kare ƙarfin SPD na aji na II muhimmin ɓangare ne na tsarin wutar lantarki na zamani. Ikonsu na samar da kariya mai ƙarfi da ƙarfin lantarki na ɗan lokaci yana sanya su babban jari don aikace-aikacen gidaje da kasuwanci. Ta hanyar fahimtar mahimmancin waɗannan na'urori da kuma haɗa su cikin kayayyakin lantarki, mutane da 'yan kasuwa za su iya kare kayan aikinsu masu mahimmanci yadda ya kamata kuma su tabbatar da cewa ana gudanar da ayyukansu ba tare da katsewa ba.