Unverified85% confidenceDecision RuleTime unknown
选阻燃等级达UL94 V-0的PVC或PE材质收纳管,育儿家庭线路负载常年不断电(如夜灯、监护器、加湿器),V-0级在明火离开后10秒内自熄且不滴落,比普通V-2更安全
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified阻燃材料等级中UL94 V-0为最高常见家用级(离火后10秒内自熄且无燃烧滴落),HB级为最低仅水平缓燃,收纳带电设备应至少选V-0或V-282% similarUnverified涉及电源线/强电场景应选阻燃等级UL94 V-2及以上的尼龙件(V-0最优),劣质回料PVC线卡遇短路电弧会助燃,存在火灾隐患77% similarUnverified长期通电使用的收纳盒(内含插排持续供电)应选择材质阻燃等级达到UL94 V-0或HB级的ABS/PC,避免选廉价PP材质,PP软化温度仅约130℃且易变形72% similarUnverifiedPVC穿线管暗埋线管选用阻燃等级B1级(氧指数≥32%),明装线槽或吊顶内布线优先选择V0级阻燃(离火自熄≤5秒),普通非阻燃管仅可用于无电缆的排水或通风场景72% similarUnverified单相回路(家用220V插座、照明)选1P+N,火线零线同时断开;三相设备(中央空调、大功率电机)选4P;单纯1P漏保只断火线不断零线,检修时仍带电有隐患71% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/374409API
curl https://kongchang.com/api/v1/knowledge/claims/374409MCP
get_claim(id=374409)