Unverified90% confidenceDecision RuleTime unknown
室外安装的声光报警器防护等级必须≥IP65，能防止雨水直射和粉尘侵入；沿海高盐雾环境应选IP66及以上并带防腐涂层外壳
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified室外用声光报警器防护等级需达到IP65以上，室内可选IP44即可；沿海或多雨地区建议IP66，防止盐雾和暴雨渗入导致电路短路90% similarUnverified室外安装的声光报警器防护等级需≥IP65，以防雨水灌入导致喇叭腔进水失效；仅IP54级别只适合有屋檐遮挡的半室外位置87% similarUnverified室外安装的声光报警器防护等级必须≥IP65，能防暴雨冲刷；仅IP44的产品长期户外使用1-2年内会因进水导致喇叭腐蚀失灵86% similarUnverified室外球机防护等级需≥IP66，IP65仅防低压水流，暴雨或水枪冲洗易进水；沿海高盐雾环境应额外确认外壳有防腐涂层84% similarUnverified室外安装必须选择IP66及以上防护等级，IP65仅防喷水不防强力水柱，沿海高盐雾环境还需确认外壳有防腐蚀处理（如IK10抗冲击）84% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/473328API
curl https://kongchang.com/api/v1/knowledge/claims/473328MCP
get_claim(id=473328)