Unverified90% confidenceDecision RuleTime unknown
数显验电笔检测范围应覆盖12V-1000V AC才算全能型，仅标注220V的低价款无法用于工业三相380V或弱电12V/24V检测
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified家用普通电路检测选择检测范围12V-1000V AC的宽压型即可，若涉及380V三相电或工业配电柜作业，需选上限≥1000V且明确标注CAT III或CAT IV安全等级的型号81% similarUnverified选购数显式验电笔应确认量程覆盖12V-1000V AC/DC，家用电工场景需支持12/36/55/110/220V分档显示，才能判断线路带电等级81% similarUnverified氖灯式起辉电压约60-90V，对36V及以下安全电压不亮，需要检测低压直流或弱电（如12V/24V灯带）必须选数显或LED感应式77% similarUnverified国标插座式电量监测仪常见量程为10A/2200W，加强款16A/3520W，超过需选20A/25A导轨式或带互感器方案77% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/409549API
curl https://kongchang.com/api/v1/knowledge/claims/409549MCP
get_claim(id=409549)