变压器材料绝缘材料检验

变压器材料绝缘材料检验变压器材料绝缘材料检验 Inspection standardfor insulationmaterial绝缘材料检验标准1 0OBJECTIVE目的To definea procedurethat providesfor aeptanceof partsquality bythe enduser throughinspection fora specificationtime ata specifieddistance 建立此程序以确保通过最终客户定时定点的检 测后所提供的零部件质量接收要求 2 0SCOPE范围The inspectionstandard isuse onlyfor MegapowerShanghai The insulationmaterial includeinsulation foil insulator insulated washer 本检验标准适用于 绝缘材料包括绝缘薄膜 绝缘体 绝缘 器 绝缘垫片等 3 0DEFINE定义Major defects Point seriousimpact to the visionand use And can t reachtothedesign requirement 主要缺点 指严重的影响使用及严重影响视觉 及无法 达到原设计要求的缺点 Min defects Point impactto vision And noimportant dimensionaording tothe ass y drawing 次要缺点 指轻微影响视觉及非关键尺寸的缺点 4 0SAMPLI NG PLANAND ACCEPTABLEQUALITY LEVEL抽样计划和允收水平4 1Sampling plan 抽样计划Aording tosampling planof Megapowershanghai the samplinggrade isdivided into Reduce sampling normal sampling increase sampling 抽样方案按照兆启上海的抽样计划 抽样等级分为正常抽 样 减少抽样 加强抽样 正常选择抽样比例依照一般检验水准II级 4 2Aeptable QualityLevel允收水准 Major defectfor AQL0 25 Min defectfor AQL1 0 The sampleplan isclass twoaording togeneral inspectionlevels 主要缺陷为AQL0 25 次要缺陷为AQL1 0 REFERE NCE INFO MIL STD 105E 参考资料 MIL STD 105E5 0INSPECTION EQUIPMENTS检验设备5 1Appearance inspection view外观检验目视5 2Dimension inspection caliper尺寸检验卡尺5 3Function inspection high voltagemeter insulated meter性能检验高压仪 绝缘仪6 0INSPECTION CONDITION检验条件6 1Distance the distanceis30cm betweeneyes withmaterial 距离肉眼与被测物距离30cm左右 6 2Time Theinspection s timewithin sevenseconds 时间在七秒钟内能确认缺陷 6 3Lighting 500Lux照明应使用均匀 无方向性 至少500勒克司的 照明 6 4Temperature 20 28 温度20 28 6 5Inspection vision Inspection mustbe madeby individualwith1 0vision orvision correctedto1 0检查视力检验员裸视力和矫正视力为1 0 7 0Appearance inspection外观检验S N序号Inspection items检验项目Inspection standard检验标准Defect grade缺陷等级MA Remark备注MI1Cracking破裂None无X2Burr毛边None无None无Must aordwith drawing 必须符合图纸要求X3Dirty脏污X4Material材质X7 1Dimens ion inspection尺寸检验S N序号Inspection items检验项目Inspection standard检验标准Defect grade缺陷等级MA XX Remark备注MI1Thickness厚度Width宽度Other dimensions其它尺寸Measure Frequency测试数量 5pcs lot 每批5个Aording todrawing依图纸Aording todrawing依图纸Aording todrawing依图纸X7 2Function inspection性能检验A Insulation test绝缘阻抗测试 Aording tothe drawing依照图纸要求 2pcs lot每批