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สายอากาศแรงดันต่ำ เป็นสายไฟฟ้าในระบบจำหน่ายไฟฟ้าระดับแรงดันต่ำ ใช้งานคู่กับชั้นข้อมูลข้อความ OHLVConductor_anno และชั้นข้อมูลสายไฟฟ้าแรงดันต่ำใต้อาคารพร้อมข้อความได้จัดทำครั้งแรกเมื่อปี พ.ศ. 2537 บนระบบพิกัด Projected Coordinate System แบบIndian_1975_UTM_Zone_47N และมี Projection แบบ Transverse_Mercator และเมื่อเดือนสิงหาคม พ.ศ. 2558ได้มีการแปลงระบบพิกัดใหม่เป็น WGS_1984_UTM_Zone_47N และมีค่าตัวแปรในการแปลงพิกัด แกน X,Y,Z 205.15, 836.64, 294.67 ตามลำดับ<\/SPAN><\/P>

ข้อมูลนี้ถูกสร้างไว้ใน ElectricDataset จัดเก็บในฐานข้อมูล GIS/AM/FM<\/SPAN><\/P>

ข้อมูลนี้มีความสัมพันธ์ Relationship กับชั้นข้อมูล OHLVConductor_anno<\/SPAN><\/P><\/DIV><\/DIV>", "geometryType": "esriGeometryPolyline", "sourceSpatialReference": { "wkid": 32647, "latestWkid": 32647, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -5120900, "falseY": -9998100, "xyUnits": 10000, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 }, "copyrightText": "ฝ่ายพัฒนาระบบงานประยุกต์ (ฝพป.) การไฟฟ้านครหลวง (กฟน.)", "parentLayer": null, "subLayers": [], "minScale": 0, "maxScale": 0, "referenceScale": 0.0, "drawingInfo": { "renderer": { "type": "simple", "symbol": { "type": "esriSLS", "style": "esriSLSSolid", "color": [ 163, 146, 39, 255 ], "width": 1 } }, "scaleSymbols": true, "transparency": 0, "labelingInfo": null }, "defaultVisibility": true, "extent": { "xmin": 664847.3776000002, "ymin": 1518452.5857999995, "xmax": 666361.6015999997, "ymax": 1519867.5623000003, "spatialReference": { "wkid": 32647, "latestWkid": 32647, 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