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电缆桥架在电气竖井内使用时需要符合哪些要求?

竖井内的配电箱应有出厂合格证、生产许可证、“CCC*认证标志和认证证书复印件及试验记录。
The distribution box in the shaft shall be provided with factory certificate, production license, "CCC * certification mark, copies of certification certificate and test records.
电气竖井内所用的电缆桥架规格型号要符合设计要求。采用镀锌制品、镀锌钢板的厚度在桥架宽度小于400mm时,厚度不小于15mm;在400~800mm之间时,厚度不小于2mm;大于800mm时,厚度不小于2.5mm。
The specification and model of cable tray used in the electrical shaft shall meet the design requirements. The thickness of galvanized products and galvanized steel plates shall not be less than 15mm when the bridge width is less than 400mm; When it is between 400 ~ 800mm, the thickness shall not be less than 2mm; When it is greater than 800mm, the thickness shall not be less than 2.5mm.
防火堵料(防火枕)、防火涂料应选用经国家鉴定的定型产品。
Fireproof plugging material (fireproof pillow) and fireproof coating shall be finalized products identified by the state.
电气竖井中使用的辅助材料钻头、电焊条、氧气、乙炔气、调合漆、焊锡、焊剂、橡胶绝缘带、塑料绝缘带、黑胶布等。
Auxiliary materials used in the electrical shaft include drill bit, welding electrode, oxygen, acetylene gas, blending paint, solder, flux, rubber insulating tape, plastic insulating tape, black tape, etc.
金属膨胀螺栓根据允许拉力和剪力及设备的安装孔径确定。
The metal expansion bolt shall be determined according to the allowable tension and shear force and the installation hole diameter of the equipment.
接线端子根据导线截面及导线根数选,用相应规格的接线端子。
The wiring terminal shall be selected according to the wire section and the number of wires, and the wiring terminal of corresponding specification shall be used.
电缆桥架应平直无明显扭曲,支架应焊接牢固无显著变形;下料误差应在5mm范围内,切口应无卷边毛刺。
The cable tray shall be straight without obvious distortion, and the support shall be welded firmly without significant deformation; The blanking error shall be within 5mm, and the notch shall be free of curling burr.
电线、电缆及附件应选用符合国家现行技术标准的产品并应有出厂合格证、“CCC认证标志和认证证书复印件。电线、电缆桥架还应有生产许可证,符合电缆桥架的规格选择。
Wires, cables and accessories shall be products conforming to the current national technical standards, and shall be provided with factory certificate, "CCC certification mark and copies of certification certificate. Wire and cable tray shall also have production license, which shall meet the specification selection of cable tray.
电缆桥架镀锌材料:钢板、圆钢、扁钢、角钢、螺栓、螺母、螺丝、垫圈、弹簧垫圈等金属材料均应采用镀锌制品。
Galvanized materials of cable tray: steel plate, round steel, flat steel, angle steel, bolt, nut, screw, washer, spring washer and other metal materials shall be galvanized products.
 
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