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电缆桥架的安装技术标准和要求!

1.电缆桥架设备时应做至设备健壮,横平竖直,沿电缆桥架水平走向的支吊架左右差错应不大于-lOmm,其凹凸差错不大于5mm。
1. When installing cable tray equipment, the equipment shall be robust, horizontal and vertical. The left-right error of supports and hangers along the horizontal direction of cable tray shall not be greater than - lomm, and the concave convex error shall not be greater than 5mm.
电缆桥架的安装技术标准和要求
Technical standards and requirements for cable tray installation
2.电缆桥架与工艺管道共架设备时,电缆桥架应安顿在管架的一侧,当有易燃气体管道时,电缆桥架应设置在危险程度较低的供电一侧。
2. When the cable tray and process pipeline share the same equipment, the cable tray shall be installed on one side of the pipe rack. When there are flammable gas pipelines, the cable tray shall be set on the power supply side with low risk.
3.当规划无规守时,电缆桥架层间距离,电缆桥架上层至沟顶或楼板及底层至沟底或地上距离不宜小于表3的数值。
3. When planning is irregular and punctual, the distance between layers of cable tray, the distance from the upper layer of cable tray to the trench top or floor and the distance from the bottom layer to the trench bottom or above the ground should not be less than the values in Table 3.
(1)电缆桥架应在具有腐蚀性液体管道上方。
(1) The cable tray shall be above the pipe with corrosive liquid.
(2)电缆桥架应在热力管道下方。
(2) The cable tray shall be under the heat pipe.
(3)易燃易爆气体比空气重时,电缆桥架应在管道上方。
(3) When flammable and explosive gas is heavier than air, the cable tray shall be above the pipeline.
(4)易燃易爆气体比空气轻时.电缆桥架应在管道下方。
(4) When the flammable and explosive gas is lighter than air, the cable tray shall be under the pipe.
4.电缆桥架不宜与下列管道平行敷设,当无法防止时,电缆桥架的方位应符合下列规矩。或采用相应防护方法。
4. The cable tray should not be laid in parallel with the following pipes. When it cannot be prevented, the orientation of the cable tray should comply with the following rules. Or adopt corresponding protection methods.
5.电缆桥架与管道之间小距离应满意表4要求。
5. The small distance between cable tray and pipeline shall meet the requirements in Table 4.
6.电缆桥架在下列情况之一者应加盖板或保护罩。
6. Under any of the following circumstances, the cable tray shall be provided with cover plate or protective cover.
(1)电缆桥架在铁篦子板或类似带孔设备下设备时.上层电缆桥架应加盖板或保护罩.如果在上层电缆桥架宽度小于底层电缆桥架时.
(1) When the cable tray is under the iron grate plate or similar perforated equipment, the upper cable tray shall be provided with a cover plate or protective cover. If the width of the upper cable tray is less than that of the lower cable tray
(2)电缆桥架设备在简略遭到机械危害的地方时应加保护罩。
(2) The cable tray equipment shall be provided with a protective cover when it is slightly damaged by machinery.
7.电缆桥架穿墙设备时.应根据环境条件选用密封设备。电缆桥架由室内穿墙至室外时.在墙的外侧应采用防雨方法。
7. When the cable tray passes through the wall, the sealing equipment shall be selected according to the environmental conditions. When the cable tray passes through the wall from indoor to outdoor, the rainproof method shall be adopted on the outside of the wall.
电缆桥架由室外较高处引到室内时.电缆桥架应先向下倾斜,然后水平引到室内。当电缆桥架选用托盘时,宜在室外水平段改用一段电缆梯架,防止雨水顺电缆托盘流入室内。
When the cable tray is led indoors from a higher place outdoors, the cable tray shall be inclined downward first, and then led indoors horizontally. When tray is selected for cable tray, a section of cable ladder should be used in outdoor horizontal section to prevent rainwater from flowing into the room along the cable tray.
8.电缆桥架内电缆的固定应符合相关标准规范的规矩。
8. The fixation of cables in cable tray shall comply with the rules of relevant standards and specifications.
 
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