英语翻译Cable trays and accessories(as applicable)cable tray support shall be fabricated from standard ms angles/channels.Depending upon site conditions,it may be galvanised or painted.In case of painting two coats of red-oxide primer and two coa
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英语翻译Cable trays and accessories(as applicable)cable tray support shall be fabricated from standard ms angles/channels.Depending upon site conditions,it may be galvanised or painted.In case of painting two coats of red-oxide primer and two coa
英语翻译
Cable trays and accessories(as applicable)
cable tray support shall be fabricated from standard ms angles/channels.Depending upon site conditions,it may be
galvanised or painted.In case of painting two coats of red-oxide primer and two coats of anti corrosion and abrasion
resisting synthetic enamel paint should be applied.Erection of cable tray supports generally be done with bolts and nuts and
avoid as much as possible welding at site.
sheet steel cover of minimum 2mm.thick shall be provided for wall/column mounted vertical raceways and wherever specifically required.The width of the cover shall be same as that of the tray.In chemically polluted area,addtional protection as required shall be provided.
Duct bank
Duct bank shall consist of reinforced cement concrete encase PVC pipes of suitable diameter,preferably 150/200mm.At all bending locations and for pulling of cables adequate mumbers of manholes and hand holes be provided at suitable intervals,not more than 30m apart.
英语翻译Cable trays and accessories(as applicable)cable tray support shall be fabricated from standard ms angles/channels.Depending upon site conditions,it may be galvanised or painted.In case of painting two coats of red-oxide primer and two coa
电缆托盘及配件(如适用)
电缆桥架的支持,应编造角度标准的MS /立地条件channels.Depending后,它可能是
镀锌或涂漆.在画案两红底漆和二氧化物涂层的抗腐蚀和抗磨损外套
合成抗烤漆应适用.电缆桥架安装支持的一般用螺栓和螺母,做
尽可能避免有可能在焊接.
表最低2mm.thick钢盖应为墙提供/列式垂直滚道和地方具体要求.纪念封的宽度应相同的纸盒.在化学污染方面,addtional保护的要求,应提供.
管银行
管银行应包括适当的直径夹住PVC管,钢筋水泥混凝土最好150/200mm.At所有位置和弯曲拉电缆手孔的沙井和提供足够的mumbers在适当的时间间隔不超过30米之外.
I CAN'T UNDERSTAND ABOUT ELECTRIC