Wireline wiring (1) The water and dirt in the cable trough should be eliminated before wiring in the trunking. (2) The sum of the cross-sectional areas of the conductors in the same trunking (includin...
Protective ground wire installation in the cable trough (1) The protective earthing wire shall be laid on the side of the line groove according to the design drawings. The bolt at the grounding point ...
Lifting metal trunking (1) When hoisting the linear section of the cable trough, the trunk should be made first, and the hoisting device and the special slot of the trunking are fixed together. Accord...
Trunking installation (1) Installation requirements for the trunking: 1 inside and outside of the slot should be smooth and flat, without ribs, and there should be no distortion or warping, and all ki...