Distribution box in the installation, there will always be some seemingly small, but not endanger the problem, the following small list of some of our installation of distribution box will appear some common problems and the corresponding control measures and solutions Way for your reference. First, distribution box installation common problems: 01 outdoor distribution box no measures to prevent rainwater 02 power into the box is not in place 03 concealed assembly box into the line at the part of the wire buried in the wall without the tube 04 The cables entering and leaving the power distribution box are not grounded 05 Cable steel armor into the distribution box (cabinet) and is not grounded 06 pipe nozzle is not handled , the pipe is not plugged after the cable through the tube 07 hanging (embedded) wall distribution box height does not meet the requirements 08 distribution box phase, zero, the ground busbar on the unmarked 09 Distribution box with zero ground mixed (shared bus) 10 Distribution box, cabinet ground wire used in series with each other 11 distribution box without leaving the amount of wiring , irregular 12 Distribution Boxes The distance between the appliances and the sides of the box is too close 13 Distribution box power wiring phase sequence is incorrect 14 Distribution box wiring crowded , and irregular cross 15 knocking out the excess box knockout hole 16 distribution box, cabinet in the incoming line do not repeat the grounding 17 boxes of ground wire and bolt specifications do not match 18 Displacement between the centerline of the buried tube and the box hole 19 cable does not hang signs 20 conductor through the distribution board , the board hole at the mouth without protection 21 multi-strand cord is not tin , wire without nose 22 electrical fasteners do not match , no anti-loosening device 23 wire, wire nose, spark between the bus 24 copper nose fixed in the aluminum row no transitional measures 25 Connect more than two wires to the same terminal 26 A hollowed-out distribution box on a 180 mm thick wall creates a hollowed-out drum on the back 27 Ground wire is insufficient in wire diameter 28 zero, grounding the ground connection in series 29 serves as a ground terminal row PEN fastening end 30 Protects multiple branches with one earth leakage protector 31 Wiring of incoming power cord is incorrect 32 busbar bolt installation direction is wrong 33 busbar section less than 4 × 25 mm2 34 busbar fasteners incomplete, not complete , exposed thread inadequate 35 with the switch power supply side of the bus as a bus stand bracket 36 A few wires are first twisted with each other and then connected with a desired contact by a wire Work zero line does not cross the zero sequence current transformer 38 boxes, the cabinet does not prevent rodent access to measures Orange Peel Textured L Acrylic Sheet Orange Peel Textured L Acrylic Sheet,Orange Peel Textured Acrylic Sheet,Stipple Acrylic Sheet,Orange Peel Textured Acrylic Plate Jiangmen Kunxin new Material Technology Co.,Ltd , https://www.plasticsjmkunxin.com