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Trunking Hose

Trunking installation

1) Trunking formation without distortion, no burr on the inner wall, the joints at the straight, all kinds of accessories complete.

2) Groove connection should be smooth at the junction of the tight and straight, the slot cover should be installed, no Qiaojiao, the outlet position is correct.

3) When the trunking passes through the deformation joint, the trunking itself should be disconnected. The trunking should be connected with the connecting plate and not be fixed. The compensation grounding wire should be compensated. The trunking below CT300 * 100 should be fixed with 1 bolt, Two bolts must be fixed on CT400 * 100 or more.

4) All non-conductive metal trough non-conductive parts should be connected and connected accordingly, making it as a whole, and make the overall connection.

5) laid in the shaft trunking and through the different fire zone trunking, according to the design requirements of location fire fire blocking measures.

6) Straight end of the steel trunking length of more than 30m plus expansion joints, cable trunking across the deformation at the compensation device.

7) The length of metal cable trunking and its bracket shall be not less than 2 and connected to PE or PEN trunk.

8) The non-galvanized cable slot between the two ends of the connecting plate across the copper ground wire, the minimum allowable cross-sectional area of the ground wire BVR-4 mm.

9) Zinc-coated cable gage between the two ends of the connecting plate does not cross the ground wire, but the connecting plate at both ends of not less than 2 with a locking nut or lock washer connecting bolts.