logo

DETAILS

Check category

Cable tray common installation defects

  • Categories:Zhongrui News
  • Author:
  • Origin:
  • Time of issue:2019-05-28 14:44
  • Views:

(Summary description)What should be paid attention to when installing cable trays? 1. The metal cable tray and its support are not reliably grounded (2 places); 2. The expansion joint is not set according to the specifications; 3. The cable tray and the bracket are not fixed, and the bridge bracket is not grounded. 4. Cross-fired partitions have not been fireproofed;

Cable tray common installation defects

(Summary description)What should be paid attention to when installing cable trays?

1. The metal cable tray and its support are not reliably grounded (2 places);

2. The expansion joint is not set according to the specifications;

3. The cable tray and the bracket are not fixed, and the bridge bracket is not grounded.

4. Cross-fired partitions have not been fireproofed;

  • Categories:Zhongrui News
  • Author:
  • Origin:
  • Time of issue:2019-05-28 14:44
  • Views:
Information
What should be paid attention to when installing cable trays?
 
1. The metal cable tray and its support are not reliably grounded (2 places);
 
2. The expansion joint is not set according to the specifications;
 
3. The cable tray and the bracket are not fixed, and the bridge bracket is not grounded.
 
4. Cross-fired partitions have not been fireproofed;
 
5. Insulation treatment between the aluminum alloy bridge and the steel bracket without anti-electrochemical corrosion;
 
6. The bridge elbow, the three-way, etc. do not use the finished fittings that are matched with the bridge frame, but are processed on site, and the processing quality does not meet the specification requirements;
 
7. When the screw hanger is installed on the bridge, the anti-sway bracket is not set according to the specifications;
 
8. The steel bracket is not constructed according to the anti-corrosion requirements;
 
9. The grounding jumper is randomly installed or leaked across the bridge, and the grounding jumper is not located on the conspicuous side;
 
10. The grounding of the grounding jumper and the claw-shaped gasket are reversed, some of which are not provided with claw-shaped gaskets, and the galvanized bridge grounding bolts do not have anti-loose washers;
 
11. The inner tray and the trough bridge cover cover are covered;
 
12. The nut of the fixing bolt of the bridge connecting plate is installed inside the bridge frame;
 
13. The bridge and distribution boxes, cabinets, and steel pipes that are connected or connected are not grounded.

Scan the QR code to read on your phone

ABOUT US

 

 

Introduction

 

Business

 

Win-win

 

Advantage

 

Contact us

NEWS

 

 

Zhongrui News

 

Industry

 

FAQ

 

Support

 

CONTACT US

Add:92 Weier Road, Chengbei Park, Jingjiang Economic and Technological Development Zone, Jiangsu Province 

Phone

Mobile version