Cable tray cover plate specifications and thickness

Cable tray cover plate thickness typically ranges from 1. 0 mm to 2. 5 mm depending on tray width and applicable national standards.

Thickness According to National StandardsJB/T 10216-2000: Width ≤ 150 mm: 1. 0–1. 2 mm150 mm < Width ≤ 400 mm: 1.

5 mm400 mm < Width ≤ 800 mm: 2. 0 mmWidth > 800 mm: 2. 5 mmJB/T 10216-2013: Width ≤ 150 mm: 1.

0–1. 2 mm150 mm < Width ≤ 300 mm: 1. 2 mm300 mm < Width ≤ 500 mm: 1.

5 mm500 mm < Width ≤ 800 mm: 2. 0 mmWidth > 800 mm: 2. 2 mmQB/T 1453-2003: Width ≤ 400 mm: 1.

5 mm400 mm < Width ≤ 800 mm: 2. 0 mmWidth > 800 mm: 2. 5 mmT/CECS 31-2017: Width ≤ 300 mm: 1.

0 mm300 mm ≤ Width ≤ 500 mm: 1. 2 mm500 mm ≤ Width < 800 mm: 1. 5 mmWidth ≥ 800 mm: 2.

0 mm These thicknesses are generally for galvanized steel cover plates, which provide protection against dust, water, and electromagnetic interference, and may match or be slightly lower than the tray body thickness depending on design requirements.

Additional Considerations

Material and Finish: Aluminum, stainless steel, or hot-dip galvanized steel may have slightly different thickness requirements due to mechanical strength and corrosion resistance. Installation Type: Solid or ventilated covers may influence the required thickness to maintain structural integrity. Compliance: Ensure the selected thickness meets local codes and standards, such as NEMA VE 2 for the U.

S., or relevant IEC standards for international projects. In practice, the cover plate thickness is chosen based on tray width, load requirements, and environmental conditions, while adhering to the applicable national or international standard.