Cable Ladder vs Perforated Cable Tray Selection Guide

Cable Ladder vs Perforated Cable Tray – Selection Guide (UK, 2025) Scope & references BS 7671:2018+A2:2022 and A3:2024 (selection & erection; installation reference methods; grouping). IET On‑Site Guide to BS 7671:2018+A2:2022 (practical application incl. escape‑route notes). Non‑differentiators (don’t use these to choose): Current‑carrying capacity (CCC): Perforated tray (Method 31) and ladder (Methods 32–34) are both […]