Cable Lug Overheating: Thermal Imaging Limits and Causes
Quick Answer: Measure the hot lug against a similar lug on another phase under similar load. NETA treats a 4–15°C…
Cable Gland Thread Types: Metric vs PG vs NPT vs BSP
Quick Answer: Cable gland thread types fall into four families: metric (60°, 1.5 mm pitch, parallel), PG (80° flank, legacy…
Heat Shrink Sleeve for Cable Lugs: Length, Overlap and Size
Quick Answer: Pick a sleeve whose expanded diameter clears the lug barrel and whose recovered diameter grips the cable. Cut…
Silica Gel Breather Oil Seal Failure: Causes and Fixes
Quick Answer: A transformer breather oil seal fails when the oil cup runs low, dries out or leaks, so air…
Insulating Gloves vs Leather Protectors: Arc Rating Facts
Quick Answer: Rubber insulating gloves protect against shock. Leather protectors worn over them add cut, puncture and arc protection, but…
Electrical Rubber Mat vs Gravel Surface in Substations
Quick Answer: Gravel and an electrical rubber mat do different jobs. Crushed rock spreads across the yard and raises the…
Photoluminescent Danger Plate for Night and Power Cut Use
Quick Answer: A photoluminescent danger plate helps people find the warning when lights fail, but it never replaces the red-and-white…
Cable Ties vs Hook-and-Loop Straps for Data and Fibre Cables
Quick Answer: Use hook-and-loop straps on fibre, Cat6 and other sensitive data cables. Use nylon cable ties on power and…
Crimp Cable Lug vs Shear Bolt Lug for Aluminium Cables: Which Termination Should You Choose?
Quick Answer: Use a crimp cable lug when you terminate many aluminium cables of known size and control the tool,…
Nylon Cable Gland vs Brass for Outdoor Panel Enclosures
Quick Answer: Choose a UV resistant nylon cable gland (black, UV-stabilised polyamide) for light outdoor panels, provided the gland body…