Where an set up comprises a mix of lower-voltage and very small voltage circuits like mains lighting and ability, fireplace alarm and telecommunication circuits, they need to be separated or segregated to avoid electrical Get in touch with (IEE Regulation 528.1). Metallic cable trunking is often sq., spherical, or slim https://cable-trunking67789.worldblogged.com/43244446/a-secret-weapon-for-cable-trunking