Case 13
Shielded 2×2.5 mm² Speaker Cable with Customer Marking for the Philippines
This project record covers a 2×2.5 mm² 300/500 V shielded PVC speaker cable (CU/PVC/CWB/PVC) printed with the customer's own name, from an enquiry for a fire-rated LSZH speaker cable for a building voice evacuation system, and explains what the two constructions are for.
- Применение
- Speaker circuits of an emergency voice evacuation system, as stated in the enquiry; pathway requirements set by the customer's design
- Конструкция
- Two 2.5 mm² copper conductors, PVC insulation, copper-wire braid screen, black PVC sheath, 300/500 V; not a fire-resistant cable. The mica/XLPE/LSZH fire-resistant construction is described as the one to quote where a pathway must survive a fire
- Поставка
- 200 m coils in woven wrap with the TEBAOFLEX packing label, sheath printed with the customer's own name and metre marks
Что показывает проектная документация
Read the shielded speaker cable record The record separates fire-rated, flame-retardant and LSZH, explains what a BS 7629-1 reference specification asks for, sizes a 100 V speaker line against the 10 % voltage-drop rule, and shows the marking trial, the coils and the label.
