Insulation: Type.silicone rubber Dia over Insulation:0.0996±0.0040″ nom.(2.5±0.1mm) Drain Wire:7/0.43±0.008mm stranded Tinned-Copper Shield:0.0047″(0.120mm)thick Fireproof aluminum f ELECTRICAL PROPERTIES: Temperature Rating：-40℃～ 90℃ Operating Voltage：300 /500V Withstand voltage test ： Between insulated conductors，AC: 1000V / 5min, no breakdown Maximum resistance：18.1 0hms/KM at 20℃ STANDARD: All these cables comply to: Application of insulation ：EN50363-1、EN50363-2-1、BS2683 Inner Conductor Diameter：BS EN 60228 Insulation：EN50363-1、EN50363-2-1、BS2683 Sheath ：EN7655-6.1、BS EN50267-2-1BS60754、BS2683 Smoke emission：EN 61034-2: 2005 A2:2020 Corrosive and acid gas：EN 60754-1: 2014 Flame propagation on a single cable：EN 60332-1-2:2004 Fire resistance(single cable) ：BS6387、BS EN50200、BS 8434-2 Fire resistance time：PH30-PH120 Guide for safe use of cables：BS5839-1 CROSS SECTION: APPLICATIONS: Fire-fighting cables are mainly used for emergency lighting, fire observation, signal sensing system, blower system, communication call system, control equipment system, fire pump and fire alarm system circuit cables, etc. For example: ★ Office ★ School ★ Airport ★ Underground and tunnel ★ Railway station ★ Computer center ★ Alarm system ★ Traffic control system ★ Fire protection system
