Switchgear Wires Specifications: 2 Description : 16 mm flex plain copper, PVC insulated, 600 / 1,000 V, type BK, BS 6231 2 Conductors* : 16 mm (approximate 126 / 0.4 mm) plain annealed copper bunch meeting the requirements of BS 6360, class 5 : Maximum resistance at 20C : 1.21 /km Insulation : Type TI 1 PVC compound meeting the requirements of BS EN 50363 : Minimum insulation resistance at 70C : 0.0048 M km : Minimum average radial thickness : 1 mm : Minimum overall diameter : 6.7 mm : Minimum overall diameter : 9 mm Lay up : Not applicable Screen : Not applicable Sheath : Not applicable Service Data : For use as the internal wiring of switch, control, metering, relay and instrument panels of power switchgear, and for the internal connections of rectifier equipment and motor starters and controllers : Rated voltage (U /U) : 600 / 1,000 V ac o : Maximum operating (conductor) temperature : +70C : Minimum ambient temperature (once installed, not subject to flexing) : -20C : Maximum current rating at 30C ambient temperature (free air, single cable) : 105 A : Approximate mass / unit length : 182 kg/km Note : * Conductors to Conductors (This is a nominal number of strands. All wires made to meet minimum cross-sectional area and maximum resistance as set in BS specification) www.element14.com www.farnell.com www.newark.com www.cpc.co.uk Page <1> 21/12/11 V1.1Switchgear Wires Specifications: 2 Description : 25 mm flex plain copper, PVC insulated, 600 / 1,000 V, type BK, BS 6231 2 Conductors* : 25 mm (approximate 196/0.4 mm) plain annealed copper bunch meeting the requirements of BS 6360, class 5 : Maximum resistance at 20C : 0.78 /km Insulation : Type TI 1 PVC compound meeting the requirements of BS EN 50363 : Minimum insulation resistance at 70C : 0.0047 M km : Minimum average radial thickness : 1.2 mm : Minimum overall diameter : 8.4 mm : Minimum overall diameter : 11.5 mm Lay up : Not applicable Screen : Not applicable Sheath : Not applicable Service Data : For use as the internal wiring of switch, control, metering, relay and instrument panels of power switchgear, and for the internal connections of rectifier equipment and motor starters and controllers : Rated voltage (U /U) : 600 / 1,000 V ac o : Maximum operating (conductor) temperature : +70C : Minimum ambient temperature (once installed, not subject to flexing) : -20C : Maximum current rating at 30C ambient temperature (free air, single cable) : 141 A : Approximate mass / unit length : 292 kg/km Note : * Conductors to Conductors (This is a nominal number of strands. All wires made to meet minimum cross-sectional area and maximum resistance as set in BS specification) www.element14.com www.farnell.com www.newark.com www.cpc.co.uk Page <2> 21/12/11 V1.1