URM Coax

URM 70 RBS
Product Name/Code : URM70 RBS		Electrical Performance
Application :		Max.Conductor DC Resistance at 20 ℃（Ω /Km )9 3.800	93.8
For communication and signal control systems.		Min.Insulation DC Resistance at 20 ℃（ M Ω *Km ）	>500
Reference Standard		Operating Temperature( ℃ )	70
Customer's sample spec.and the general standard		Voltage Rating(V)	30
Cable Construction		Capacitance(pF/m)	67+/-5
Number of Cores	1	Velocity ratio (%)	66.7
Conductor	Bare Copper	Impedance( Ω )	75+/-3
Construction	0.19/7	Attenuation at 20 ℃ (-dB/100m)
Conductor Dia.(mm)	0.58	100MHz	13.8
Insulation	Solid PE	300MHz	25.5
Min. Thickness (mm)	1.310	500MHz	33.0
Insulation Diameter(±0.03mm)	3.20	700MHz	41.5
Screening(mm)	Bare Copper Braid	900MHz	47.8
Construction	16 / 6/0.12	1000MHz	50.1
Braid Coverage(%)	81
Inner Sheathing	LDPE
Thickness(mm)	1.42
Diameter(mm)	5.80
Jacket Color	Nature
Outer Sheathing	HDPE
Thickness(mm)	0.8
Cable Diameter(mm)	7.40
Sheathing Compound	PVC/LSF/LSOH
Core Identification/Color Code	According to customer request
Bending Radius	6xOverall Diameter
Temperature Rating	70C
Voltage Rating	300/500V
Fire Performance
Flame Propagation Test to IEC 60332 Part 1 ( PVC /LSOH) Flame Propagation Test to IEC 60332 Part 1 and Part 3 ( FRPVC/LSFROH ) Determination of the amount Halogen Acid Gas to IEC 60754 Part 1 ( LSOH ) Smoke Density Test to IEC 61034 ( LSOH ) Oxygen Index Test to BS 2863 or ISO 4589-2 ( LSOH ) Temperature Index Test to BS 2782 or ISO 4589-3 ( LSOH )