Radar Basics - Data Sheet

Data Sheet		HF3/8\'Cu2Y	HF5/8\'Cu2Y
Construction
Inner conductor: Copper wire	[mm]	4	6.3
Dielectric: High density polyethylene helix	[mm]	8.6	13.6
Outer conductor: Corrugated copper tube	[mm]	12.3	18.9
Jacket: Polyment, plus polyethylene, black	[mm]	15.7	22.3
Mechanical properties
Weight (approx.)	[kg/m]	0.37	0.77
Minimum bending radius, single bending	[mm]	50	80
repeated bending	[mm]	150	250
mobile application	[mm]	250	400
Maximum operating pressure (test pressure)	[bar]	0.5 (1.0)	0,5 (1,0)
Maximum tensile force	[N]	1000	2400
Recommended pulling length per hoisting stocking	[m]	70	70
Recommended clamp spacing normal	[m]	0,5	0.9
at critical areas and bends	[m]	-	0.5
Recommended temperature range during installation	[°C]	0 to + 60	0 to + 60
Electrical properties
Characteristic impedance	[Ω]	50 ± 1.0	50 ± 0.5
Relative propagation velocity	[%]	89	92
Capacity	[pF/m]	77	72
Maximum operating frequency	[MHz]	3000	3000
Cut-off frequency	[MHz]	13500	8800
Peak RF voltage rating	[kV]	1.3	1.8
Peak power rating	[kW]	16.9	32
DC-resistance inner conductor	[Ω/km]	1.5	0.57
DC-resistance outer conductor	[Ω/km]	1.6	0.86

Table 1: Data-Sheet, publicated from Radio-Frequency Systems Group - RFS Hannover,
a division of kabelmetal electro GmbH.

HF3/8\'Cu2Y