Rdh(st)h Halogen Free Instrumentation Cable

We are offering rdh(st)h halogen free instrumentation cable. Rdh (st) h installation cable
• halogen-free data transmission cable adapted to din vde 0815
• conductor resistance
max. 73.6 ohm/km (0.5 mm²)
max. 36.8 ohm/km (1.0 mm²)
• temperature range
flexing
-5°c to +50°c (+23°f to +122°f)
fixed installation to +70°c/+158°f
• nominal voltage max. 225 v
• test voltage
conductor/conductor 500 v
conductor/shield 2000 v
• insulation resistance
min. 100 mohm x km
• mutual capacitance
at 800 hz max. 100 nf/km
(this value may be exceeded by 20% with a make-up up to 4 pairs) • impedance at 1 khz (nominal values)
450 ohm (0.5 mm²)
320 ohm (1.0 mm²)
• capacity unbalance
at 800 hz max. 200 pf/100 m
(20% of the values, but one value up to 200 pf is allowed)
• cross-talk attenuation
at min. 10 khz, 60 db/500 m
• line attenuation at 1 khz (nominal values)
1.2 db/km (0.5 mm²)
0.9 db/km (1.0 mm²)
• bending radius
approx. 7.5x cable ø
• bare copper stranded wires 0.5 mm² (7x0.3) or 1.0 mm² (7x0.43)
• conductor insulation, halogen-free polymer compound
• conductors twisted in pairs, with short lay-length
(approx. 20 pitch/m 50 mm)
• 4 pairs stranded to a unit
• holding tape units with number coding
• units stranded in concentric layers
• conductor wrapping
• electrostatic shield of plastic coated aluminum foil and drain wire tinned, 0.5 mm²
• outer jacket, halogen-free, polymer compound, flame resistant
• color: gray
• conductor colors
pair no./a-conductor/b-conductor
1/blue/red
2/grey/yellow
3/green/brown
4/white/black
(4 pairs 1 unit)
application
the halogen-free data transmission cable rd-h(st)h are used for measurement and control technology for transmission of analog and digital signals up to frequencies of approx. 10 khz. The twisted pairs with short pitches.