Fire Resistant Data Cable for RS485 Application
Overall Shielded Low Capacity 300V
     
Temperature rating : -30 °C ÷ +80 °C
Dielectric test    : 1000 V r.m.s. for 5’ (core-core)
    1000 V r.m.s. for 5’ (core-screen)
Impedance : 120Ω nominal
Capacitance :

50 nF/km conductor to conductor

    90 nF/km conductor to shield
Construction  
Conductor : stranded tinned annealed copper wires
- 20AWG - 7/0.3mm
- 18AWG - 7/0.4mm
- 1.5mmsq - 7/0.53mm
Insulation : mica tape plus XLPE
Cabling : the insulated cores are twisted to form pair with suitable
    non-hygroscopic filters (if requested)
Wrapping : polyester tape helically wound with 25% overlap
Overall screen : aluminium backed polyester tape with 22AWG stranded
    tinned copper drain wire plus tinned copper wire braid
Outer sheath : low smoke zero halogen (LSZH) thermoplastic compound,
    water, UV, oil and hydrocarbons resistant

 

 

 

 

 

 

 

 

 

Standards
IEC 60331-23
IEC 60332-1
IEC 60332-3C
IEC 60754-1
IEC 61034
CEI 20-35/1-1
CEI 20-36/2-3
CEI 20-37/2-1
CEI 20-37/3-1
CEI 20-22/3-4
EN 50265-2-1
EN 50266-2-4
EN 50267-2-1
EN 50268-2
ENI 0181.00 rev.11 (par.11)