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RING MARK

Sun, 12/01/2013 - 13:13 -- admin

Generally are used for signaling purposes between switch-boards. These cables have overall screen (with al.foil tape + drain wire and/ or with tinned copper wire braid as shield) for protection against internal electrical charges and external electrical fields. These cables are manufactured in the form of multi-core, multi-pair and multi-pair with each pair in individual metallic foil (PiMF). They are manufactured Generally in acc. With VDE 0813 (1988) or Simens standards.

RING MARK
Application Generally are used for signaling purposes between switch-boards. These cables have overall screen (with al.foil tape + drain wire and/ or with tinned copper wire braid as shield) for protection against internal electrical charges and external electrical fields. These cables are manufactured in the form of multi-core, multi-pair and multi-pair with each pair in individual metallic foil (PiMF). They are manufactured Generally in acc. With VDE 0813 (1988) or Simens standards.
Construction
Conductor:Solid or stranded tinned (or plain) annealed copper conductor
Insulation PVC ACC (BS 6746 type 2) or PE ring color
Twinning   Two insulated conductor twisted together (for multi-pair cables), and each pair has aluminium-polyester screen with drain wire (for Multi-pair PiME)
More Info Lay-up: We have kind of pair (of cores) stranding: Until-type stranding (BD) or stranding in layers (LG)
Static screen :A polyester tape and aluminum-polyester tape with drain wire to form aoverall screen.
Shield :Tinned Copper Wire Braid (if required).
Sheath :PVC grey color
Some most common used switch-board cables:
PVC insulated cables: SYY 10×2×0.6 mm PiME LG, S-Y(St)CY 16×2×0.5/0.9 mm Bd8 vzn,
S-Y(St)Y 16×2×0.6/1.0mm Bd8 vzn, S-YCY 64×2×0.5/0.9mm Bd8 vzn
PE insulated cables: S-2YY 2×(3×2×0.6) mm Bd IMF vzn F, S-2YYCY 2×(3×2×0.6) mm Bd IMF vzn F,
S-2Y(St)CY 10×2×0.6 mm Bd4, S-2Y(St)Y 10×2×0.6 mm Bd4
 
   

 

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