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Vault and Riser Pressure Blocking Kits GNS, GNS (for mines) / ГНС, ГНС (шахтный)

for telecommunication cables

Description

The GNS Vault and Riser Pressure Blocking Kits are used for blocking air from trunk cable pot-heads. GNS Riser is designed for installation in cable risers and manholes. GNS Vault Closure Kits is designed for installation in cable vaults, and has an air connecting pipe for pressure monitoring.

Kit components

  1. PE closure.
  2. Shield bond connectors.
  3. Shield conductor.
  4. 2900R mastic tape.
  5. DR tape.
  6. Cable tie.
  7. Spacer tape.
  8. 88T tape.
  9. Compound.
  10. 2228 tape.
  11. EZ vinyl tape.
  12. Polyurethane Armorcast tape.

Installation

  • put closure parts onto cables;
  • preterminate cable according to instruction manual;
  • connect cable shields;
  • remove fibers;
  • slide bottom closure part down to the working area;
  • wrap joint between cable and closure part with 88T tape;
  • fill bottom closure part with compound;
  • slide upper closure part down to the working area;
  • wrap the closure with Armorcast and mastic tapes.

Maintenance

Cable can be set under pressure in 24 hours after installation.

Order example

Pressure blocking closure kit is to be installed on screened 200-pairs cable in cable manhole. Cable's O.D. is 38.8mm. These requirements are met by GNS Riser 40.

 

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