NAP-type compression tension clamps are designed for hollow aluminum conductors PA500 and PA640, used in substation busbars. Manufactured according to TU 3449-001-52819896-2010.

Technical Specifications

• NAP-500-3: for PA500 conductor.
  • Compression die: A-59.
  • Dimensions: B = 22 mm, D = 65 mm, d = 47 mm, d1 = 23 mm, L = 605 mm, L1 = 525 mm, L2 = 300 mm, L3 = 140 mm, H = 220 mm.
  • Cable anchoring strength: not less than 45.00 kN.
  • Clamp breaking load: not less than 68.80 kN.
  • Weight: 7.62 kg.
• NAP-640-1: for PA640 conductor.
  • Compression die: ASh-70.
  • Dimensions: B = 16 mm, D = 80 mm, d = 60 mm, d1 = 17 mm, L = 450 mm, L1 = 400 mm, L2 = 200 mm, L3 = 200 mm, H = 138 mm.
  • Cable anchoring strength: not less than 68.70 kN.
  • Clamp breaking load: not less than 70.00 kN.
  • Weight: 9.70 kg.