Insulator PDF
Normal Tension Set
Normal Tension Set includes Normal Single Tension String for ACSR Skunk, Normal Tension Set, and Normal Tension Set 1 Bison. The materials and technical data specifications are shown in the following.
Normal Single Tension String for ACSR Skunk materials:
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Desc.
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Material
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Qty.
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Anchor Shackle
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Steel H.D.G.
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1
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Ball Link
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Steel H.D.G.
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1
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Socket Eye
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Steel H.D.G.
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1
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Tension Clamp
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Al. Alloy HDG. Steel
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1 Set
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Normal Single Tension String for ACSR Skunk specifications:
Ball & socket designation - 16 mm as per BS: 3288
Galvanising conforms to BS: 729
Hardware fittings will conform to DRG.
Slip strength of tension clamp - 95% of UTS of conductor
UTS of hardware 70 kN except dead end clamp
All ferrous parts are hot dip galvanised
Socket clevis fitted with security clip shall be made of stainless steel
Tension Assembly - Normal Tension Set materials:
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Desc.
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Material
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Qty.
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Anchor Shackle / Cross Arm Strap
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Forged Steel H.D.G.
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1
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Ball Link
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Forged Steel H.D.G.
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1
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Socket Eye H.H.
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Forged Steel H.D.G.
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1
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Arcing Horn (L.S.)
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Mild Steel H.D.G.
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1
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Tension Clamps
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Al. Alloy & M.S. H.D.G.
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1 Set
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Disc Insulators
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Porcelain
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1/2/3 per Set
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Poleline Hardware & Accessories specifications:
Ball & socket designation - 16 mm as per BS: 3288
Galvanising conforms to BS: 729
UTS of hardware string - 70 KN
Slip strength of suspension clamp - 15-22% of U.T.S. of conductor
All ferrous parts are hot dip galvanised.
Security clips are made of phosphore bronze/stainless steel ('R/W' type)
Hardware fittings will consist of bolts, nuts, washers, spring washers and split pin where ever required.
Normal Tension Set 1 Bison materials:
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Desc.
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Material
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Qty.
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Anchor Shackle
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Forged Steel H.D.G.
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1
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Ball Link (H.H.)
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Forged Steel H.D.G.
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1
|
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Socket Eye H.H.
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Forged Steel H.D.G.
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1
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Arcing Horn (L.S. & T.S.)
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Mild Steel H.D.G.
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2
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Tension Clamp with jumper & steel sleeve compression type
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Al. Alloy & M.S. H.D.G.
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1 Set
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Normal Tension Set 1 Bison specifications:
Ball & socket designation - 16 mm as per BS: 3288
Galvanising conforms to BS: 729
UTS of hardware string - 75 KN
Slip strength of tension clamp - 95% of U.T.S. of conductor
All ferrous parts are hot dip galvanised except spring washer electro galvanised.
Security clip shall be made of brass / phosphor bronze ("R/W" Type)
Hardware fittings will consist of bolts, nuts, washers, spring washers and split pin where ever required.
Relative Articles:
◆132 kV Double tension String Assembly ACSR Single Zebra
◆132 kV Double tension String Assembly for ACSR LINX
◆tension polymer insulator
◆Low tension insulators
◆High tension insulators