Anchoring Clamps Neutral Messenger Network PA(Aluminium Profiles)

PA1000 & PA1500 Extruded Series are premium anchoring clamps precision-machined from high-grade structural aluminium profiles. Engineered to terminate and secure low-voltage Aerial Bundled Conductor (A.B.C.) networks with insulated neutral messengers, these wedge-type clamps deliver superior structural density and zero-porosity performance. They provide robust, high-fatigue dead-end termination without compromising the cable insulation.

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Specifications

Part No. Item Cable Size
mm²
Cable Diameter
(mm)
Tensile Strength
kN
B010401 PA1000A 25-35 8.5-11 10
B010402 PA1500A 54.6-70 12-14 15

Features

Precision Extruded Aluminium Body

Manufactured from heavy-duty extruded aluminium profiles. This precision industrial process eliminates structural internal micro-defects or blowholes common in traditional casting, ensuring unparalleled material strength.

Calibrated Tensile Series

Perfectly structured to support heavy distribution spans and varied tensile specifications: the PA1000 profile variant handles standard network thresholds, while the PA1500 profile variant is optimized for heavy trunkline lines.

Tool-Free Self-Locking Wedges

Designed with sliding, conical wedges that utilize line tension to increase clamping force automatically. Provides fast, straightforward installation on overhead lines with zero specialized tools required.

Heavy-Duty Stainless Steel Bail

Outfitted with a flexible, high-tensile stainless steel wire bail and a movable thermoplastic wear saddle, allowing quick, reliable attachment to various pole brackets, hooks, or crossarms.

Implementation Instructions

Step 1: Core Wire Placement

Pull back the internal glass-fiber reinforced polymer wedges within the extruded aluminium body, and position the unstripped insulated neutral messenger into the central parallel groove.

Step 2: Bracket Hook Interlocking

Pass the stainless steel wire loop over the designated pole anchoring bracket, ensuring the plastic saddle rests directly on the hook interface to insulate against mechanical friction.

Step 3: Wedge Self-Engagement

Draw the cable down-line to create appropriate structural sag. Drive the wedges firmly forward into the extruded sleeve body to activate the mechanical self-tightening grip before releasing tension.

Step 4: Line Pulling Safety Operation

Although the clamp casing is decoupled from active conductors via insulated wedges, linesmen must use standard cable grips and come-along tools to fully tension the overhead distribution span before finalizing the lock within the extruded aluminium housing.

Industrial Engineering & Standards

  • Advanced Metallurgy: The profile body utilizes hardened, structural-grade aluminium alloy with outstanding anodized/natural corrosion resistance, paired with UV-stabilized weather-proof wedges.
  • Rigorous Compliance: Fully qualified and compliant with the mechanical, thermal, and climatic aging standards of NF C 33-041 and EN 50483.
  • Insulation Integrity: The smooth inner extrusion profile ensures uniform force distribution across the wedge blocks, protecting the cable’s dielectric shield against point-load stress or cracking.