1. Conductor junction and branching devices
Overhead conductors are never joined by welding or splicing. Jointing devices must have a mechanical strength at least equal to 95% of the rated breaking load of the conductor on which they are mounted. They must also be able to conduct current without overheating. Standard NF C 66-800 of August 1978 (Fittings for overhead lines. Raccords de jonction, de derivation et d'extrémité) and NF EN 61-284 of May 2000 (Lignes aériennes. Exigences et essais pour le matériel d'équipement) define the characteristics that fittings must have.
1.1 Junction sleeves
The most commonly used models are the compressed type.
The compressed sleeve (figure 1 ) consists...
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Conductor junction and branching devices
Anchoring devices
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