FIELD: railway transport. SUBSTANCE: device has two insulating members 1 hinge-connected with bracket 5 which, in its turn, is hinge-coupled with detachable clamps 4. Brackets are made with dovetail portion with adjuster 9. Suspension lines 6 are rigidly connected with brackets and hinge connected with supports of slider 3 which are connected with main sliders of contact wire extension or fitted-to sliders 7, or inserted sliders or inserted sliders with arc quenching lips. EFFECT: enlarged operating capabilities; improved operation. 12 dwg
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