http://www.hubbellpowersystem

#92345
VadimVadim
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helps protect workers from accidental contact with conductors.

по стандарту ASTM D 1050-90 требуется…

как это работает:

The outer lip peels back with ease to open and start onto a conductor from either end. With a push at the other end, the full length slides on as the lips zip closed around the conductor. To remove each piece, open one end and strip the remainder off the conductor.

 


резюме — да, для стройки чехлы защитные