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Systèmes de freinage d'escalator

This Standard provides requirements for the design, construction, materials and testing of escalator braking systems. This Standard covers escalator driving-machine brakes as described in ASME A17.1/CSA B44 Safety Code for...
Avis d'intention

Câbles photovoltaïques

This standard covers single-conductor, insulated and integrally or non-integrally jacketed single or multiple-conductor, sunlight resistant, Type PV photovoltaic wire and cable rated 90°C, 105°C, 125°C, or 150°C dry and, 90°C...