Pit & Quarry, February 2015
Power Transmission Components System provides high torque carrying capacity The Baldor Electric Co made its Dodge HT500 synchronous drive system with polyurethane in order to handle harsh environments better the company says The company reports that it made the HT500 belt with carbon fiber cords to provide high torque carrying capacity Baldor Electric adds that the HT500 system requires low maintenance and provides potential energy savings with less overhang load than V belts According to the company the HT500 belts also offer longer life in wet and oily conditions than rubber made products www baldor com New ventilation system improves line of rolled steel motors Weg Electric Corp s updated line of rolled steel motors feature a new ventilation system for improved thermal performance and longer service life according to the company The motors come in high efficiency and Nema Premium models and are available in frame sizes Nema 56 to 254 6T Weg Electric says electrical benefits of its steel motors include compatibility for VFD operation along with an oversized diagonally split aluminum terminal box The updated line of rolled steel motors includes a new foot design and robust frame eyebolts Additionally Weg Electric says the updated steel motors perform well in severe environments since the entire line is designed with IP55 protection 500 hour salt spray resistant Speed reducers absorb loads on higher input speeds Emerson Industrial Automations Morse Raider Plus speed reducers use advanced finishing techniques additional bearings and special seals to protect them for leak free performance for 18 months according to the company The Raider Plus also features non metallic quill liner to reduce fretting and corrosion easing motor removal Emerson says The company says large single row ball bearings absorb radial and thrust loads on higher input speeds while heavy duty tapered roller bearings on all output shafts handle inherent gear load and provide maximum overhang load capacity Four unit models are available from stock with a center distance range of 1 in to 6 in www emersonindustrial com paint and bearing caps on flanged models www weg net 44 PIT QUARRY February 2015 www pitandquarry com
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