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Multi-turn Gearbox IZ is combined with Multi-turn actuators for multi-turn applications. Combinations between Multi-turn Gearbox IZ and Multi-turn actuator AVA are available up to 25000Nm torque. With cast iron housing, IZ range ratio is from 6:1 to 12:1.
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Greatork minus 60℃ low temperature gearbox mainly used to extreme low temperature enviroment, especially for North China area, Russia, Ukraine, and Kazakhstan, the torque is as same as standard temeprature worm gearbox, but replaced inside spares to meet extreme low temperature requirement, we also provide customize service, can design and process according client's specific requirement.
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The indication gearbox mainly used for gate valve, globe valve and penstock, help client observe valve position. Manual or motorized operation optional. With this mechanical pointer, client can easily know valve position even when actuator power fails.The gearbox water tight class is IP67, working temeprature is -20℃ to 80℃, but IP68 or lower temperature is optional according requirement and quantity, welcome contact us for detail.
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The manual spur gearbox is mainly used for pipe network valves, like gate valve, globe valve and penstock, it can installed at any angle, hand wheel size can design according client's project. Generally the ratio is 3, 3.5, 4.8, can be customized according operation time requirement, need any information, welcome contact us.
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