To emergency discharge facilities! Enhancing the safety of agricultural ponds and demonstrating their function in preventing secondary disasters from the outflow of stored water.
This product is an emergency release and forced water discharge valve equipped with a completely power-free earthquake detection device. It is installed in the outflow pipe of a reservoir or the branching connection pipe, and it operates automatically in response to an earthquake, enhancing the safety of the reservoir and preventing secondary disasters from the outflow of stored water. Additionally, it features a reset mechanism that allows for easy restoration with a single action, which can be restored in conjunction with the operation of the reduction gear handle to return to a locked state. 【Features】 ■ Valve body: Butterfly valve (JWWA B 138 standard valve) ■ Mechanical earthquake detection device (catfish) operates without power ■ Can be equipped with both manual and electric operation ■ Normally keeps the valve fully open and releases the lock in emergencies ■ Contains a spring inside the cylinder that operates in the opening direction after unlocking *For more details, please refer to the PDF document or feel free to contact us.
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At Shimizu Iron Works Co., Ltd., we mainly engage in the manufacturing and sales of valves for water supply, installation of machinery and equipment, and construction of steel structures. Under the philosophy of "Be the best company rather than the largest," we continue our unwavering efforts to cherish water and create a rich life supported by it. If you have any inquiries regarding valves, please feel free to consult us.