{"id":3879,"date":"2022-01-29T13:52:56","date_gmt":"2022-01-29T10:22:56","guid":{"rendered":"https:\/\/parsafanco.com\/?product=%D9%87%D9%88%D8%A7%DA%A9%D8%B4-%D8%A8%DA%A9%D9%88%D8%A7%D8%B1%D8%AF-%D8%AF%D9%88-%D8%B7%D8%B1%D9%81%D9%87"},"modified":"2022-05-08T16:45:09","modified_gmt":"2022-05-08T12:15:09","slug":"%d9%87%d9%88%d8%a7%da%a9%d8%b4-%d8%a8%da%a9%d9%88%d8%a7%d8%b1%d8%af-%d8%af%d9%88-%d8%b7%d8%b1%d9%81%d9%87","status":"publish","type":"product","link":"https:\/\/parsafanco.com\/?product=%D9%87%D9%88%D8%A7%DA%A9%D8%B4-%D8%A8%DA%A9%D9%88%D8%A7%D8%B1%D8%AF-%D8%AF%D9%88-%D8%B7%D8%B1%D9%81%D9%87&lang=en","title":{"rendered":"Double backward fan"},"content":{"rendered":"

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Parsafan double\u00a0 Ventilation fan<\/span><\/strong><\/span><\/h1>\n
It is a device that is used to discharge a large amount of fluid. In central air conditioning systems of office or residential buildings or air conditioners , this fan model is in the air return path and delivers dirty air to the air conditioner.<\/span><\/strong><\/div>\n
Double radial backward fan Parsafan has a backward or bent back impeller and also has two circular inlets on the sides.<\/span><\/strong><\/div>\n

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The type of power transmission in the double backward fan is only in the form of a belt. It should be noted that these devices have a high ability to aerate in low periods, so they have the lowest possible noise and are perfectly suitable for residential and urban complexes.<\/span><\/strong><\/div>\n
In this model, the channel connection fan is indirect so that the fan is placed inside the box and the channel is connected to the box valve.<\/span><\/strong><\/div>\n

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Specifications of double radial backward centrifugal fan:<\/span><\/strong><\/span><\/h1>\n
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    Body material ST53 \/ ST37 galvanized \/ steel SS316 \/ SS308 \/ SS304 with a thickness of 2 mm and above, depending on the size of the device, up to 10 mm can be ordered according to customer requirements.<\/span><\/strong><\/div>\n<\/li>\n
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    Body coating of 40 micron epoxy paint \/ furnace paint<\/span><\/strong><\/div>\n<\/li>\n
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    Bearings SKF Japan \/ SN USA<\/span><\/strong><\/div>\n<\/li>\n
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    Chassis and base from L \/ U studs (all devices have dual chassis and base and polyurethane shock absorber in between)<\/span><\/strong><\/div>\n<\/li>\n
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    The shaft is made of CK45 with two polishes.<\/span><\/strong><\/div>\n<\/li>\n
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    The electric motor uses standard 3-phase electric motors made in Western European countries by famous brands, or the 3-phase or single-phase electric motors of Tabriz Motogen or explosion-proof electric motors.<\/span><\/strong><\/div>\n<\/li>\n
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    Belts from China or South Korea<\/span><\/strong><\/div>\n<\/li>\n
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    All impellers from CO2 welding \/ All laser cuts \/ Dynamically and statically balanced by digital device.<\/span><\/strong><\/div>\n<\/li>\n<\/ul>\n

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    Options that can be installed on Backward Parsafan double fans:<\/span><\/strong><\/span><\/h1>\n
    1-Isolate ON \/ OFF switch<\/span><\/strong><\/div>\n
    2-Bird protection net at the entrance or exit<\/span><\/strong><\/div>\n
    3- Automatic damper (air valve that opens automatically when the fan is turned on and closes after turning off)<\/span><\/strong><\/div>\n
    4-Power steering panel<\/span><\/strong><\/div>\n
    5-Electromotor rain protection<\/span><\/strong><\/div>\n

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