Product Name: Single Phase Top Blowing Fan for Dry-Type Transformer Model NO.: GFDD470-150 Condition: New Certification: UR, ISO, UL Application Fields: Dry Type Transformer Noise Level: Low Fans Species: Single-speed Fan System Type: Combined Cooling Water: No Water Type: Air-Cooled Product Name: Cross Flow Cooling Fan No. of Phase: Single Blowing Type: Top Blow Power: 80 Watt Voltage: AC220V Speed of Rotation: 1300rpm Air Volume: 1000 Cubic Meters Per Hour Material: Aluminum Alloy Frequency: 50Hz Total Length: 470mm Trademark: Sanda Transport Package: Standard Package Specification: 510mm*245mm*445mm Origin: China HS Code: 8414519900 Product Description Single phase top blowing fan for dry-type transformerUsage and characteristicsGF series cross-flow cooling fan for dry type transformer (hereinafter referred to as dry type transformer cooling fan) is mainly used to increase cooling capacity of dry type transformer, and cooling down the temperature of electronic equipment, electric power distribution cabinet ,HV/LV switch cabinet and so on. It is able to improve the output power of dry type transformer of 40-50% by using this series of cooling fans, sharply improve dry type transformer's carrying capacity and prolong its service life. As one of the most economical and effective modes, the products are widely used by factories at home and abroad.Working principle When the GF series cooling fans are applied to dry type transformer,the fans should be set at two sides of transformer coil at the lower part, they blow the cool wind into the HV/LV cooling channels of transformer coil directly, the heat dissipation efficiency is very obvious,they guarantee normal running of transformer and prolong its service life.(Functions like ON/OFF of fan, over temperature alarm and over-temperature tripping of transformer,ect,can be provided by temperature control device).Model DescriptionTechnical Data and InstallationYour Advantages with Sanda Electronic:1) ISO 9001:2008 audited factory, Patented design2) 12years R&D and manufacturing experience for dehumidifier; Cabinet air conditioner; Protection relay; Digital Meter; Temperature and humidity controller etc3) ODM and OEM are warmly welcomed4) Quality guarantee, 1 years warranty5) 7/24h service, better pre-sale and after-sale service.6) Professional suggestions, help you realize your goals and boost your sustainable development.SANDA Customers