{"id":10654,"date":"2026-06-08T09:26:53","date_gmt":"2026-06-08T09:26:53","guid":{"rendered":"https:\/\/madeventeg.com\/?post_type=product&p=10654"},"modified":"2026-06-14T10:55:18","modified_gmt":"2026-06-14T10:55:18","slug":"ehd-fan-section-7-7","status":"publish","type":"product","link":"https:\/\/madeventeg.com\/index.php\/product\/ehd-fan-section-7-7\/","title":{"rendered":"EHD-FAN SECTION 7\/7"},"content":{"rendered":"

[vc_row][vc_column][vc_column_text]<\/p>\n

The Fresh Air 7\/7 Centrifugal Blower<\/strong> is a belt-driven ventilation fan<\/strong> designed for medium to high airflow<\/strong> applications.
It is suitable for fresh air supply, exhaust, and ventilation systems<\/strong> in factories, warehouses, kitchens, and commercial buildings.
The blower provides high performance with low noise<\/strong>, ensuring efficient air movement and reliable continuous-duty operation.<\/p>\n

[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=”” woodmart_inline=”no” text_larger=”no”]<\/p>\n

\n
\n\n\n\n\n\n\n\n\n\n\n\n
Component<\/strong><\/th>\nSpecification<\/strong><\/th>\n<\/tr>\n<\/thead>\n
Casing \/ Housing<\/strong><\/td>\nHeavy-gauge galvanized steel sheet, reinforced for durability and vibration-free operation.<\/td>\n<\/tr>\n
Impeller (Fan Wheel)<\/strong><\/td>\nForward-curved centrifugal impeller made from galvanized steel, statically and dynamically balanced.<\/td>\n<\/tr>\n
Drive Type<\/strong><\/td>\nBelt-driven system with adjustable pulleys for flexible airflow control.<\/td>\n<\/tr>\n
Motor Mount<\/strong><\/td>\nAdjustable steel base allowing accurate belt tensioning.<\/td>\n<\/tr>\n
Bearings<\/strong><\/td>\nSealed-for-life ball bearings, permanently lubricated.<\/td>\n<\/tr>\n
Frame \/ Base<\/strong><\/td>\nRigid steel frame with anti-corrosion coating.<\/td>\n<\/tr>\n
Inlet \/ Outlet<\/strong><\/td>\nFlanged connection for duct integration.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n

3. Motor Specifications<\/strong><\/h3>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/strong><\/th>\nDescription<\/strong><\/th>\n<\/tr>\n<\/thead>\n
Motor Type<\/strong><\/td>\nTEFC (Totally Enclosed Fan Cooled)<\/td>\n<\/tr>\n
Power Rating<\/strong><\/td>\n1.5 kW \u2013 3.0 kW (depending on static pressure)<\/td>\n<\/tr>\n
Voltage \/ Frequency<\/strong><\/td>\n380V, 50Hz, Three-phase<\/td>\n<\/tr>\n
Insulation Class<\/strong><\/td>\nF<\/td>\n<\/tr>\n
Protection Class<\/strong><\/td>\nIP55<\/td>\n<\/tr>\n
Speed<\/strong><\/td>\n1400 RPM<\/td>\n<\/tr>\n
Efficiency Class<\/strong><\/td>\nIE2 or IE3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n

4. Performance Data<\/strong><\/h3>\n
\n
\n\n\n\n\n\n\n\n\n\n
Parameter<\/strong><\/th>\nValue<\/strong><\/th>\n<\/tr>\n<\/thead>\n
Airflow Capacity<\/strong><\/td>\n2550 m\u00b3\/h<\/td>\n<\/tr>\n
Static Pressure<\/strong><\/td>\n350 \u2013 550 Pa<\/td>\n<\/tr>\n
Noise Level<\/strong><\/td>\n\u2264 70 dB(A) @ 1m<\/td>\n<\/tr>\n
Operating Temperature<\/strong><\/td>\nUp to 80\u00b0C<\/td>\n<\/tr>\n
Efficiency<\/strong><\/td>\nUp to 78%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n

5. Dimensions<\/strong><\/h3>\n
\n
\n\n\n\n\n\n
Model<\/strong><\/th>\nA (mm)<\/strong><\/th>\nB (mm)<\/strong><\/th>\nC (mm)<\/strong><\/th>\nD (mm)<\/strong><\/th>\nE (mm)<\/strong><\/th>\nWeight (kg)<\/strong><\/th>\n<\/tr>\n<\/thead>\n
7\/7<\/strong><\/td>\n700<\/td>\n700<\/td>\n650<\/td>\n500<\/td>\n450<\/td>\n60<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n

6. Operating Conditions<\/strong><\/h3>\n
    \n
  • \n

    Ambient temperature: Up to 80\u00b0C<\/p>\n<\/li>\n

  • \n

    Relative humidity: Up to 95% non-condensing<\/p>\n<\/li>\n

  • \n

    Suitable for clean or slightly dusty air<\/p>\n<\/li>\n

  • \n

    Horizontal or vertical installation<\/p>\n<\/li>\n<\/ul>\n

    \n

    7. Optional Accessories<\/strong><\/h3>\n
      \n
    • \n

      Inlet and outlet flexible connectors<\/p>\n<\/li>\n

    • \n

      Motor with variable speed drive (VFD)<\/p>\n<\/li>\n

    • \n

      Stainless steel housing<\/p>\n<\/li>\n

    • \n

      Acoustic insulation casing<\/p>\n<\/li>\n

    • \n

      Explosion-proof motor (on request)<\/p>\n<\/li>\n<\/ul>\n

      \n

      <\/h3>\n

      [\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

      [vc_row][vc_column][vc_column_text] The Fresh Air 7\/7 Centrifugal Blower is a belt-driven ventilation fan designed for medium to high airflow applications.It is<\/p>\n","protected":false},"featured_media":10870,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[21],"product_tag":[],"class_list":["post-10654","product","type-product","status-publish","has-post-thumbnail","product_cat-duct-fans","first","instock","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"\nEHD-FAN SECTION 7\/7 - Made Vent<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/madeventeg.com\/index.php\/product\/ehd-fan-section-7-7\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"EHD-FAN SECTION 7\/7 - Made Vent\" \/>\n<meta property=\"og:description\" content=\"[vc_row][vc_column][vc_column_text] The Fresh Air 7\/7 Centrifugal Blower is a belt-driven ventilation fan designed for medium to high airflow applications.It is\" \/>\n<meta property=\"og:url\" content=\"http:\/\/madeventeg.com\/index.php\/product\/ehd-fan-section-7-7\/\" \/>\n<meta property=\"og:site_name\" content=\"Made Vent\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-14T10:55:18+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/madeventeg.com\/wp-content\/uploads\/2025\/10\/98e56c62-ad30-4757-acf0-583e453659ed.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"960\" \/>\n\t<meta property=\"og:image:height\" content=\"1280\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"http:\\\/\\\/madeventeg.com\\\/index.php\\\/product\\\/ehd-fan-section-7-7\\\/\",\"url\":\"http:\\\/\\\/madeventeg.com\\\/index.php\\\/product\\\/ehd-fan-section-7-7\\\/\",\"name\":\"EHD-FAN SECTION 7\\\/7 - 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