{"id":49,"date":"2010-06-30T17:56:58","date_gmt":"2010-06-30T17:56:58","guid":{"rendered":"http:\/\/blog.hvacquick.com\/?p=49"},"modified":"2010-06-30T17:57:26","modified_gmt":"2010-06-30T17:57:26","slug":"ecm-motors-on-whole-house-fan","status":"publish","type":"post","link":"https:\/\/www.hvacquick.com\/blog\/archives\/ecm-motors-on-whole-house-fan","title":{"rendered":"ECM motors on whole house fan&#8230;"},"content":{"rendered":"<p>The latest trend we see\u00a0in whole house fan design is the inclusion of ECM\u00a0motors (electronically commutated motor).\u00a0 Match that\u00a0with\u00a0an efficient blade and you get a great power profile and low noise.<\/p>\n<p>Lets look at the AirScape 4.4e WHF whole house fan as an example.\u00a0 The\u00a0graph below shows the energy use profile of the 4.4e as compared to the theoretical efficiency of a fan system.\u00a0 102 watts on low speed!!<\/p>\n<p><a href=\"http:\/\/blog.hvacquick.com\/wp-content\/uploads\/2010\/06\/fan-unloading-5951.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-51\" title=\"fan-unloading-595\" src=\"http:\/\/blog.hvacquick.com\/wp-content\/uploads\/2010\/06\/fan-unloading-5951.jpg\" alt=\"AirScape ECM Fans\" width=\"595\" height=\"406\" srcset=\"https:\/\/blog.hvacquick.com\/wp-content\/uploads\/2010\/06\/fan-unloading-5951.jpg 595w, https:\/\/blog.hvacquick.com\/wp-content\/uploads\/2010\/06\/fan-unloading-5951-300x204.jpg 300w\" sizes=\"auto, (max-width: 595px) 100vw, 595px\" \/><\/a><\/p>\n<p>This tickles my engineering senses to the point\u00a0I will probably\u00a0upgrade my trusty AirScape 1.7 WHF with this new unit.\u00a0 <img decoding=\"async\" title=\"Smile\" src=\"http:\/\/blog.hvacquick.com\/wp-content\/plugins\/editor-extender\/plugins\/emotions\/img\/smiley-smile.gif\" border=\"0\" alt=\"Smile\" \/><\/p>\n<p>More on AirScape Whole House fans including the 4.4e WHF:<br \/>\n<a href=\"http:\/\/www.hvacquick.com\/products\/residential\/Whole-House-Fans\/Whole-House-Fans\">http:\/\/www.hvacquick.com\/products\/residential\/Whole-House-Fans\/Whole-House-Fans<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The latest trend we see\u00a0in whole house fan design is the inclusion of ECM\u00a0motors (electronically commutated motor).\u00a0 Match that\u00a0with\u00a0an efficient blade and you get a great power profile and low noise. Lets look at the AirScape 4.4e WHF whole house fan as an example.\u00a0 The\u00a0graph below shows the energy use profile of the 4.4e as [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[30,29,28,27],"class_list":["post-49","post","type-post","status-publish","format-standard","hentry","category-cool-products","tag-ecm","tag-energy-efficiency","tag-fan","tag-whole-house-fan"],"_links":{"self":[{"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/posts\/49","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/comments?post=49"}],"version-history":[{"count":4,"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/posts\/49\/revisions"}],"predecessor-version":[{"id":56,"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/posts\/49\/revisions\/56"}],"wp:attachment":[{"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/media?parent=49"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/categories?post=49"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hvacquick.com\/blog\/wp-json\/wp\/v2\/tags?post=49"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}