{"id":928,"date":"2026-05-24T22:07:55","date_gmt":"2026-05-25T06:07:55","guid":{"rendered":"https:\/\/derkhvac.com\/?post_type=product&p=928"},"modified":"2026-07-29T18:16:10","modified_gmt":"2026-07-30T02:16:10","slug":"%e8%b6%85%e8%96%84%e5%a4%a9%e8%8a%b1%e6%9d%bf%e9%9a%90%e8%97%8f%e5%bc%8f%e9%a3%8e%e7%ae%a1","status":"publish","type":"product","link":"https:\/\/derkhvac.com\/zh\/product\/ultra-thin-ceiling-concealed-duct\/","title":{"rendered":"\u8d85\u8584\u5929\u82b1\u677f\u9690\u85cf\u5f0f\u98ce\u7ba1"},"content":{"rendered":"

DT3B-E\/A+200\/300+G12L<\/strong>
\n\u5236\u51b7\u91cf\uff1aW 7\/12 \u00b0C\uff1bA 27 \u00b0C \u5e72\u7403\u6e29\u5ea6\/19.5 \u00b0C \u6e7f\u7403\u6e29\u5ea6\uff1b1.08~2.70kW
\n\u6c34\u6d41\u91cf\uff1a0.31~0.47 \u7acb\u65b9\u7c73\/\u5c0f\u65f6
\n\u5236\u70ed\u91cf\uff1a\u8fdb\u98ce\u6e29\u5ea6 60\u00b0C\uff1b\u5e72\u7403\u6e29\u5ea6 21\u00b0C\uff1b1.62~4.05kW
\n\u7535\u673a\uff1a\u4ea4\u6d41\/\u4ea4\u6d41
\n\u6db2\u538b\u8fde\u63a5\u4ef6 Rc 3\/4\u201d
\n\u5ba4\u5185\u673a\u5c3a\u5bf8\uff08\u957f*\u5bbd*\u9ad8\uff09\uff1a889 \u6beb\u7c73 * 451 \u6beb\u7c73 * 200 \u6beb\u7c73<\/p>\n

\n

DT3B-E\/A+400+G12L<\/strong>
\n\u5236\u51b7\u91cf\uff1aW 7\/12 \u00b0C\uff1bA 27 \u00b0C \u5e72\u7403\u6e29\u5ea6\/19.5 \u00b0C \u6e7f\u7403\u6e29\u5ea6\uff1b2.16~3.60kW
\n\u6c34\u6d41\u91cf\uff1a0.61 \u7acb\u65b9\u7c73\/\u5c0f\u65f6
\n\u5236\u70ed\u91cf\uff1a\u8fdb\u98ce\u6e29\u5ea6 60\u00b0C\uff1b\u5e72\u7403\u6e29\u5ea6 21\u00b0C\uff1b3.24~5.40kW
\n\u7535\u673a\uff1a\u4ea4\u6d41\/\u4ea4\u6d41
\n\u6db2\u538b\u8fde\u63a5\u4ef6 Rc 3\/4\u201d
\n\u5ba4\u5185\u673a\u5c3a\u5bf8\uff08\u957f*\u5bbd*\u9ad8\uff09\uff1a1089 \u6beb\u7c73 * 451 \u6beb\u7c73 * 200 \u6beb\u7c73<\/p>\n

\n

DT3B-E\/A+500\/600+G12L<\/strong>
\n\u5236\u51b7\u91cf\uff1aW 7\/12 \u00b0C\uff1bA 27 \u00b0C \u5e72\u7403\u6e29\u5ea6\/19.5 \u00b0C \u6e7f\u7403\u6e29\u5ea6\uff1b2.70~5.40kW
\n\u6c34\u6d41\u91cf\uff1a0.77~0.94 \u7acb\u65b9\u7c73\/\u5c0f\u65f6
\n\u5236\u70ed\u91cf\uff1a\u8fdb\u98ce\u6e29\u5ea6 60\u00b0C\uff1b\u5e72\u7403\u6e29\u5ea6 21\u00b0C\uff1b4.05~8.10kW
\n\u7535\u673a\uff1a\u4ea4\u6d41\/\u4ea4\u6d41
\n\u6db2\u538b\u8fde\u63a5\u4ef6 Rc 3\/4\u201d
\n\u5ba4\u5185\u673a\u5c3a\u5bf8\uff08\u957f*\u5bbd*\u9ad8\uff09\uff1a1289 \u6beb\u7c73 * 451 \u6beb\u7c73 * 200 \u6beb\u7c73<\/p>\n

\n

DT3B-E\/A+700\/800+G12L<\/strong>
\n\u5236\u51b7\u91cf\uff1aW 7\/12 \u00b0C\uff1bA 27 \u00b0C \u5e72\u7403\u6e29\u5ea6\/19.5 \u00b0C \u6e7f\u7403\u6e29\u5ea6\uff1b3.78~7.20kW
\n\u6c34\u6d41\u91cf\uff1a1.05~1.22 \u7acb\u65b9\u7c73\/\u5c0f\u65f6
\n\u5236\u70ed\u91cf\uff1a\u8fdb\u98ce\u6e29\u5ea6 60\u00b0C\uff1b\u5e72\u7403\u6e29\u5ea6 21\u00b0C\uff1b5.67~10.80kW
\n\u7535\u673a\uff1a\u4ea4\u6d41\/\u4ea4\u6d41
\n\u6db2\u538b\u8fde\u63a5\u4ef6 Rc 3\/4\u201d
\n\u5ba4\u5185\u673a\u5c3a\u5bf8\uff08\u957f*\u5bbd*\u9ad8\uff09\uff1a1539 \u6beb\u7c73 * 451 \u6beb\u7c73 * 200 \u6beb\u7c73<\/p>","protected":false},"excerpt":{"rendered":"

DT3B-E\/A+200\/300+G12L Cooling capacity: W 7\/12 \u00b0C ;A 27 \u00b0C DB \/19.5\u00b0C WB ;1.08~2.70kW Water flow rate: 0.31~0.47 m3\/h Heating capacity: W(inlet) 60\u00b0C; A 21\u00b0C DB; 1.62~4.05kW Motor: EC\/AC Hydraulic connections Rc 3\/4 ” Indoor unit dimension(L*W*H) :889 mm * 451 mm *200 mm DT3B-E\/A+400+G12L Cooling capacity: W 7\/12 \u00b0C ;A 27 \u00b0C DB \/19.5\u00b0C WB […]<\/p>\n","protected":false},"featured_media":924,"template":"","meta":{"_acf_changed":false,"_seopress_titles_title":"Ultra-Thin Ceiling Concealed Duct | DERK HVAC","_seopress_titles_desc":"DERK ultra-thin concealed duct: 200mm low profile for tight ceiling cavities. Whisper-quiet, gentle airflow for luxury living spaces.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":""},"product_brand":[],"product_cat":[42,43],"product_tag":[],"class_list":["post-928","product","type-product","status-publish","has-post-thumbnail","product_cat-duct-series","product_cat-ultra-thin-ceiling-concealed-fcu","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/product\/928","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/media\/924"}],"wp:attachment":[{"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/media?parent=928"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/product_brand?post=928"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/product_cat?post=928"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/derkhvac.com\/zh\/wp-json\/wp\/v2\/product_tag?post=928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}