{"id":12954,"date":"2026-03-23T16:13:41","date_gmt":"2026-03-23T14:13:41","guid":{"rendered":"https:\/\/telergo.othonas.aboutdev.gr\/?post_type=product&#038;p=12954"},"modified":"2026-10-14T20:07:40","modified_gmt":"2026-10-14T17:07:40","slug":"knx-power-supply-unit-640ma","status":"publish","type":"product","link":"https:\/\/comelit.telergo.gr\/en\/product\/knx-power-supply-unit-640ma\/","title":{"rendered":"KNX POWER SUPPLY UNIT 640MA"},"content":{"rendered":"<div class=\"nen-en\" data-no-translation=\"\"><p>KNX 640 mA power supply with built-in choke. It includes an auxiliary power output (29 VDC) able to supply up to 640 mA combined with the KNX output. The device features short-circuit and overvoltage protection.<\/p>\n<h3>Technical data PS116400<\/h3>\n<ul>\n<li>Manufacturer designation: BFK640<\/li>\n<li>Input voltage 230 Vac<\/li>\n<li>Output I1 to the KNX bus: 29 Vdc (+1\/-2 V), SELV, through a choke<\/li>\n<li>Auxiliary output I2: 29 Vdc (+1\/-1 V), SELV, without choke<\/li>\n<li>Maximum load: I1 and I2 together below 640 mA<\/li>\n<li>LEDs: green for normal operation, red for overload<\/li>\n<li>Terminal colours: black\/red for the bus, yellow\/white for the auxiliary output<\/li>\n<li>DIN rail, 4 modules<\/li>\n<li>Operation -10 to 55 \u00b0C, storage -30 to 60 \u00b0C<\/li>\n<li>Compliance with EN 50090-2-2, UNE-EN 61000-6-1:2007, UNE-EN 61000-6-3:2007 and UNE-EN 61010-1<\/li>\n<\/ul>\n<p>During installation the KNX bus runs in a duct separate from the 230 V lines, and no mains or other external voltage is ever connected to any point of it.<\/p>\n<p class=\"nj-rel\">Product code: PS116400. See also in the <a href=\"https:\/\/comelit.telergo.gr\/en\/product-category\/automatismos\/kalodiako-sistima-automatismou-knx\/trofodotika-kalodiako-sistima-automatismou-knx\/\">KNX Power Supplies<\/a> category: <a href=\"https:\/\/comelit.telergo.gr\/en\/product\/psu-for-viip-knx-system-managers\/\">PSU FOR VIIP KNX SYSTEM MANAGERS<\/a> and <a href=\"https:\/\/comelit.telergo.gr\/en\/product\/knx-power-supply-unit-160ma\/\">KNX POWER SUPPLY UNIT 160MA<\/a>.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>KNX 640 mA power supply with built-in choke. It includes an auxiliary power output (29 VDC) able to supply up<\/p>","protected":false},"featured_media":12955,"template":"","meta":[],"product_brand":[],"product_cat":[87,119,128],"product_tag":[],"class_list":["post-12954","product","type-product","status-publish","has-post-thumbnail","product_cat-automatismos","product_cat-kalodiako-sistima-automatismou-knx","product_cat-trofodotika-kalodiako-sistima-automatismou-knx","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/product\/12954","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":0,"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/product\/12954\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/media\/12955"}],"wp:attachment":[{"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/media?parent=12954"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/product_brand?post=12954"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/product_cat?post=12954"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/comelit.telergo.gr\/en\/wp-json\/wp\/v2\/product_tag?post=12954"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}