{"id":8590,"date":"2026-07-01T17:19:24","date_gmt":"2026-07-01T15:19:24","guid":{"rendered":"https:\/\/www.azurenergia.com\/prodotto\/cei-0-21\/"},"modified":"2026-07-01T17:21:42","modified_gmt":"2026-07-01T15:21:42","slug":"cei-0-21","status":"publish","type":"product","link":"https:\/\/www.azurenergia.com\/en\/prodotto\/cei-0-21\/","title":{"rendered":"CEI 0-21"},"content":{"rendered":"<p>Azur Energia supplies interface protection relays compliant with the CEI 0-21 standard and the corresponding UPS units.<\/p>\n<p>Interface protection relays are devices designed to protect photovoltaic systems from overloads, short circuits, overvoltages, overheating, and other environmental events.<\/p>\n<p>These devices can also be used to regulate voltage and current, monitor the system\u2019s status, and signal any malfunctions. In addition, they can be used to control the system remotely and ensure safety against fires and overloads.<\/p>\n<p>Brands carried:<br \/>\nBYTRONIC<br \/>\nTELEHAASE<br \/>\nLOVATO<\/p>\n<p><a style=\"display: inline-block; background-color: #0066b4; color: #ffffff; padding: 12px 24px; text-decoration: none; border-radius: 2px; font-size: 16px; font-weight: bold;\" href=\"https:\/\/www.azurenergia.com\/wp-content\/uploads\/2026\/07\/CEI-0-21.pdf\" rel=\"noopener\">See the Catalog<br \/>\n<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Azur Energia supplies interface protection relays compliant with the CEI 0-21 standard and the corresponding UPS units. Interface protection relays are devices designed to protect photovoltaic systems from overloads, short circuits, overvoltages, overheating, and other environmental events. These devices can also be used to regulate voltage and current, monitor the system\u2019s status, and signal any [&hellip;]<\/p>\n","protected":false},"featured_media":8588,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"om_disable_all_campaigns":false},"product_brand":[],"product_cat":[199],"product_tag":[],"class_list":["post-8590","product","type-product","status-publish","has-post-thumbnail","product_cat-interface-protections","first","instock","shipping-taxable","product-type-simple"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"Azur Energia supplies interface protection relays compliant with the CEI 0-21 standard and the corresponding UPS units. Interface protection relays are devices designed to protect photovoltaic systems from overloads, short circuits, overvoltages, overheating, and other environmental events. 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