{"product_id":"telemecanique-re8ta21bu-on-delay-timing-relay","title":"Telemecanique RE8TA21BU On-Delay Timing Relay","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"639\"\u003eThe Telemecanique RE8TA21BU is an industrial on-delay \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003etiming relay\u003c\/a\u003e designed to provide accurate power-on delay control with an adjustable time range of 3 to 300 seconds using 24 V AC\/DC or 110–240 V AC supply. Commonly installed in industrial control panels, motor control centers, packaging machinery, conveyor systems, and process automation equipment where reliable timed switching is required. Maintenance teams, OEMs, and system integrators use this timing relay for equipment replacement, preventive maintenance, retrofit projects, and maintaining dependable machine sequencing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"641\" data-end=\"658\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"659\" data-end=\"1132\"\u003eThe Telemecanique RE8TA21BU provides precise on-delay timing for contactors, relays, motor starters, and industrial automation circuits, helping coordinate equipment startup and sequential machine operations. It is widely used in manufacturing facilities, OEM machinery, material handling systems, HVAC controls, and industrial automation applications where dependable timing control improves system reliability and minimizes downtime. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1134\" data-end=\"1163\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1164\" data-end=\"1687\"\u003e• Manufacturer Part Number (MPN): RE8TA21BU\u003cbr data-start=\"1207\" data-end=\"1210\"\u003e• Manufacturer: Telemecanique (Schneider Electric)\u003cbr data-start=\"1260\" data-end=\"1263\"\u003e• Product Type: Timing Relay\u003cbr data-start=\"1291\" data-end=\"1294\"\u003e• Series: Zelio Time RE8\u003cbr data-start=\"1318\" data-end=\"1321\"\u003e• Rated Voltage: 24 V AC\/DC, 110–240 V AC, 50\/60 Hz\u003cbr data-start=\"1372\" data-end=\"1375\"\u003e• Function: On-Delay (Type A)\u003cbr data-start=\"1404\" data-end=\"1407\"\u003e• Auxiliary Contacts: 1 Changeover (1 C\/O, SPDT)\u003cbr data-start=\"1455\" data-end=\"1458\"\u003e• Mounting Style: 35 mm DIN Rail Mount\u003cbr data-start=\"1496\" data-end=\"1499\" data-is-only-node=\"\"\u003e• Terminal Type: Screw Clamp Terminals\u003cbr data-start=\"1537\" data-end=\"1540\"\u003e• Compatible Systems: Industrial Automation and Control Systems\u003cbr data-start=\"1603\" data-end=\"1606\"\u003e• Replacement Type: OEM Direct Replacement \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1pr3fye\" data-start=\"1689\" data-end=\"1712\"\u003eCommon Replacements\u003c\/h3\u003e\n\u003cp data-start=\"1714\" data-end=\"1839\"\u003e• Schneider Electric RE17RAMU\u003cbr data-start=\"1743\" data-end=\"1746\"\u003e• Telemecanique RE8TA21BU\u003cbr data-start=\"1771\" data-end=\"1774\"\u003e• OEM Equivalent RE8TA21BU\u003c\/p\u003e","brand":"Telemecanique","offers":[{"title":"New","offer_id":51713860731182,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_c673aae4-3687-4048-9d3d-67f1e601e3a4.jpg?v=1770410238","url":"https:\/\/plgautomation.com\/products\/telemecanique-re8ta21bu-on-delay-timing-relay","provider":"PLG Automation ","version":"1.0","type":"link"}