{"product_id":"abb-dsqc-611-contactor-unit-3hac020849-001","title":"ABB DSQC 611 Contactor Unit 3HAC020849-001","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB DSQC 611\u003c\/strong\u003e is a \u003cstrong\u003eContactor Board Unit\u003c\/strong\u003e (Part No. \u003cstrong\u003e3HAC020849-001\u003c\/strong\u003e) for ABB IRC5 robot controllers. It serves as the \u003cstrong\u003epower distribution and contactor control center\u003c\/strong\u003e, managing the switching of main power to servo drives, motors, and auxiliary equipment. With integrated \u003cstrong\u003erelays, fuses, and status monitoring circuits\u003c\/strong\u003e, it provides safe, reliable power sequencing and protection for the entire robot control system.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3HAC020849-001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Contactor Board Unit \/ Power Distribution Module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Main power contactor control, power distribution, fuse protection, status monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltages:\u003c\/strong\u003e 24V DC, 220V AC (distributed to system components)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Systems:\u003c\/strong\u003e ABB IRC5 robot controllers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to +55°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 200 mm × 150 mm × 80 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP54\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Panel mount inside IRC5 control cabinet\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility \u0026amp; Applications\u003c\/h3\u003e\n\u003cp\u003eDesigned for ABB IRC5 controller cabinets. Essential for \u003cstrong\u003eautomotive production lines, welding robots, painting systems, and heavy-duty material handling\u003c\/strong\u003e where reliable power sequencing and contactor control are critical for system safety and longevity.\u003c\/p\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the primary function of DSQC 611?\u003c\/strong\u003e A: It controls the main power contactors that switch 3-phase power to servo drives and distributes 24V DC \/ 220V AC to auxiliary systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Why is IP54 protection important?\u003c\/strong\u003e A: The IP54 rating provides dust and splash water protection, making DSQC 611 suitable for harsh industrial environments where other IP20 boards may fail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What are common failure symptoms?\u003c\/strong\u003e A: Controller not powering up, contactors not engaging, blown fuses, and intermittent power loss to drives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Can I replace DSQC 611 with a different part number?\u003c\/strong\u003e A: Power distribution boards are typically controller-specific. Always verify exact part number compatibility with your IRC5 cabinet type.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePower off the IRC5 controller and disconnect all power sources including 3-phase mains.\u003c\/li\u003e\n\u003cli\u003eWait 10 minutes for complete discharge of all capacitors and power circuits.\u003c\/li\u003e\n\u003cli\u003eDocument all wire connections, fuse ratings, and relay positions before removal.\u003c\/li\u003e\n\u003cli\u003eRemove the existing DSQC 611 from its panel mounting.\u003c\/li\u003e\n\u003cli\u003eInstall the new board using the same mounting hardware and orientation.\u003c\/li\u003e\n\u003cli\u003eReconnect all power distribution wires, contactor control lines, and monitoring circuits.\u003c\/li\u003e\n\u003cli\u003eVerify all fuse ratings match the original configuration.\u003c\/li\u003e\n\u003cli\u003eRestore power and test contactor sequencing, power distribution, and status indicators.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse DSQC 611 (3HAC020849-001) for \u003cstrong\u003eIRC5 contactor board and power distribution replacement\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eVerify your IRC5 cabinet type and voltage configuration (220V\/380V\/480V) before ordering.\u003c\/li\u003e\n\u003cli\u003eReplace all fuses on the board simultaneously to ensure consistent protection characteristics.\u003c\/li\u003e\n\u003cli\u003eIP54 rating makes this board suitable for cabinets in dusty or humid environments.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53937432494264,"sku":"DSQC611","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/DSQC611_2r180.png?v=1786950231","url":"https:\/\/www.globalpetroparts.com\/products\/abb-dsqc-611-contactor-unit-3hac020849-001","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}