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ABB 3HAC13389-2 DSQC611 Contactor Unit for IRC5 Controllers

ABB 3HAC13389-2 DSQC611 Contactor Unit for IRC5 Controllers

DSQC611 Contactor Unit for ABB IRC5 Robot Controllers

Product Condition New original or used original. Please confirm the condition with us before ordering.
Shipping Ships from Shanghai, China. Typical handling and dispatch: 3-5 working days. Delivered worldwide via DHL / FedEx / UPS in secure anti-static protective packaging.
Buyer Benefits Genuine ABB DSQC611 contactor unit (part 3HAC13389-2) for ABB IRC5 robot controllers - the drive-system contactor control board that manages motor-brake and safety-loop power switching. Compact PCB: net weight 0.14 kg, dimensions 160 x 10 x 27.1 mm. Earlier material number 3HAC020849-001 refers to the same DSQC611 unit. We confirm the controller generation (IRC5) and cabinet type with you before dispatch to help prevent misorders. New or used original condition available.
Item Location Shanghai, China.
Payment PayPal / T/T / Alibaba Trade Assurance.
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DSQC611 Contactor Unit for ABB IRC5 Robot Controllers

Specifications

Part Number 3HAC13389-2
Product Type DSQC611 Contactor Unit (contactor control board for the IRC5 drive system).
Function Manages contactor power switching for servo-drive energization, motor-brake release, and safety-loop / external-actuator power distribution.
Control Voltage 24 V DC (supplied from the IRC5 cabinet).
Compatible Controllers ABB IRC5 controllers (single, dual and drive cabinets, M2004 and later). Verify the cabinet type and revision before ordering.
Previous Part Number 3HAC020849-001 — earlier material ID for the same DSQC611 unit.
Product Net Weight 0.14 kg.
Dimensions 160 x 10 x 27.1 mm (W x H x D).
Country of Origin Not confirmed (distributor catalogs state Sweden; no ABB official direct evidence).
Customs Tariff 85389091 (per ABB distributor catalog).
Part Type New.
Frame Size Spare_Parts.
Product Condition New original or used original. Please confirm the condition with us before ordering.

Industrial Applications

The DSQC611 is the contactor control unit mounted inside ABB IRC5 robot controllers. It governs the main power contactors that energize the servo drive system and release or engage the motor brakes, and it provides the protected power distribution for the safety loop and external end-effector actuators. It is used across IRC5 single, dual and drive cabinets in arc welding, spot welding, assembly, material handling, painting and packaging cells where reliable, sequenced power switching to the robot axes is safety-critical.

Design Purpose

The module consolidates contactor control and power distribution into one IRC5 cabinet slot so the controller can safely sequence mains power to the drives and brakes, isolate the fragile control electronics from contactor-coil transients through optocoupler isolation, and deliver protected 24 V DC distribution to safety devices and tooling. By centralizing this switching, it supports clean power-on/off sequencing and fail-safe de-energization of the robot under fault conditions.

Safety and Handling Notes
  • High-voltage hazard: the DSQC611 switches mains/DC power to the servo drives and motor brakes. Disconnect IRC5 incoming mains, apply lockout/tagout (LOTO), and verify all buses read 0 V with a calibrated multimeter before service; only qualified personnel should install or replace the unit.
  • Confirm the controller generation: DSQC611 is an IRC5 contactor unit used in standard IRC5 cabinets; confirm IRC5 (not IRC5 Compact integrated boards or OmniCore) and the cabinet type before ordering.
  • Same unit, old number: 3HAC020849-001 is the earlier material ID for the same DSQC611 contactor unit — verify by the DSQC611 type, not only the printed number, and do not treat it as a different part.
  • ESD protection: the module is electronic; use a grounded wrist strap and handle on a static-safe surface during insertion and removal.
  • Verify after replacement: after fitting, restore control power and confirm contactor feedback, "Motors ON" enable and safety-loop integrity before running the robot; a feedback fault indicates worn contacts or loose connectors.
  • Condition and revision: new or used original condition is available — confirm the condition and your cabinet revision with us before ordering.

Common Failure Modes

  • Contactor feedback fault from worn or burnt feedback contacts, raising "Safety Loop Error" / "Contactor Feedback Fault".
  • Contact welding or sticking after high inrush or frequent cycling, preventing clean de-energization.
  • Overcurrent or short-circuit trip cutting the affected output channel.
  • ESD damage or moisture corrosion on the board.
  • Loose backplane or ribbon connector (e.g. X23) causing intermittent power loss or communication drop.
  • Wrong unit fitted (non-DSQC611 or wrong revision) so motor power does not engage.

Why Choose Us

We supply part 3HAC13389-2 and confirm the IRC5 controller generation and cabinet type with you before dispatch to help prevent misorders. New or used original condition is available, with quote-based pricing per part number. Units ship worldwide via DHL / FedEx / UPS in anti-static protective packaging. Send your inquiry for pricing and lead time.

Related Products

Note: DSQC611 is an IRC5 drive-system contactor unit; select by controller generation and cabinet type.

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