ABB DSQC3060 Modules: DSQC3060.3HAC065726-001 3HAC9897-1 3HAC0037474-001 IRB760 Gasspring Compl.

Technical Dossier

Product Details And Specifications

ABB DSQC3060 Series Technical Notes

The ABB DSQC3060 is a mechanical and motion-control component assembly within ABB's IRC5 robot controller ecosystem, specifically engineered for the IRB760 palletizing robot platform. The IRB760 is a high-payload, high-throughput industrial robot deployed extensively in heavy-industry end-of-line automation: chemical plant palletizing cells, nuclear facility material handling, refinery drum-handling stations, and large-scale food & beverage case-packing lines. The DSQC3060 assembly — cross-referenced under part numbers 3HAC065726-001, 3HAC9897-1, and 3HAC0037474-001 — covers the gas spring complete unit that maintains axis counterbalancing under the mechanical stress of continuous high-payload cycles. Installed base for the IRB760 platform spans hundreds of facilities globally, making lifecycle support for this assembly a critical operational requirement for maintenance engineers and spare parts procurement teams.

The Evolution of DSQC3060 Architecture

ABB's IRB760 platform was introduced in the mid-2000s as a successor to the IRB640 for high-payload palletizing applications, rated at 450 kg payload capacity with a 3.18 m reach. The gas spring counterbalance assembly — the DSQC3060 lineage — has undergone several revision cycles tied to ABB's 3HAC part numbering system:

• Early revision (3HAC9897-1): Original gas spring specification for first-generation IRB760 units. Nitrogen-charged, sealed-piston design. Compatible with IRC5 controller variants from initial production runs.
• Mid-cycle revision (3HAC0037474-001): Updated sealing compound and end-cap geometry to address field reports of nitrogen micro-leakage under high-cycle thermal cycling. Backward-compatible with earlier axis-3 mounting brackets.
• Current consolidated part (3HAC065726-001 / DSQC3060): Unified replacement reference that supersedes both prior revisions. Incorporates updated piston rod surface treatment (hard chrome replaced by HVOF tungsten carbide coating) for extended service life in dusty or chemically aggressive environments.

Compatibility note: All three part numbers are mechanically interchangeable on IRB760 axis-3 counterbalance mounts. Procurement teams should reference 3HAC065726-001 as the current active part number; 3HAC9897-1 and 3HAC0037474-001 are superseded but remain valid cross-references for legacy documentation and MRO sourcing.

DSQC3060 Full Catalog & Functionalities (SKU List)

The following SKUs represent the verified ABB IRB760 mechanical and drive-system spare parts catalog relevant to the DSQC3060 assembly and its associated subsystems. Each entry reflects a distinct functional role within the robot's mechanical or control architecture.

• 3HAC065726-001 (DSQC3060): Gas spring complete assembly, axis-3 counterbalance, IRB760 — current active part number.
• 3HAC9897-1: Gas spring unit, first-generation specification, IRB760 axis-3 — superseded, cross-reference only.
• 3HAC0037474-001: Gas spring assembly, mid-revision sealing update, IRB760 — superseded, cross-reference only.
• 3HAC026253-001: Axis-1 gearbox, IRB760 — primary rotational drive unit for base rotation.
• 3HAC026254-001: Axis-2 gearbox, IRB760 — lower arm rotational drive, high-torque specification.
• 3HAC026255-001: Axis-3 gearbox, IRB760 — upper arm drive, interfaces directly with gas spring counterbalance.
• 3HAC026256-001: Axis-4 gearbox, IRB760 — wrist rotation drive unit.
• 3HAC14550-2: Servo motor, axis-1, IRB760 — AC synchronous, encoder-integrated.
• 3HAC14550-3: Servo motor, axis-2, IRB760 — high-torque variant for lower arm.
• 3HAC14550-4: Servo motor, axis-3, IRB760 — paired with gas spring counterbalance assembly.
• 3HAC025338-001: Axis computer DSQC668 — IRC5 drive module for IRB760 axis control.
• 3HAC025466-001: Drive unit DSQC663 — rectifier/inverter module, IRC5 cabinet, IRB760 configuration.
• 3HAC025784-001: Main computer DSQC639 — IRC5 controller CPU board, IRB760 compatible.
• 3HAC031670-001: I/O module DSQC652 — 16 DI / 16 DO digital I/O board, IRC5 standard.
• 3HAC023195-001: Panel board DSQC643 — IRC5 operator panel interface module.
• 3HAC026254-002: Axis-2 gearbox, IRB760 — alternate ratio variant for extended-reach configurations.
• 3HAC14550-5: Servo motor, axis-4, IRB760 — wrist drive, compact frame.
• 3HAC025917-001: Power supply DSQC661 — 24 VDC system power unit, IRC5 cabinet.
• 3HAC026272-001: Balancing cylinder complete — alternative counterbalance reference for early IRB760 builds.
• 3HAC14550-1: Servo motor, axis-1 base, IRB760 — standard torque specification.

Quality Control for the DSQC3060 Range

Gas spring and mechanical counterbalance assemblies for high-payload robots require a test protocol distinct from standard electronic module inspection. DriveKNMS applies the following verification procedures to all DSQC3060 / 3HAC065726-001 units prior to dispatch:

• Nitrogen charge pressure verification: Each unit is pressure-tested at the rated operating charge (typically 120–150 bar depending on revision) using calibrated nitrogen test equipment. Units outside ±3% of nominal pressure are recharged or rejected.
• Piston rod surface inspection: Visual and dimensional check of the piston rod for scoring, corrosion pitting, or coating delamination. Rods with surface defects exceeding 0.05 mm depth are flagged for replacement.
• End-cap seal integrity test: Static leak-down test held for 48 hours at operating pressure. Any measurable pressure drop results in seal replacement before re-test.
• Dimensional conformance: Overall extended and compressed length verified against ABB drawing tolerances. Critical for correct axis-3 mounting geometry on IRB760 frames.
• Load cycle simulation: Where test rigs are available, units undergo 500-cycle compression/extension simulation under rated load to confirm consistent force output across stroke range.

All units ship with a test certificate documenting measured charge pressure, seal test result, and dimensional readings.