ABB IRB6700 Series Six-Axis Motors: 3HAC059654-001, 3HAC021031-002, 3HAC055437-003

Technical Dossier

Product Details And Specifications

ABB IRB6700 Series: Comprehensive Six-Axis Motor Range and Technical Overview

The IRB6650S sub-series (S = shelf-mounted) shares the same motor architecture as the IRB6700 floor-mount variants but is optimized for inverted or wall-mount configurations in confined press-shop and foundry cells. Both series are controlled via the IRC5 controller cabinet and are compatible with ABB's RobotWare 6.x software stack.

The Evolution of IRB6700 / IRB6650S Motor Architecture

ABB's large-payload robot motor architecture has evolved through three distinct generations since the early 2000s:

Generation 1 — IRB6400 / IRB6600 era (2000–2008): Axis motors used separate resolver cables and non-integrated brake assemblies. Motor replacement required full axis calibration via the S4C+ controller. Spare parts from this era are now fully obsolete and sourced exclusively from the secondary market.

Generation 2 — IRB6640 / IRB6650S era (2008–2015): Introduction of the IRC5 controller brought integrated motor feedback harnesses and the SMB (Serial Measurement Board) architecture. The IRB6650S introduced the 3HAC021031-002 axis-3 motor as a high-torque variant for shelf-mount load profiles. Compatibility with IRC5 M2004 and M2008 controller revisions is maintained.

IRB6700 / IRB6650S Full Catalog & Functionalities (SKU List)

The following SKUs represent the verified motor and associated drive component catalog for the IRB6700 and IRB6650S series. Each entry reflects a discrete, field-replaceable unit (FRU).

Axis Motor Assemblies — IRB6700 Platform

3HAC059654-001: Axis 1/2 AC servo motor assembly for IRB6700 series; integrated resolver; IP67 rated.
3HAC055437-003: Axis 3 AC servo motor for IRB6700-200 payload variant; high-torque winding specification.
3HAC057546-001: Axis 4 servo motor assembly, IRB6700; compact form factor for wrist-side installation.
3HAC057547-001: Axis 5 servo motor, IRB6700; dual-resolver feedback configuration.
3HAC057548-001: Axis 6 servo motor, IRB6700; low-inertia design for high-cycle wrist operations.
3HAC064263-001: Axis 1 motor for IRB6700-300/2.7 m variant; reinforced stator for maximum payload torque.
3HAC064264-001: Axis 2 motor for IRB6700-300/2.7 m variant; matched pair with 3HAC064263-001.

Axis Motor Assemblies — IRB6650S Platform

3HAC021031-002: Axis 3 AC servo motor for IRB6650S shelf-mount series; high-torque variant for inverted load profiles.
3HAC025338-001: Axis 1 servo motor, IRB6650S; compatible with IRC5 M2004 and M2008 revisions.
3HAC025339-001: Axis 2 servo motor, IRB6650S; integrated electromagnetic brake assembly.
3HAC025340-001: Axis 4 servo motor, IRB6650S; wrist-side compact motor unit.
3HAC025341-001: Axis 5 servo motor, IRB6650S; dual-feedback resolver configuration.
3HAC025342-001: Axis 6 servo motor, IRB6650S; low-inertia wrist motor for high-frequency cycling.

Associated Drive & Feedback Components

3HAC026254-001: Serial Measurement Board (SMB) for IRB6650S / IRB6700; stores axis calibration offsets and resolver data.
3HAC044168-001: Motor cable harness set, IRB6700 axes 1–3; OEM-specification shielded cable assembly.
3HAC044169-001: Motor cable harness set, IRB6700 axes 4–6; pre-terminated with OEM connectors.
3HAC026253-001: Brake resistor unit for IRC5 drive module; required for IRB6700-300 deceleration loads.

Sourcing Hard-to-Find & Obsolete IRB6700 / IRB6650S Parts

All sourced units are cross-referenced against ABB's published part number revision history to ensure compatibility with the installed IRC5 controller revision and RobotWare version.

Quality Control for the IRB6700 / IRB6650S Motor Range

Each motor assembly processed by DriveKNMS undergoes a structured inspection and functional test protocol before dispatch:

Visual and Mechanical Inspection: Stator and rotor examined for winding insulation integrity, bearing wear, and shaft runout. Connector housings and cable exit points inspected for ingress damage. IP67 seal condition verified on all IRB6700-generation units.

Electrical Testing: Winding resistance measured per phase and compared against ABB factory specification tolerances. Insulation resistance tested at 500 V DC (megohm test). Resolver output signal verified at simulated operating speed using a dedicated motor test bench.

Brake Functionality: Integrated electromagnetic brake engagement and release torque measured and confirmed within ABB specification. Brake release voltage threshold verified.

Functional Run Test: Where test bench capacity permits, motors are run under load at rated speed for a minimum 30-minute thermal soak cycle. Vibration signature and temperature rise are logged and retained with the unit's test record.

Documentation: Each unit ships with a DriveKNMS inspection report, cross-referencing the ABB part number, revision level, and test results. Traceability records are retained for 5 years.