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DOBOT CR3A 6-Axis Collaborative Robot Arm (3kg / 620mm)

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    Description

    • DOBOT CR3A 6-Axis Collaborative Robot Arm (3kg / 620mm)
    • Integrated EtherCAT servo bus for ultra-fast. synchronized motion control
    • Laser-calibrated for absolute positioning accuracy under 0.4 mm
    • PLCd Cat.3 safety controller with 20+ built-in safety features
    • Electromagnetic brake engages in under 18 ms for drop protection
    • 24 DI/DO ports with support for TCP/IP. Modbus. EtherNet/IP. EtherCAT. and PROFINET
    • Compatible with DobotStudio Pro (graphical programming. SDKs. ROS support)
    • Compact and lightweight: only 16.5kg

    The DOBOT CR3A 6-Axis Collaborative Robot Arm (3kg / 620mm) is part of the CR-A Series. a new generation of collaborative robots designed for rapid deployment and high-performance automation. It delivers exceptional precision. flexibility. and safety in a compact footprint. Engineered for electronics. light assembly. and inspection. the CR3A enables fast integration with its plug-and-play design. fast EtherCAT motion control. and powerful programming environment.

    The CR3A has a working radius of 620 mm and a maximum payload of 3 kg. With an advanced motion control algorithm. the CR3A operates more stably. with residual vibrations reduced by 50% during high-speed emergency stops.

    The CR3A supports Profinet and Ethernet/IP communication protocols and connects seamlessly with PLC. It has 24 digital IO ports with industry-leading support for PNP and NPN switching to expand applications with ease.

    Cycle times are improved by up to 25% thanks to upgraded high-speed joint modules. while Dobot's laser calibration ensures sub-millimeter accuracy out of the box. With its built-in Cat.3 certified controller and electromagnetic braking. the CR3A can safely operate alongside humans without cages. It's the perfect choice for high-mix. low-volume production.

    • DOBOT CR3A 6-axis collaborative robot arm
    • DOBOT robot controller
    • 5m power and signal cable set
    • Quick start documentation
    • Arm reach: 620 mm
    • Robot weight: 16.5 kg

    DOBOT CR3A Specifications
    Weight 16.5 kg
    Maximum Payload 3 kg
    Working Radius 620 mm
    Maximum Linear Speed 2 m/s
    Maximum Joint Speed  
    J1 / J2 180 °/s
    J3 223 °/s
    J4 / J5 / J6 223 °/s
    Range of Motion  
    J1/J2/J4/J5/J6 ±360°
    J3 ±155°
    I/O Ports 2x AI. 2x DO. 2x DI (Multiplexed with RS485)
    Ports  
    Repeatability ±0.02 mm
    IP Rating / Noise IP54 / ≤ 70 dB
    Working Environment 0 ~ 50 °C
    Power 120W
    Installation Orientation Any Angle
    Cable Length to Controller 5 m
    Materials Aluminum alloy. ABS plastic
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