Product Overview
ABB 3HAC17811‑1 is an original single‑axis servo drive module for ABB IRC5 robot controller cabinets. It is responsible for driving one robot joint motor, executing current‑loop, speed‑loop and position‑loop control to realize precise robot‑arm motion. The module communicates with the robot main controller via the internal drive bus and converts DC‑bus power into variable‑frequency AC output for robot servo motors. Multiple built‑in protection functions prevent damage caused by over‑current, over‑voltage and over‑temperature faults. It is widely stocked as spare‑part hardware for maintenance and retrofit of legacy ABB IRC5 industrial‑robot installations.
Series
3HAC17811‑1 belongs to ABB IRC5 robot servo‑drive hardware family. These axis drive modules are installed inside IRC5 control cabinets. Different part‑number variants correspond to different power‑rating specifications for various robot payload models. This drive works cooperatively with robot main computer unit, power supply unit and other axis drives to complete multi‑axis coordinated robot movement.
Product Features
‑ Single‑axis servo drive for ABB IRC5 robot controller cabinet ‑ Full closed‑loop control: current‑loop, speed‑loop and position‑loop regulation for robot joint motor ‑ Converts DC‑bus input power into variable‑frequency AC output for robot servo motor ‑ Communicates with IRC5 main controller via internal proprietary drive bus ‑ Multiple integrated protection: over‑current, over‑voltage, under‑voltage, over‑temperature and short‑circuit protection ‑ Front‑panel LED indicators for power, running status and fault‑code feedback ‑ Slot‑mount mechanical structure for IRC5 cabinet installation ‑ Supports hot‑swap operation inside IRC5 robot cabinet ‑ Optimized for continuous high‑cycle industrial robot production‑environment operation ‑ Direct drop‑in replacement for original 3HAC17811‑1 servo drive for field‑site robot‑maintenance work
Product Parameters
‑ Part Number: 3HAC17811‑1 ‑ Application: Single‑axis driving for ABB IRC5 robot joint motor ‑ Power Source: DC‑bus power supplied by IRC5 cabinet power unit ‑ Control Loops: Current loop, speed loop, position loop ‑ Communication: Proprietary internal IRC5 drive bus ‑ Operating Temperature: 0 °C ~ +55 °C ‑ Storage Temperature: ‑40 °C ~ +85 °C ‑ Relative Humidity: 5‑95 %, non‑condensing ‑ Protection Rating: IP20 (cabinet‑internal installation only) ‑ Mounting: Slot‑mount inside ABB IRC5 robot controller cabinet ‑ Approvals: CE compliant for industrial‑robot equipment
Product Specifications
‑ Form Factor: Standard IRC5 single‑slot servo drive module ‑ Diagnostic: Multi‑color LED status and fault‑code indication ‑ Compatibility: ABB IRC5 robot controller system, matched robot joint servo motors ‑ Cooling: Forced air cooling inside IRC5 cabinet ‑ Weight: Approx 1.1 kg ‑ Maintenance: Direct slot‑swap spare drive for robot‑controller‑repair work
Function
3HAC17811‑1 receives motion‑command signals from the IRC5 robot main controller over the internal drive bus. It executes high‑speed closed‑loop algorithm and outputs adjustable‑frequency AC power to drive the robot joint motor. Encoder feedback signals are processed to realize accurate position and speed control for robot‑arm movement. When abnormal operating conditions such as over‑current or over‑temperature are detected, the drive triggers protection shutdown and outputs fault‑status information for robot system diagnosis. It realizes stable and precise single‑axis motion control for ABB industrial robot joints.
Purpose
Serve as single‑axis servo power‑drive hardware for ABB IRC5 robot controller systems. Replace defective 3HAC17811‑1 drive modules to restore robot‑joint motion‑control capability. Used for spare‑part stocking and maintenance of legacy ABB IRC5 industrial‑robot installations.
Application Fields
Automotive‑welding robot cells, material‑handling robot stations, packaging‑automation robotic systems, machine‑tool tending robots, painting‑robot control cabinets, general‑industry ABB IRC5 robot‑system maintenance and retrofit projects.
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