Siemens 6SC6108‑0SN00

Technical Specifications

• Drive Axis Quantity: 3 servo axes
• Rated Current: 8 A continuous, 16 A peak per axis
• System Compatibility: SIMODRIVE 610 analog feed drive system
• Application Object: AC synchronous feed servo motors for CNC machine tools
• Structure Form: Plug‑in power‑circuit PCB module for SIMODRIVE 610 rack chassis
• Cooling Method: Forced air convection cooling by chassis‑mount fan
• Insulation Class: Industrial power‑electronic insulation for drive‑system application

Functional Features

• Power‑amplification for analog control‑signal output from upper‑level closed‑loop control board, driving three‑phase AC servo motors
• Integrated power‑semiconductor power‑bridge circuit for motor current output
• Hardware over‑current monitoring for each axis, generates hardware fault signal upon over‑current occurrence
• Works cooperatively with SIMODRIVE 610 control boards to realize speed‑loop and current‑loop regulation for machine‑tool feed axes
• Module‑type plug‑in design facilitates on‑site replacement and maintenance

Application Scenarios

• Legacy CNC machine‑tool retrofitting and spare‑part replacement for SIMODRIVE 610‑equipped machine tools
• Multi‑axis feed‑drive system of traditional machining centers, lathes and milling machines
• Industrial‑equipment renovation projects based on SIMODRIVE 610 drive platform

Performance Parameters

• Supports analog set‑point signal control mode for servo‑axis speed regulation
• Short‑circuit protection and over‑current hardware shutdown function for each axis
• Matches dynamic response characteristics of SIMODRIVE 610 control‑loop parameters

Material Composition

• Substrate: High‑current‑rated industrial FR‑4 printed‑circuit board
• Main components: Power IGBT power‑semiconductor devices, power‑drive chips, current‑sampling circuits, power‑bus terminals
• Mechanical accessories: Metal fixing bracket, plug‑in connector assembly for chassis back‑plane connection

Structural Characteristics

• Standard plug‑in board‑card structure for insertion into SIMODRIVE 610 rack chassis
• Edge‑connector for back‑plane signal and power‑bus connection
• Screw terminals for motor‑power wiring on board‑card front edge
• Metal heat‑sink fitted to power‑semiconductor components for heat dissipation

Working Principle

• Receives analog current‑loop control reference signals from upper‑level control board
• Power semiconductor devices convert DC‑bus voltage into three‑phase variable‑frequency variable‑amplitude AC output to drive servo motors
• Built‑in current‑sampling circuit feeds real‑time motor‑current signal back to control‑board for closed‑loop adjustment
• Hardware protection circuit triggers power‑output shutdown when over‑current or short‑circuit fault is detected

Installation Requirements

• Insert into matched SIMODRIVE 610 rack chassis, ensure reliable back‑plane edge‑connector contact
• Guarantee chassis‑fan normal operation to meet forced‑air‑cooling requirement
• Strictly distinguish motor‑phase wiring sequence, follow wiring‑diagram definition
• Complete protective‑earth connection for drive‑system cabinet
• Maintain safe clearance for high‑voltage power‑circuit area