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Kollmorgen S71201-SE Servo Drive

Product Category: Digital Servo Drive — S700 Series (Higher Power)

Product Introduction:
The S71201-SE is a 12 A RMS continuous-current servo drive from the Kollmorgen S700 family. The “SE” suffix denotes the standard EtherCAT configuration. It is engineered for medium-power applications requiring high dynamic performance and precise multi-axis coordination.

Detailed content

Technical Specifications:

  • Series: S700
  • Model: S71201-SE
  • Input Voltage: 200–480 VAC (3-phase)
  • Continuous Current Rating: 12 A RMS
  • Peak Current Rating: 36 A peak
  • Power Rating: Approximately 5.5 kW continuous
  • Control Mode: Torque, Velocity, Position, Cyclic Synchronous Position (CSP)
  • Feedback Interface: EnDat 2.2, BiSS-C, Hiperface DSL, Sincos/EnDat, Resolver
  • Communication: EtherCAT, PROFINET IRT, Ethernet/IP, Modbus TCP, CANopen
  • Switching Frequency: 16 kHz PWM
  • Safe Functions: STO (SIL 3 / PL e), SS1, SLS, SLP, SOS
  • Enclosure Rating: IP20 (chassis mount)
  • Dimensions: Approximately 140 × 180 × 65 mm (W × H × D)
  • Weight: Approximately 2.0 kg

Key Features:

  • EtherCAT master/slave with distributed clock (DC) synchronization
  • Built-in motion controller — up to 64 axes per drive
  • Electronic gearing and camming without external controller
  • Advanced current control — bandwidth up to 1.5 kHz
  • Regenerative energy management — DC bus sharing up to 100%

Applicable Industries:
Metal forming, plastic injection molding, woodworking CNC, automated assembly lines, printing and converting.

Installation Requirements:

  • Minimum 100 mm clearance on all sides for ventilation
  • Use EtherCAT-rated shielded cable (CAT5e or better)
  • Ground the drive chassis to the machine frame with < 0.1 Ω resistance

Usage Notes:

  • Configure safe torque off (STO) in the motion controller before operation
  • Perform auto-tuning via Kollmorgen Workbench for optimal performance
  • Monitor DC bus voltage — do not exceed 560 VDC

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