Kollmorgen S712/30-FN2

Product Introduction
The S712/30-FN2 is a digital servo amplifier in the Kollmorgen SERVOSTAR S700 family, belonging to the S712/30 size class. The “FN” designation indicates the standard European/international configuration with CANopen and EtherCAT onboard, dual-channel STO, and 208–480 V mains voltage. The “2” suffix indicates that the F2 controlled fan option card is factory-installed in Slot 2. The “/30” designation indicates a higher peak current capability of 30 Arms compared to the standard S712 class. The F2 option reduces noise emission by switching the cooling fan on and off or running it at 50% speed depending on temperature and brake power conditions.

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Description

Kollmorgen S712/30-FN2

Technical Specifications

  • Product Family: SERVOSTAR S700 Series
  • Size Class: S712/30
  • Device Designation: S712/30-FN2
  • Product Category: Digital servo amplifier
  • Rated Line Power (S1): 9 kVA
  • Rated Line Voltage: 3×208 V (−10%) to 3×480 V (+10%)
  • Rated DC Bus Voltage: 290–675 VDC
  • Rated Output Current: 12 Arms at 3×208 V / 3×230 V; 12 Arms at 3×400 V; 12 Arms at 3×480 V
  • Peak Output Current: 30 Arms
  • Safety: Dual-channel STO (Safe Torque Off)
  • Onboard Communication: CANopen and EtherCAT
  • Expansion Card: F2 controlled fan option installed in Slot 2
  • Certifications: CE, UL, TÜV

Functional Features

  • Controlled Fan (F2 Option): Fan switches on/off or runs at 50% speed based on heat sink temperature and brake power, reducing average noise emission
  • Fan Switching Thresholds: Fan off below 55°C heat sink / 60°C internal / 20 W brake power; fan at 50% around 58°C / 65°C / 30 W; fan fully on above 65°C / 75°C / 45 W
  • Higher Peak Current: 30 Arms peak output current for demanding acceleration requirements
  • Multi-Loop Control: High-speed current, velocity, and position control loops
  • Autotuning: Automatic PID parameter and feedforward adjustment
  • Cogging Suppression: Minimized motor cogging for smooth operation
  • Macro Programming: IEC 61131-3 structured text with 128 KB code memory
  • Multi-Feedback Support: Up to three simultaneous feedback systems
  • Dual-Channel STO: SIL2/PLd compliant safe torque off
  • Dynamic Braking: Integrated braking circuit with standard internal braking resistor
  • MMC Storage Card Slot: Parameter and firmware backup