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KOLLMORGEN SE20200-000000

Product Type: Brushless DC Servo Motor with Integrated Electronics

Product Introduction:
The SE20200-000000 is a frame size 202 (approximately 57 mm flange) servo motor from Kollmorgen’s SE Series. It features an integrated servo drive and motor in a single compact package, ideal for space-constrained applications requiring high dynamic performance.

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Technical Specifications:

Parameter Value
Frame Size 202 (57 mm flange diameter)
Motor Type Brushless DC (BLDC) with sinusoidal commutation
Rated Torque (Continuous) 0.64 Nm
Peak Torque 1.91 Nm
Rated Speed 3,000 RPM
Max Speed 5,000 RPM
Rated Voltage 48 VDC
Feedback Type Single-turn absolute encoder (17-bit, 131,072 counts/rev)
Communication EtherCAT (CoE/FoE)
IP Rating IP65 (with connector)
Weight ~0.85 kg (motor only)
Shaft Type Smooth shaft with keyway (DIN 6885-1)
Operating Temperature 0°C to +45°C

Functional Features:

  • Integrated drive electronics — eliminates separate drive cabinet
  • Single-cable technology — power, feedback, and communication over one cable
  • Auto-configuration via EtherCAT F SoE
  • Electronic gear ratio programmable up to 2^32:1
  • STO (Safe Torque Off) — SIL 2 / PL d compliant
  • Holding brake available as option

Performance Parameters:

Parameter Value
Torque Constant (Kt) 0.213 Nm/A
Back-EMF Constant (Ke) 21.3 V/krpm
Rotor Inertia 1.8 × 10⁻⁵ kg·m²
Mechanical Time Constant 4.5 ms
Electrical Time Constant 1.2 ms
Thermal Resistance (Rth) 4.2 K/W

Structural Features:

  • Aluminum housing with anodized finish
  • IP65 sealed design with M23 connector
  • Smooth shaft, keyed (standard), or hollow shaft options
  • Integrated cooling fan in some variants

Material Composition:

  • Housing: Aluminum alloy (6061-T6)
  • Shaft: Hardened steel (42CrMo4)
  • Windings: Copper (Class H insulation, 180°C rated)
  • Magnets: Neodymium-Iron-Boron (NdFeB, N42SH grade)
  • Bearings: Sealed ball bearings (6000 series)

Applicable Industries:

  • Medical devices and lab automation
  • Pick-and-place robots
  • Conveyor systems
  • AGV/AMR drive units
  • Food and beverage packaging

Installation Requirements:

  • Mount with 4× M5 mounting holes on flange
  • Ensure shaft alignment within 0.05 mm TIR
  • Use EtherCAT-compatible cable (CAT5e/CAT6 shielded)
  • Connect chassis ground to system ground

Usage Precautions:

  • Do not apply axial loads exceeding 50 N
  • Do not exceed max speed of 5,000 RPM
  • Operate within rated temperature range
  • Do not disassemble — servicing by authorized Kollmorgen center only

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