Digital guide
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Kollmorgen M-207-B-21
Product Name: Goldline M-Series Servo Motor (Frame 20)
Product Introduction: The M-207 is a size 20 frame (approx 92x92mm flange), medium inertia motor from the Goldline M-Series, designed for 230 VAC operation. “B” denotes winding type, “21” denotes stack length/option configuration.
Detailed content
Technical Specifications:
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Rated Output: Approx 1.8 kW / 2.5 HP
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Rated Voltage: 230 VAC
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Stall Torque: Approx 6.62 Nm
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Rated Speed: Approx 2800 RPM
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Peak Torque: Approx 14.7 Nm
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Rated Current: 5.8 Arms
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Inertia: Medium (M-series characteristic)
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Insulation: Class H
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Protection: IP65Functional Features: Built-in thermostat; resolver feedback (pre-assembled in many variants); rear shaft extension possible; FKM shaft seal; open keyway shaft.Application Scenarios: Indexing tables, packaging machines, woodworking equipment where load compliance exists.Material Composition: Neodymium magnets, copper windings, aluminum housing, steel shaft.Structural Features: Flange mount (92x92mm); bayonet connector for feedback; robust bearing arrangement for radial loads.Working Principle: Permanent magnet synchronous motor optimized with higher rotor inertia to stabilize velocity loops in systems with flexible couplings or varying load inertia.Installation Requirements: Use flexible couplings rated for motor shaft diameter; tighten mounting bolts evenly; connect thermostat to drive or safety circuit.Usage Precautions: Maximum speed is limited by feedback device (resolver typically ok to 5000+ rpm, but check balance grade); do not paint over motor nameplate or heat sink fins.
