Digital guide
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Kollmorgen M-405-A-A1
Product Name: Goldline M-Series AC Brushless Servo Motor, Frame 40, Stack 5
Product Introduction:
M-Series extends B-Series with ~7× rotor inertia for compliant-load systems. M-405-A-A1 is a 230 VAC winding, resolver-equipped motor with open keyway shaft and rear shaft extension.
Detailed content
Technical Specifications:
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Frame Size: 40 (flange 115 × 115 mm)
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Rated Output: 2 kW / 2.7 HP
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Stall Torque: 13.8 N·m @ 25 °C
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Peak Torque: 26.5 N·m
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Rated Speed: 1500 rpm
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Rated Current: 6 A RMS
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Rotor Inertia: 44.1 kg·cm²
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Insulation: Class H
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Feedback: Built-in resolver, pre-assembled
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Shaft: Open keyway, rear extension
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Thermostat: Internal bimetallic thermostat
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Protection: IP65
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Connector: Threaded mating plug
Material & Construction:
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Laminations: Low-loss silicon steel
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Housing: Anodized aluminum flange, painted steel stator shell
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Magnets: Sintered rare-earth (SmCo/NeFeB blend typical of Goldline era)
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Bearings: Sealed precision ball bearings, greased for life
Working Principle:
Three-phase trapezoidal/sine-driven PMSM; resolver provides commutation feedback to drive; torque proportional to q-axis current.
Applications:
Printing rolls, converting machinery, larger packaging actuators, rotary indexing tables.
Installation Requirements:
Flange-mounted on 115 mm PCD; avoid shaft radial load > specified bearing rating; resolver cable must be routed separately from power leads.
