Digital guide
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Kollmorgen AC 1-604-0211
Product Name: Legacy AC Servo Drive / Amplifier Module (1-series)
Product Introduction:
AC 1-604-0211 belongs to Kollmorgen’s older “AC” amplifier family (often Seidel/Kollmorgen Indramat-era analog drives). 1-604 denotes 1-axis, 60 A bus / 4 A motor class, 0211 = firmware/connector issue.
Detailed content
Technical Specifications (representative):
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Input: 230 VAC 1φ or DC bus
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Continuous Current: 4 A
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Control: ±10 V analog torque/velocity
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Feedback: Tach + encoder or resolver
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Enable Logic: 24 VDC
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Protection: OV, OC, OT
Note: This is obsolete; replaced by S200/S300. Used mainly in 1980s–90s CNC retrofits.
