Digital guide
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- Kollmorgen CR20560
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Control Logic Supply: +24 V DC (18–30 VDC), isolated
Communication/Control: SERCOSoptical fiber (standard on CD-c), or analog ±10 V + step/dir (depending on I/O card fitted — CR20560 typically SERCOS version “C”)
Supported Feedback: Resolver (std), Incremental Encoder, SinCos 1 Vpp, EnDat (with option card)
PWM Frequency: 8 kHz / 16 kHz (selectable)
Protections: Overcurrent, bus UV (< 90 VDC) / OV (> 430 VDC), I²t motor model, short-circuit, heatsink OT
Dimensions (H × W × D): 244 mm × 100 mm × 163 mm (CD wide format)
Weight: ≈ 3.2 kg
Cooling: Forced convection (internal fan)
Protection Class: IP20
Operating Temperature: 0 °C to +45 °C (full); derating to +55 °C
Certifications: CE, UL, cULus
Applicable Industries: Large converting winders, printing press main drives, textile take-up, legacy SERCOS-based multi-axis systems
Installation Requirements (Drive): Vertical mount in grounded enclosure; 3Φ supply via line filter + contactor; PE; SERCOS fiber ring with proper termination; verify node address DIP switches.
Usage Notes (Drive): Legacy — replaced by AKD/AKD2G; verify actual current rating on nameplate (CD20560 = 20 A cont); external regen resistor likely required for high-inertia deceleration; if the item is physically a cable (flexible with M23/Intercontec connectors + flying leads), treat per cable rules stated in earlier CB/CR entries: separate power/feedback, shield grounded at drive end only, verify motor compatibility.







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