PE205561-MZ Kollmorgen
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The Kollmorgen PE205561-MZ is a servo drive from the PD Servostar Servo Drives series with a nominal bus voltage of 24 VDC and a rated output power of 120 W. It provides a continuous current of 5 Arms per phase, three digital inputs, and supports SERCOS command interface with a 2 millisecond update rate. The drive also features an encoder for primary feedback and an overtemperature trip threshold of 80 degrees Celsius.
Internal Product Review
The PE205561-MZ is a Kollmorgen PD Servostar servo drive with a SERCOS command interface and encoder primary feedback. Continuous output is well balanced at 5 Arms/phase with 10 Arms/phase peak current, supporting stable motion control through dynamic load changes. A 2 ms SERCOS update rate stands out as a strong feature for responsive drive performance.
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Product Description:
The PE205561-MZ is a compact servo amplifier produced by Kollmorgen as part of the PD Servostar Servo Drives series. Designed for low-voltage motion systems, the unit conditions a DC bus and delivers controlled three-phase output to compatible servomotors. Within an automation cell, the drive closes the torque, velocity, or position loop by processing encoder feedback and forwarding real-time commands received over the control network. This arrangement provides a standardized interface for synchronized multi-axis control in automated machinery.
At its nominal operating point, the drive supplies 5 A RMS per phase continuously, while short bursts can rise to 10 A RMS per phase during rapid acceleration before current limiting intervenes. The power stage accepts a bus voltage of 24 VDC and converts that energy into an output power of 120 W. Electrical demand at the supply side is 128 W, so enclosure cooling should accommodate the resulting thermal load. A SERCOS command interface exchanges position data with the controller, assisted by an onboard encoder channel that closes the primary feedback loop. Three optically isolated digital inputs and one digital output support enable, fault, and index signals. A soft-start circuit limits inrush current to 30 A, while the control electronics draw 0.6 A from the local logic rail.
Overvoltage tripping occurs at 56 VDC, protecting the power stage when the bus voltage rises beyond its permitted range. The bus is disabled below 16 VDC to prevent unstable operation during an inadequate supply condition. Heat sink monitoring triggers a shutdown at 80 °C, safeguarding internal components during high-duty operation. Motion data are refreshed every 2 ms over the fiber-optic connection, allowing time-deterministic coordination with neighboring axes. These protective functions respond to excessive voltage, insufficient voltage, and elevated temperature before those conditions can disrupt controlled motion or damage the amplifier.
