Lenze EVS9327-EP 9300-Series Servo Position Controller

Managing complex motion profiles in high-performance industrial environments, the Lenze EVS9327-EP serves as a high-precision servo position controller within the legacy 9300-Series ecosystem. This robust drive is engineered to deliver precise speed, torque, and position control for demanding electrical and mechanical automation architectures.

Key Features

• High-precision control loop execution for synchronous and asynchronous AC servo motors.
• Integrated CAN system bus interface for seamless multi-axis synchronization and control.
• Modular expansion slots supporting auxiliary communication modules including PROFIBUS, LECOM, and Interbus.
• IP20 protection rating optimized for space-saving control cabinet mounting.
• Flexible configuration options for shared DC bus systems to optimize regenerative energy efficiency.

Industrial Applications

• Packaging Machinery: High-speed indexing, wrapping, and cartoning systems.
• Material Handling: Multi-axis gantry systems, pick-and-place units, and automated storage systems.
• Textile Production: Synchronized speed control for winding and tensioning applications.
• Converting & Printing: Precise web tension control and rotary knife positioning.

Technical Specifications

Connections and Interfaces

Empirical Engineering Insights

Alternative Models & Compatibility

As the 9300-Series has been in phase-out since 2017, direct replacements for the EVS9327-EP typically involve migrating to the modern Lenze i950 or 9400 HighLine servo drive platforms. Note that migrating to newer platforms requires converting the legacy parameter sets and PLC programs using Lenze Easy Starter or PLC Designer software. Ensure that existing fieldbus networks (such as PROFIBUS or CANopen) are fully mapped to the new controller's communication interfaces.

Application Pitfalls & Engineering Notes

Thermal management is critical for this 15.0 kW unit. When mounting inside enclosed control cabinets, maintain a minimum vertical clearance of 100 mm above and below the drive to ensure adequate convective airflow. In high-inertia applications with rapid deceleration cycles, an external brake resistor must be connected to prevent overvoltage faults (OU) on the DC bus.

Commissioning & Wiring Tips

To prevent electromagnetic interference (EMI) from corrupting feedback signals, always use high-quality, double-shielded twisted-pair cables for resolver (X2) and encoder (X3) connections. Ground the cable shields at both ends using low-impedance EMC shield clamps directly on the mounting plate. Avoid routing feedback cables parallel to high-voltage motor power cables.

Installation Guidelines