Kollmorgen SR30200-000000 | SERVOSTAR S Series Servo Drive – Specifications & Hardware Manual

Description

System Architecture & Operational Principle

The SR30200-000000 is a digital servo drive from Kollmorgen’s SERVOSTAR S series, positioned at Purdue Model Level 2​ (Basic Control). It bridges upstream control systems—such as PLCs or HMIs—and downstream brushless servo motors (e.g., Kollmorgen AKM series). Upstream, it receives motion commands (target position, velocity, torque) via analog signals (-10…+10V DC), pulse/direction, or RS-232/485 serial links. Internally, a DSP executes field-oriented control (FOC) algorithms, converting commands into modulated PWM signals for the motor’s stator windings. A feedback loop processes data from rotary transformers or digital encoders (EnDat/Hiperface), enabling closed-loop correction for micrometer-level positioning. Downstream, it outputs precise torque/speed adjustments to the motor, with optional CANopen for multi-axis sync. The drive connects via a compact backplane optimized for deterministic serial communication, supporting hot-swap of I/O modules to minimize downtime. Its 11kW output (30A RMS/60A peak) suits medium-heavy loads, while the IP20-rated enclosure fits indoor industrial cabinets.

KOLLMORGEN SR30200-000000

Core Technical Specifications

• Input Voltage: 310V DC (nominal)
• Output Current: 30A RMS (continuous), 60A (peak, 3 sec)
• Output Power: 11kW (approx.)
• Control Modes: Position, Speed, Torque
• Communication: RS-232/485 (标配), CANopen (optional)
• Feedback Support: Rotary transformer, EnDat 2.2, Hiperface DSL, incremental encoder
• Commutation: Sinusoidal (low torque ripple)
• Protection: Overcurrent, overvoltage, undervoltage, overtemperature, encoder fault
• Operating Temperature: 0°C to +45°C (no forced cooling)
• Physical Interface: 9-pin D-Sub (X6 for RS-485), screw terminals (power/feedback)
• Dimensions: Compact (similar to S-series peers: ~200mm × 150mm × 50mm)
• Weight: ~3 kg (estimated)
• Certifications: UL, CE, cUL Listed

Customer Value & Operational Benefits

Support for analog, pulse/direction, and serial inputs lets it adapt to legacy PLCs (e.g., Siemens S7-300) without protocol gateways. The sinusoidal commutation reduces motor heating, extending bearing life in continuous-operation systems like packaging lines.

KOLLMORGEN SR30200-000000

Field Engineer’s Notes (From the Trenches)

When commissioning the SR30200-000000, first verify the 310V DC input with a True-RMS multimeter—I’ve seen sites use 300V DC, which causes intermittent resets. Route encoder/rotary transformer cables in separate conduits from power lines; use shielded twisted-pair with 360° grounding to kill EMI-induced jitter. For vertical axes, enable the Safe Stop function in WorkBench (set to ISO 13849 PLc) to meet safety interlock requirements. Don’t skip firmware updates—annual patches via WorkBench fix comms bugs (e.g., RS-485 framing errors) and add support for newer AKM motors. If replacing a failed drive, export the old parameter file (.xml) and import it to the new unit; manually adjust pole count/winding resistance if switching motor brands.

Real-World Applications

1. Industrial Robotics: 6-Axis Welding Arm Joint Control​
   In an automotive welding cell, the drive controls a robot joint motor. It receives CAM-generated trajectories from a PLC via RS-485, using sinusoidal commutation for smooth low-speed positioning (±0.1 mm accuracy). The 60A peak current handles rapid acceleration during seam transitions, while the rotary transformer feedback compensates for load variations.
2. CNC Machine Tool: Spindle Speed Regulation​
   A CNC milling machine uses the drive for its spindle motor. The HMI sends speed commands via analog signal (-10…+10V DC), and the drive’s FOC algorithm maintains constant surface speed by adjusting rpm based on tool position. The EnDat encoder feedback ensures ≤10 ms settling time during speed changes, critical for high-feed machining.