Name: Rexroth CML40.2-SP-330-NA-NNNN-NW Servo Drive | Qiming Automation
Brand: Rexroth
Price: 49778.00 CNY
Availability: InStock

Description

The Rexroth CML40.2-SP-330-NA-NNNN-NW is a high-performance servo drive designed to deliver precise motor control in complex automation systems. As part of Rexroth’s CML40 series, it serves as the bridge between motion controllers and servo motors, translating digital command signals into smooth, accurate mechanical movement. Unlike basic motor drives, this model is engineered for dynamic applications, offering advanced control algorithms that minimize settling time and reduce vibration—key for delicate operations like electronics assembly.

CML40.2-SP-330-NA-NNNN-NW

The Rexroth CML40.2-SP-330-NA-NNNN-NW integrates seamlessly into both standalone machines and networked production lines, often functioning as a critical node in multi-axis motion systems. Its value lies in its unique combination of high torque output, fast response times, and flexible connectivity, making it a top choice for engineers designing systems where motion precision directly impacts productivity and product quality.

CML40.2-SP-330-NA-NNNN-NW

Main features and advantages:

The Rexroth CML40.2-SP-330-NA-NNNN-NW stands out for its exceptional dynamic performance, delivering up to 330A peak current to handle sudden load changes—ideal for applications like robotic pick-and-place systems that require rapid acceleration and deceleration. Its advanced field-oriented control (FOC) algorithm ensures precise torque regulation even at low speeds, eliminating the “cogging” effect that plagues lesser drives in applications like CNC machining. Unlike many servo drives, it offers native support for both Ethernet/IP and PROFINET protocols, enabling easy integration into existing industrial networks without the need for protocol converters.

Durability is built into every aspect of the Rexroth CML40.2-SP-330-NA-NNNN-NW. Its rugged metal housing provides protection against dust and moisture, with an IP20 rating that makes it suitable for factory floor environments. The drive’s thermal management system uses a combination of heat sinks and intelligent fan control to maintain optimal operating temperatures, even during extended periods of high load. Engineers appreciate its built-in fault tolerance features, including overcurrent protection and short-circuit prevention, which minimize downtime by isolating issues before they damage connected motors or machinery.

CML40.2-SP-330-NA-NNNN-NW

Technical specifications:
Model CML40.2-SP-330-NA-NNNN-NW
Brand Rexroth
Type Servo Drive
Power Supply 3-phase AC 380-480V, 50/60Hz
Continuous Output Current 15A
Peak Output Current 330A (10ms duration)
Operating Temperature 0°C to 40°C (32°F to 104°F)
Storage Temperature -25°C to 70°C (-13°F to 158°F)
Mounting Panel mount with DIN rail adapter option
Dimensions 185mm x 140mm x 230mm (W x H x D)
Weight 3.2kg
Interfaces 2 x Ethernet (Ethernet/IP, PROFINET), 1 x RS-485, analog inputs/outputs
Certifications CE, UL, cUL, RoHS
Cooling Forced air (internal fan)
Control Modes Position, velocity, torque, and homing modes

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CML40.2-SP-330-NA-NNNN-NW

Application areas:

In the high-precision world of packaging machinery, where milliseconds determine whether a product is sealed correctly or not, and in automated assembly lines where robotic arms must align components with micron-level accuracy, the demand for responsive motion control is non-negotiable. This is where the Rexroth CML40.2-SP-330-NA-NNNN-NW proves its worth. Used in industrial automation environments that require precise servo motor control, this drive excels in scenarios where smooth, synchronized motion directly impacts product quality and production speed. Pharmaceutical filling lines rely on it to regulate pump speeds, ensuring exact dosages in every vial. In automotive part manufacturing, the Rexroth CML40.2-SP-330-NA-NNNN-NW coordinates the movement of welding robots, maintaining consistent weld patterns across thousands of parts daily. Its ability to handle dynamic load changes without sacrificing precision makes it a cornerstone in systems where reliability and performance are equally critical—solidifying its role in advanced industrial automation setups.

CML40.2-SP-330-NA-NNNN-NW

Related products:

Rexroth CML40.2-SP-220-NA-NNNN-NW – Lower peak current variant (220A) of the Rexroth CML40.2-SP-330-NA-NNNN-NW, ideal for lighter load applications.

Rexroth CML40.3-SP-330-NA-NNNN-NW – Higher-power model with enhanced thermal capacity, compatible with larger servo motors.

Rexroth MHD093B-035-PG0-UN – Servo motor perfectly matched to the Rexroth CML40.2-SP-330-NA-NNNN-NW for optimal torque performance.

Rexroth HCS02.1E-W0012-A-03-NNNN – Motion controller that synchronizes multiple Rexroth CML40.2-SP-330-NA-NNNN-NW drives in multi-axis systems.

Rexroth R911306056 – Feedback cable set designed for secure signal transmission between encoders and the Rexroth CML40.2-SP-330-NA-NNNN-NW.

Rexroth CML40.2-SP-330-NA-NNNN-FW – Same as the Rexroth CML40.2-SP-330-NA-NNNN-NW but with enhanced firmware for safety functions (SIL 2).

Rexroth R911295897 – Power supply unit optimized to deliver stable voltage to the Rexroth CML40.2-SP-330-NA-NNNN-NW in harsh electrical environments.

CML40.2-SP-330-NA-NNNN-NW

Installation and maintenance:

Before installing the Rexroth CML40.2-SP-330-NA-NNNN-NW, ensure the mounting panel can dissipate heat effectively—preferably a metal surface with good thermal conductivity. Allow a minimum clearance of 50mm above and below the drive to ensure proper airflow, as restricted ventilation can lead to overheating during peak operation. Verify that the incoming power supply is properly filtered to reduce electrical noise, especially in environments with variable frequency drives nearby. For multi-drive setups, phase-balance the load across three-phase power lines to prevent uneven current distribution that could affect performance.

Maintenance for the Rexroth CML40.2-SP-330-NA-NNNN-NW should include monthly checks of the cooling fan—listen for unusual noise, which may indicate bearing wear. The drive’s built-in diagnostics monitor for overvoltage, undervoltage, and short-circuit conditions; configure these to trigger alarms through the system’s HMI to address issues before they cause shutdowns. Every six months, inspect electrical connections for tightness, as vibration can loosen terminals over time. Firmware updates are released quarterly and can be applied via the Rexroth IndraWorks engineering software—always back up drive parameters before updating to avoid configuration loss.

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