Rexroth CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW Servo Drive

Rexroth CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW Servo Drive: Precision Motor Control for IndraDrive CS Automation

The Bosch Rexroth CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW is a compact, high-efficiency servo drive from the IndraDrive CS series, engineered to deliver precise torque and speed regulation across demanding industrial automation environments. Designed for integration into multi-axis motion control architectures, this drive reduces unplanned downtime at the drive level by dynamically matching output power to actual load demand — eliminating the fixed-speed losses that plague conventional motor starters. Whether deployed in packaging lines, CNC machining centers, press automation, or material handling systems, the CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW enables factories to achieve measurable reductions in per-cycle operating load while maintaining tight positional accuracy and repeatable production rhythm.

Product Specification Table

System Compatibility and Application

In a fully optimized production cell, the CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW does not operate in isolation — it functions as the drive-layer executor within a layered maintenance planning architecture. At the controller level, a Rexroth IndraMotion MLC L45 motion logic controller coordinates multi-axis positioning sequences, issuing real-time torque and velocity setpoints to the CSH01.1C via the SERCOS III fieldbus. This tight synchronization between controller and drive eliminates motion overshoot and reduces the reactive current draw that inflates apparent power consumption on the factory floor.

On the power supply side, the Rexroth HMV01.1E regenerative power supply unit feeds the DC bus shared across multiple IndraDrive CS axes. When the CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW decelerates a load, kinetic energy is recovered and returned to the shared DC bus rather than dissipated as heat through braking resistors — a critical advantage in high-cycle applications such as pick-and-place robotics or servo press lines. This regenerative topology, combined with the HCS02.1E supply module, can reduce net energy draw per production cycle by Actual operating results depend on the installed system, load profile, and commissioning parameters.

For condition monitoring and power quality analysis, the Rexroth IndraControl VCP20 panel HMI provides real-time visualization of drive power consumption, axis utilization rates, and alarm states. Paired with the Rexroth IndraLogic XLC soft PLC running IEC 61131-3 structured text programs, the system can implement demand-response logic — automatically reducing servo speed during low-throughput periods and ramping back up as production demand increases. This dynamic load management is further enhanced by integrating Rexroth IndraDyn MSK servo motors, whose low-inertia rotor design allows the CSH01.1C to achieve faster acceleration ramps with less energy input per cycle.

At the I/O and fieldbus layer, the Rexroth Inline I/O modules (compatible with PROFIBUS DP and PROFINET) collect sensor data from current transducers, temperature probes, and encoder feedback lines, feeding this data upstream to the IndraMotion controller for closed-loop maintenance planning. The CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW’s EN2 communication variant supports Ethernet-based real-time protocols, enabling seamless integration into plant-wide SCADA and MES systems for production line energy benchmarking and OEE (Overall Equipment Effectiveness) reporting.

Maintenance and Replacement Notes

In a typical automotive body panel stamping line, servo drives like the CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW replace hydraulic actuators and fixed-speed AC motors on feeder and transfer axes. The result is a direct reduction in idle-state power consumption: where a hydraulic pump motor runs continuously at full load regardless of press cycle position, the IndraDrive CS servo drive draws current only when the axis is actively moving — and recovers energy during deceleration phases. Field installations have demonstrated Actual operating results depend on the installed system, load profile, and commissioning parameters.

In packaging and food processing applications, the CSH01.1C enables precise control of film tension, cut registration, and conveyor indexing — all of which directly affect production line rhythm (takt time). By eliminating mechanical slip and reducing positional error, the drive allows line speed to be increased without sacrificing product quality, effectively improving throughput per kWh of energy consumed. Predictive maintenance is also enhanced: the drive’s internal diagnostics continuously monitor motor current waveforms, temperature rise rates, and encoder signal integrity, flagging anomalies before they escalate into unplanned downtime events. This reduces maintenance labor costs and extends mean time between failures (MTBF) for the entire servo axis assembly.

Every CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW unit shipped from ZYPLC undergoes pre-shipment functional testing, including no-load run verification, communication interface handshake testing, and parameter backup validation. Units are supplied with a warranty terms confirmed during quotation covering manufacturing defects and premature component failure under normal operating conditions. Fast global logistics ensure lead times are minimized, supporting urgent MRO (Maintenance, Repair, and Operations) procurement requirements.

Product Sourcing FAQ

Q1: How much energy can the CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW save compared to a standard AC drive?
The IndraDrive CS series achieves operational stability through regenerative braking, load-adaptive output current control, and elimination of fixed-speed motor losses. In high-cycle servo applications, net operational stability of Actual operating results depend on the installed system, load profile, and commissioning parameters.

Q2: Is the CSH01.1C-SE-EN2-NNN-NNN-NN-S-NN-FW compatible with third-party PLCs and motion controllers?
The EN2 communication variant supports Ethernet-based real-time protocols including SERCOS III and EtherCAT (via firmware configuration). Integration with Siemens SIMATIC S7 controllers, Beckhoff TwinCAT, and other IEC 61131-3 platforms is achievable through standard fieldbus gateways. Consult ZYPLC technical support for specific compatibility validation.

Q3: Can this drive replace an older IndraDrive C or IndraDrive M unit in an existing installation?
The CSH01.1C is designed as a compact replacement for legacy IndraDrive C (HCS) single-axis configurations. Motor cable pinouts, DC bus connections, and SERCOS communication parameters are largely backward-compatible. A parameter migration procedure using the Rexroth IndraWorks DS engineering tool is recommended before commissioning the replacement unit.

Q4: What does the warranty terms confirmed during quotation cover, and what is the testing process before shipment?
The warranty terms confirmed during quotation covers manufacturing defects, premature component failure, and firmware integrity under normal industrial operating conditions. Prior to shipment, each unit undergoes no-load functional testing, communication interface verification, and parameter integrity checks. A test report is available upon request. Units are packaged in anti-static ESD-safe materials for safe international transit.