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Product Introduction
If your machine’s motion control feels sluggish or imprecise, this Bosch Rexroth unit is likely the fix. The TVD1.2-15-03/S100 is a core component of the IndraDrive family, engineered to deliver high dynamic response for 1.5kW synchronous motors. It acts as the bridge between your control system and the motor, converting DC bus voltage into precise three-phase AC output. I’ve seen this specific revision hold up well in packaging machinery where vibration is a constant factor.Unlike bulky VFDs, this servo drive prioritizes compactness without sacrificing I/O flexibility. It supports standard communication protocols to integrate seamlessly into your existing Rexroth control architecture. The “S100” suffix indicates specific firmware and hardware revisions, so matching this exactly during replacement is non-negotiable for maintaining your machine’s kinematic calculations. Condition: New Original (New Surplus) — not refurbished.
Key Technical Specifications
Key Technical Specifications- Order Code: R911299034
- Output Power: 1.5 kW
- Continuous Current: 3 A
- Peak Current: 6 A (for motor startup/torque boost)
- Supply Voltage: 24 VDC (Logic) with DC Bus connection for power
- Control Modes: Velocity, Torque, and Positioning
- Protection Rating: IP20 (Chassis Mount)
- Operating Temperature: 0 °C to +45 °C (Derating required above 40 °C)
- Cooling: Conduction Cooling (requires heatsink mounting)
Application Scenarios & Pain Points
The “Mid-Production Jolt” Scenario
Imagine it’s 2 AM, and your high-speed labeling machine on the bottling line suddenly throws a torque limit error. The line stops, and product is backing up. You trace it to the servo axis skipping steps. In these high-cycle applications, the TVD1.2-15-03/S100 is often the culprit when capacitors degrade or IGBTs fail due to thermal cycling. Having this specific revision as a buffer stock item means you swap it in under 15 minutes and avoid $10k+ in hourly downtime costs.Where You’ll Find This Drive:
- Packaging Lines: Handling the rapid start-stop motion of carton erectors and fillers where 1.5kW provides the right balance of speed and force.
- Semiconductor Handling: Precision wafer transfer robots rely on the smooth commutation this drive offers to avoid damaging microchips.
- Woodworking CNC: Driving feed axes on routers where consistent torque is needed to cut dense hardwoods without chatter.
- Automotive Assembly: Controlling small torque arms in final assembly stations, ensuring bolts are tightened to exact specs without stripping threads.
Case Study:
A food processing plant in Ohio experienced random axis faults on their filling machine. The maintenance team initially suspected the motor cabling. However, after monitoring the DC bus voltage ripple, they identified the TVD1.2-15-03/S100’s internal capacitors were failing. By implementing a preventive replacement strategy using verified new-old-stock units, they reduced unplanned downtime by 75% over the next quarter.
