LTI Motion LSC Series Servo Motors LSC-070-2-50-560-P5B0R1PM0

Technical Dossier

Product Details And Specifications

LTI Motion LSC Series Technical Notes

The LTI Motion LSC series represents a family of permanent-magnet synchronous servo motors engineered for precision motion control in heavy industrial environments. Deployed across chemical processing plants, offshore oil & gas platforms, paper mills, and steel rolling lines, the LSC series has established a significant installed base in applications where positioning accuracy, thermal stability, and continuous-duty torque density are non-negotiable. The series covers a torque range from approximately 2 Nm to over 200 Nm, with frame sizes from 040 to 190, making it a scalable solution for both compact machine axes and large-format gantry systems. Integration with LTI Motion's ECODRIVE and DIAX04 drive platforms — as well as third-party inverters via resolver or EnDat 2.1/2.2 feedback — has made the LSC series a standard reference in European machine tool and automation OEM specifications.

The Evolution of LSC Series Architecture

The LSC series was introduced by Lust Antriebstechnik (later rebranded as LTI Motion following acquisition) as a direct successor to earlier LSH and LST motor families. The original LSC-040 and LSC-055 frame variants were designed for compatibility with the ECODRIVE 03 (DKC) drive series, using 12-pin resolver feedback connectors and a single-cable power interface. As the platform matured, LTI Motion introduced EnDat 2.1 absolute encoder options, enabling single-turn and multi-turn absolute positioning without a battery backup unit — a critical reliability improvement for vertical axes in machine tools.

The mid-generation LSC-070 and LSC-100 frames introduced higher pole-count winding configurations, improving low-speed torque ripple characteristics for applications such as direct-drive rotary tables and extruder feed axes. Thermal class F insulation (155°C) became standard across the range, with optional class H available for high-ambient installations. The later LSC-130 and LSC-190 frames added optional holding brakes rated to IEC 60034-5 IP65, addressing wash-down and outdoor enclosure requirements in food processing and water treatment facilities.

As of 2024, the LSC series is in a mature/end-of-active-production phase. LTI Motion has transitioned new designs toward the MCS and MDS motor families. However, the LSC series remains in active service across a large global installed base, and DriveKNMS maintains a dedicated inventory and repair pipeline for lifecycle extension support.

LSC Series Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly sourced models within the LTI Motion LSC series, organized by frame size and functional category:

Frame 040 — Compact Axis Motors

• LSC-040-1-10-060-P5B0R1PM0: Frame 040, 1.0 Nm continuous torque, 6000 rpm, resolver feedback, no brake
• LSC-040-1-20-060-P5B0R1PM0: Frame 040, 2.0 Nm continuous torque, 6000 rpm, resolver feedback, no brake
• LSC-040-1-20-060-P5B0R1BM0: Frame 040, 2.0 Nm, 6000 rpm, resolver feedback, integrated holding brake

Frame 055 — Light-Duty Servo Axes

• LSC-055-1-30-060-P5B0R1PM0: Frame 055, 3.0 Nm, 6000 rpm, resolver, no brake
• LSC-055-2-50-060-P5B0R1PM0: Frame 055, 5.0 Nm, 6000 rpm, resolver, no brake
• LSC-055-2-50-060-P5B0R1BM0: Frame 055, 5.0 Nm, 6000 rpm, resolver, holding brake
• LSC-055-2-50-060-E5B0R1PM0: Frame 055, 5.0 Nm, 6000 rpm, EnDat 2.1 absolute encoder, no brake

Frame 070 — Mid-Range Precision Axes

• LSC-070-2-50-560-P5B0R1PM0: Frame 070, 5.0 Nm continuous torque, 5600 rpm, resolver feedback, no brake — current page SKU
• LSC-070-2-80-560-P5B0R1PM0: Frame 070, 8.0 Nm, 5600 rpm, resolver, no brake
• LSC-070-2-80-560-P5B0R1BM0: Frame 070, 8.0 Nm, 5600 rpm, resolver, holding brake
• LSC-070-2-80-560-E5B0R1PM0: Frame 070, 8.0 Nm, 5600 rpm, EnDat 2.1, no brake
• LSC-070-3-120-450-P5B0R1PM0: Frame 070, 12.0 Nm, 4500 rpm, resolver, no brake

Frame 100 — Medium-Duty Industrial Axes

• LSC-100-3-150-450-P5B0R1PM0: Frame 100, 15.0 Nm, 4500 rpm, resolver, no brake
• LSC-100-3-200-450-P5B0R1PM0: Frame 100, 20.0 Nm, 4500 rpm, resolver, no brake
• LSC-100-3-200-450-E5B0R1BM0: Frame 100, 20.0 Nm, 4500 rpm, EnDat 2.1, holding brake

Frame 130 — High-Torque Servo Motors

• LSC-130-4-350-300-P5B0R1PM0: Frame 130, 35.0 Nm, 3000 rpm, resolver, no brake
• LSC-130-4-500-300-P5B0R1BM0: Frame 130, 50.0 Nm, 3000 rpm, resolver, holding brake

Quality Control for the LSC Series Range

Each LSC series unit processed by DriveKNMS undergoes a structured inspection and test protocol specific to permanent-magnet servo motor architecture:

• Winding resistance and insulation resistance (IR) test at 500 VDC per IEC 60034-1
• Resolver signal integrity verification: transformation ratio, phase shift, and null voltage measurement
• EnDat encoder communication test (where applicable): clock/data line integrity, absolute position readback, and alarm bit status
• Bearing condition assessment: vibration spectrum analysis (ISO 10816-3) and axial/radial play measurement
• Shaft seal and IP rating verification for brake-equipped variants
• Holding brake torque test against OEM specification (±10% tolerance)
• No-load run test at rated speed with thermal monitoring over 30-minute cycle

Test records are issued with each unit and retained in our quality management system for a minimum of five years.