ELMO TUB Series Drives

Technical Dossier

Product Details And Specifications

ELMO TUB Series: Comprehensive Module Range and Technical Overview

The ELMO TUB series represents a line of compact, high-performance servo drives engineered for precision motion control in demanding industrial environments. Deployed across chemical processing plants, semiconductor fabrication facilities, packaging lines, and heavy manufacturing operations, TUB series drives are recognized for their high current density, robust EMC compliance, and compatibility with ELMO's broader motion control ecosystem. The series occupies a critical position in multi-axis servo architectures where space constraints and thermal management are primary engineering concerns. TUB drives are found in legacy installations across Europe, North America, and Asia-Pacific, with a significant installed base in automated assembly, robotics, and CNC applications.

The Evolution of TUB Series Architecture

The ELMO TUB series was developed as part of ELMO's strategy to deliver high-bandwidth servo control in a minimal footprint. Early TUB variants were designed around analog command interfaces with basic encoder feedback, targeting single-axis positioning tasks. As industrial automation demands evolved, ELMO introduced digital command variants supporting CANopen and later EtherCAT communication protocols, enabling TUB drives to integrate into distributed motion networks without dedicated motion controllers.

The architecture transitioned from standalone drive operation to network-slave configurations, allowing TUB units to receive real-time trajectory commands from centralized motion controllers. Current-generation TUB drives incorporate advanced current loop algorithms with update rates exceeding 100 kHz, supporting high-pole-count motors and direct-drive applications. Compatibility considerations are significant for system integrators: early analog-command TUB units are not pin-compatible with later digital-interface variants, and firmware versions must be matched to hardware revisions when performing field replacements. For installations running legacy TUB hardware, ELMO's Gold series and Platinum series represent the primary modern migration paths, offering backward-compatible tuning parameter structures where applicable.

TUB Series Full Catalog & Functionalities (SKU List)

The following SKUs represent the documented TUB series product range. Units are classified by their primary functional role within a servo system architecture.

Servo Drive Modules — Standard Current Range

• TUB-1/100: 1A continuous / 100V bus, single-axis servo drive, analog ±10V command input
• TUB-2/100: 2A continuous / 100V bus, compact servo drive, encoder feedback, analog command
• TUB-3/100: 3A continuous / 100V bus, single-axis, supports incremental encoder and Hall sensors
• TUB-5/100: 5A continuous / 100V bus, enhanced thermal dissipation, analog/digital I/O
• TUB-10/100: 10A continuous / 100V bus, high-current compact drive, CANopen optional
• TUB-1/230: 1A continuous / 230V bus, single-phase AC input, analog command interface
• TUB-3/230: 3A continuous / 230V bus, single-phase input, incremental encoder support
• TUB-5/230: 5A continuous / 230V bus, enhanced I/O, supports SinCos encoder feedback
• TUB-10/230: 10A continuous / 230V bus, high-performance single-axis, CANopen ready
• TUB-12/460: 12A continuous / 460V bus, three-phase AC input, high-voltage servo drive, supports incremental and absolute encoders, analog and digital command modes — primary SKU for this listing
• TUB-20/460: 20A continuous / 460V bus, three-phase input, extended current range for high-torque servo applications
• TUB-30/460: 30A continuous / 460V bus, high-current three-phase drive, suitable for large servo motors in industrial robotics
• TUB-5/480: 5A continuous / 480V bus, North American market variant, UL-listed configuration
• TUB-10/480: 10A continuous / 480V bus, UL-listed, three-phase input, CANopen and EtherCAT interface options
• TUB-20/480: 20A continuous / 480V bus, high-current UL variant, extended I/O for complex motion profiles
• TUB-30/480: 30A continuous / 480V bus, maximum current UL-listed TUB variant, used in heavy-duty servo axis applications

Sourcing Hard-to-Find & Obsolete TUB Series Parts

A substantial portion of the ELMO TUB series installed base consists of units that have reached end-of-production status. ELMO Motion Control has transitioned its primary product focus to the Gold, Platinum, and Titanium series, leaving TUB series users dependent on the secondary market for replacement units and spare drives.

DriveKNMS maintains a dedicated inventory program for obsolete and hard-to-find TUB series drives. Our sourcing network spans certified industrial surplus channels, OEM decommissioning programs, and verified distributor stock across multiple regions. For TUB series units, we provide: direct replacement units tested to original ELMO specifications, cross-reference analysis to identify compatible substitute models where direct replacements are unavailable, and long-term supply agreements for facilities requiring ongoing TUB series maintenance without full system migration. Customers operating legacy TUB installations in regulated industries — including pharmaceutical manufacturing, nuclear auxiliary systems, and petrochemical processing — benefit from our lifecycle extension support, which defers costly system redesigns while maintaining operational continuity.

Quality Control for the TUB Series Range

TUB series drives incorporate multi-layer PCB assemblies with high-frequency switching components and precision analog signal conditioning circuits. Standard incoming inspection procedures at DriveKNMS include visual inspection for physical damage, capacitor condition assessment, and power stage continuity verification prior to functional testing.

Functional test procedures for TUB series units include: DC bus energization under controlled ramp conditions to assess inrush current behavior and pre-charge circuit integrity; no-load motor spin testing across the full speed range to verify current loop stability and encoder signal processing; communication interface validation for CANopen-equipped units using protocol analyzers to confirm node addressing and PDO mapping; and thermal cycling under rated load conditions to identify latent component failures. Units exhibiting parameter drift, intermittent fault codes, or communication errors are subjected to component-level diagnosis before any refurbishment determination is made. All reconditioned TUB series units shipped by DriveKNMS include a functional test report and a minimum 12-month operational warranty.

For TUB series availability, cross-reference requests, or volume procurement inquiries:

• Email: [email protected]
• WhatsApp: +86 18359293191
• Web: driveknms.com
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