Rockwell SA3100-R030-AX-L6R T491498R0

Rockwell SA3100-R030-AX-L6R T491498R0 | Reliance Electric SA3100 Drive Spare Regulator

$1,676.00

Rockwell SA3100-R030-AX-L6R T491498R0 is the PMI (Power Module Interface) regulator assembly for the SA3100 AutoMax Distributed Power System.
Brand model：Rockwell 
Product Name:SA3100-R030-AX-L6R T491498R0
Warranty: 1 year
Origin:USA
HS code：85389000.00
Inventory: Spot/Futures
Goods condition: Brand new
Delivery time: 3-4days/1month

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Description

  1. Rockwell SA3100-R030-AX-L6R T491498R0 | Reliance Electric SA3100 Drive Spare Regulator

Product Core Brief

  • Model: SA3100-R030-AX-L6R, Revision Code: T491498R0
  • Brand: Rockwell Automation (Formerly Reliance Electric)
  • Series: SA3100 AutoMax Distributed Power System (DPS)
  • Core Function: PMI (Power Module Interface) Regulator, executes vector motor control for SA3100 AC variable frequency drive
  • Type: Drive Control Regulator Board Assembly
  • Key Specs: For 30HP SA3100 power module | Fiber optic link to AutoMax UDC | Resolver feedback support
  • Condition: Tested surplus / New Surplus

    ⚠️ Permanently discontinued legacy hardware; full part number & hardware revision must match for replacement

Key Technical Specifications

Parameter Details
Full Part Number SA3100-R030-AX-L6R, Rev: T491498R0
System Platform AutoMax Distributed Power System (DPS) SA3100 AC Drive
Application Matched with 30HP SA3100 AC power inverter module
Communication Interface Fiber optic serial link to AutoMax UDC rack controller
Motor Control Algorithm PWM vector control, speed/torque closed-loop regulation
Feedback Support Resolver feedback, optional encoder interface
Onboard I/O Integrated Flex I/O terminal interface, system status LED diagnostics
Programming Software AutoMax Programming Executive V3.5A or newer
Input Power Control power supplied by SA3100 power module backplane
Operating Temperature 0 °C ~ +40 °C (derate above 40°C)
Storage Temperature -40 °C ~ +70 °C
Humidity 5%–95%, non-condensing
Installation Installed internally within SA3100 power module enclosure
Pre-Shipment Test Power-on test, communication verification, 24-hour energized soak test
Rockwell SA3100-R030-AX-L6R T491498R0

Rockwell SA3100-R030-AX-L6R T491498R0

Product Introduction

Rockwell SA3100-R030-AX-L6R T491498R0 is the PMI (Power Module Interface) regulator assembly for the SA3100 AutoMax Distributed Power System. Originally manufactured under Reliance Electric before acquisition by Rockwell, this regulator is the core control board of the 30HP SA3100 AC variable frequency drive.
The PMI regulator runs real-time motor control algorithms, processes resolver feedback, generates PWM firing signals for the power stage, and communicates with AutoMax UDC (Universal Drive Controller) via fiber optics. Fiber communication effectively isolates high power circuits to reduce EMI interference. It supports closed-loop vector control for three-phase AC motors.
Rockwell ended production of the entire SA3100 DPS platform many years ago. This unit is essential maintenance spare for heavy industry production equipment; full system migration involves extremely high engineering and hardware costs.

Application Scenarios & Pain Points

Regulator failure will cause complete drive shutdown, halting production equipment. Many metallurgy, mining, paper machinery, heavy packaging and metal processing production lines still rely on SA3100 drives. Official OEM sourcing lead time for obsolete hardware often exceeds 12 weeks. Long downtime creates massive production losses.
Typical application scenarios:
  1. Paper & Pulp Machinery – Main drive & winder speed control

    Constant tension control for paper reels; stable variable speed operation is critical to avoid material breakage.

  2. Metal Processing Lines – Roller drive, extruder main motor control

    Demands high low-speed torque and steady speed regulation.

  3. Mining & Bulk Material Handling – Conveyor main AC drives

    High inertia load, requires reliable torque boost during startup.

  4. Heavy-Duty Packaging & Printing Equipment – Large web transport drives

    Continuous 24/7 operation with minimal allowable downtime.

Case Reference

A paper mill in Shandong encountered persistent drive fault alarms last quarter. After troubleshooting, technicians confirmed hardware failure on SA3100-R030-AX-L6R T491498R0. Official overseas procurement lead time was 14 weeks. The paper production line could not sustain long-term shutdown.

The maintenance team purchased bench-tested spare regulator assembly. Before disassembly, technicians backed up all drive motor parameters and AutoMax UDC task configuration. After hardware replacement, parameter loading and full loop commissioning were completed within one shift. The production line resumed stable operation.

Compatibility & Replacement Matrix

SA3100-R030-AX-L6R (T491498R0) → SA3100-R030-AX-L6R : Direct replacement; verify hardware revision T491498R0

SA3100-R030-AX-L6R → SA3100-R015 / R020 / R040 variants : Not interchangeable, matched for different HP power modules

SA3100-R030-AX-L6R → SD3100 Series Regulators : Different hardware platform, cannot cross replace

SA3100 SA3100 Platform → Modern Rockwell 755/750 drives : Functionally equivalent, requires cabinet modification, AutoMax program rewrite, full machine re-commissioning, not plug-and-play

Quality Control SOP

  1. Incoming Inspection

    Record serial number, full visual inspection. Check PCB, terminals, connectors for burn marks, corrosion and traces of prior repair.

  2. Live Bench Functional Test

    Build SA3100 simulation test bench. Verify power-on initialization, fiber optic communication, fault detection logic. Continuous 24-hour energized soak test.

  3. Electrical Performance Test

    500 V DC insulation resistance test; continuity inspection for all signal and power contacts.

  4. Documentation Retention

    Record hardware revision T491498R0, serial number and complete test logs; test photos can be provided upon customer request.

  5. Final Packing

    ESD anti-static sealed packaging, bubble cushion protection, attached QC Pass inspection label.

Field Installation Pitfall Guide

❗ Strict Full Part Number & Revision Matching

Suffix AX-L6R and hardware revision T491498R0 define hardware options. Different revisions cannot be directly swapped, which may trigger communication failure or unexpected drive faults. Record full part number and revision before ordering.

❗ Complete Parameter Backup Required

All motor data, speed loop gains, overload settings are stored in AutoMax UDC tasks and drive regulator. Backup all configuration files before replacement; manual parameter entry easily causes unstable speed or equipment damage.

❗ Fiber Optic Cable Installation

Do not bend fiber cables below minimum bending radius. Dirty or damaged fiber cores cause intermittent communication dropout between UDC and PMI regulator.

❗ ESD Protection

PCB control circuits are static sensitive. Wear anti-static wristbands during disassembly and installation, especially in dry environments.

❗ High Voltage Safety

The SA3100 power module contains high-voltage DC bus capacitors. Ensure full power isolation and capacitor discharge before removing the regulator assembly to avoid electric shock.

❗ Cooling & Dust Maintenance

Clean internal fan and heatsink regularly. Dust accumulation causes over-temperature trips under continuous heavy load.

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