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Allen-Bradley 1336 PLUS II: The Ultimate AC Drive for Precision Motor Control

May 19, 2025

When precision matters, efficiency counts, and uptime is critical, the Allen-Bradley 1336 PLUS II series stands out as one of the most reliable and versatile AC drives available even in today’s advanced automation landscape.

Whether you're driving fans, pumps, conveyors, or high speed spindles, the 1336 PLUS II delivers high performance motor control with the intelligence and flexibility needed to stay competitive. Here's why this drive remains a go-to solution for engineers and plant managers in 2025.


Key Features at a Glance

  • Power Range: 0.5 – 600 HP (0.37 – 448 kW)

  • Voltage Options: 200–240V, 380–480V, 500–600V AC

  • Motor Control Modes: Sensorless Vector Control & Programmable V/Hz

  • Communications: RS-232/485/422, SCANport, DeviceNet, Remote I/O

  • User Interface: Backlit LCD display, functional parameter grouping

From small motors to large industrial applications, the 1336 PLUS II offers a comprehensive control platform engineered for precision, flexibility, and long-term reliability.


Why Upgrade to the 1336 PLUS II Series?

1. Effortless Integration & Compact Design

  • Compact Footprint: Saves panel space and simplifies wiring

  • Standardized Components: Reduces spare parts inventory

  • Logical Parameter Grouping: Speeds up configuration and commissioning

Ideal For: Retrofitting older drives or standardizing control platforms across facilities.


2. Advanced Motor Control & Torque Response

  • Sensorless Vector Control: Maintains high torque at low speeds (down to 15 RPM)

  • Fast Flux Build-up Mode: Rapid acceleration for heavy-duty applications

  • Adaptive Current Limit: Enables aggressive acceleration without overload trips

  • Programmable V/Hz Curve: Suited for multi-motor setups

Ideal For: Precision applications like CNC, conveyors, or lift systems where torque control and dynamic response are critical.


3. Built-In Energy Savings

  • Auto Economizer: Dynamically adjusts output voltage based on load

  • Reduced Flux at Light Loads: Minimizes energy waste

  • Lower Operating Costs: Especially beneficial in 24/7 operations

Ideal For: HVAC, pump systems, and energy-conscious manufacturing environments.


4. Proactive Diagnostics = Less Downtime

  • Predictive Alerts: Detects overcurrent, thermal issues, and voltage anomalies

  • Plain-Language Fault Messaging: Speeds up troubleshooting

  • PLC Integration: Real-time diagnostic data via SCANport or Remote I/O

Ideal For: Facilities aiming to reduce maintenance time and prevent costly unplanned shutdowns.


5. Exceptional Programmability & Control Options

  • Flying Start Mode: “Catches” spinning motors without a full stop

  • Configurable I/O: Customize behavior for various process requirements

  • Optional Encoder Feedback: Delivers ±0.1% speed regulation accuracy

Ideal For: High-precision industrial tasks and applications with frequent start/stop cycles or load variability.


Premier Integration with Rockwell Automation Ecosystems

The 1336 PLUS II integrates seamlessly with:

  • Allen-Bradley PLCs

  • DriveTools SP software

  • SMC Motor Controllers

This makes it a natural fit for facilities standardized on Rockwell Automation platforms, providing smooth interoperability and simplified operator training.


Industries Benefiting from the 1336 PLUS II

Industry Application
Manufacturing Assembly lines, robotic cells
Material Handling Belt conveyors, sortation systems
HVAC & Water Systems Fan arrays, chillers, booster pumps
CNC & Tooling Precision spindle motor control
Food & Beverage Processing conveyors, augers

Common Models and Their Use Cases

Model Output Application
1336F-BRF50-AA-EN 50 HP, 480V Medium-duty conveyors
1336F-BRF75-AA-EN 75 HP, 480V Fans, blowers, chillers
1336F-BRF20-AA-EN 20 HP, 480V Spindles, mixers
1336F-BRF100-AA-EN 100 HP, 480V Pumps and industrial HVAC

Need help choosing the right drive? Contact our tech specialists we’ll match your motor specs to the perfect 1336 PLUS II model.


Final Takeaway: High Precision, High Performance, Proven Reliability

The Allen-Bradley 1336 PLUS II remains a top-tier AC drive for engineers who demand precision, flexibility, and dependability. It’s a future-ready solution that delivers:

.High torque control at low speeds
.Energy savings through adaptive voltage control
.Flexible installation and control options
.Rock-solid diagnostics and PLC integration

 

For more information, contact PLG Automation:
Email: sales@plgautomation.com
Phone: 800-906-9271