The Allen‑Bradley 1336S‑C050‑AA‑F is a 50 HP variable frequency drive (VFD) from the 1336 PLUS series, designed for reliable and efficient speed control of three‑phase AC motors. Ideal for a wide range of industrial applications, this general‑purpose AC drive delivers flexible performance, robust construction, and easy integration with Allen‑Bradley control systems.

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Key Specifications 

• Power Rating: 50 HP (approximately 37.3 kW)
• Input Voltage: 460V or 575V AC, three‑phase
• Output Frequency: 0–400 Hz
• Enclosure Type: Series A, NEMA Type 1 (IP20)
• Control Platform: 1336 PLUS
• Language: AA (American English)

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Product Features

• Flexible Motor Control: Supports V/F control and sensorless vector control for precise speed and torque regulation.
• Dynamic Braking Capability: Optional dynamic braking module (e.g., 1336‑MOD‑KC050) for fast and controlled motor stopping.
• Seamless Integration: Works with Allen‑Bradley PLCs such as SLC 500 and MicroLogix for complete automation solutions.
• User‑Friendly Interface: Equipped with an English‑language interface (AA) for easy programming and monitoring.

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Internal Structure

• Main Control Board (MCB): Houses power semiconductors, rectifier/filter circuits, and IGBT modules.
• Language Card: Provides localized operation; the “AA” designation indicates American English.
• Power Supply Board: Delivers stable low‑voltage DC power to internal circuits.

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Typical Applications

• Industrial Automation: Conveyor belts, pumps, compressors, fans, and hoists.
• Production Lines: Environments requiring accurate speed control and energy savings.
• OEM & Specialized Machinery: Integrated into custom equipment for consistent performance.

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Installation & Maintenance

• Installation: Designed for dry, well‑ventilated areas (IP20). Can be mounted via DIN rail or bolted installation.
• Maintenance: Regularly inspect heat sinks and fans for dust buildup; check terminal tightness; monitor for fault codes.
• Programming: Configure parameters using front‑panel controls or software such as Connected Components Workbench.

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Important Notes

• Verify Enclosure Type: Confirm whether you need the “S” (standard) or “C” (compact) version to ensure proper fit in your cabinet.
• Braking Requirements: For applications needing rapid stops, we recommend adding the 1336‑MOD‑KC050 dynamic braking module.