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Allen-Bradley 1336-WB035
1. Overview
The Allen‑Bradley 1336‑WB035 is a critical component in Rockwell Automation’s drive braking system. This module is primarily responsible for effectively dissipating or managing the excess energy generated during motor braking, thereby protecting the drive and the entire motor system.
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2. Specifications
- Model: 1336‑WB035
- Type: Brake Chopper
- Compatibility: Designed for Allen‑Bradley 1336 series drives (such as 1336F‑MCB, 1336L4, etc.). Must be used with a brake resistor or braking circuit.
- Electrical Characteristics: Uses internal chopping technology to control the release of braking energy.
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3. Features
- Energy Management: Efficiently converts mechanical energy into electrical energy during braking and dissipates or feeds it back using chopping technology.
- Protection: Prevents damage or overheating of the drive caused by excessive braking energy, improving overall system reliability.
- Modular Design: Industrial‑grade plug‑in design for easy installation and replacement.
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4. Structure & Components
- Chopper Power Transistor: Quickly switches or regulates current in the braking circuit.
- Heat Sink: Dissipates heat generated during chopping.
- Terminals: Connect to the drive’s main control board and the brake resistor (or braking circuit).
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5. Application Fields
- Industrial Automation: Suitable for all control systems using Allen‑Bradley 1336 series drives.
- Mechatronics: Widely used in equipment requiring frequent braking, such as cranes, hoists, compressors, and packaging machinery.
- Motor Control: Provides essential energy management for large motors (30 HP and above) during start‑up and braking.
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6. Installation & Maintenance
- Installation Location: Typically mounted on the side or back of the drive, connected to the main control board via cables or plug‑in connectors.
- Installation Requirements: Ensure adequate ventilation and keep the heat sink free of obstructions.
- Maintenance Tips:
- Regular Inspection: Check that the brake resistor and chopper transistor are functioning properly and not overheating.
- Environmental Conditions: Avoid prolonged exposure to high temperatures, humidity, or corrosive gases.
- Compatibility: Must be used with Allen‑Bradley 1336 series drives and their matching braking circuits (e.g., 1336‑BDB‑SP79D). It cannot be used alone.
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