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Allen-Bradley 136-BX040-AN-E frequency converter
Allen-Bradley 136-BX040-AN-E
1. Overview
The Allen‑Bradley 136‑BX040‑AN‑E is a member of the SV+ (Sensorless Vector Plus) series from Rockwell Automation. Designed for medium‑to‑high power industrial applications, this 40 HP (30 kW) drive delivers precise speed and torque control for a wide range of machinery, including machine tools, packaging equipment, textile machines, mining systems, and other automation solutions requiring reliable motion control.
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2. Key Specifications
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Parameter
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Specification
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Power Rating
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40 HP (30 kW)
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Motor Type
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Three‑phase AC induction motor
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Input Voltage
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460 V AC
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Output Frequency
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0 – 400 Hz (other ranges available)
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Control Method
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Sensorless Vector (SV)
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Efficiency
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High efficiency, compliant with IEC/EN 61800‑3
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Operating Temperature
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-20°C to +50°C (depending on mounting)
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Protection Class
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NEMA 4 or IP20
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Communication
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EtherNet/IP, DH+ (Profibus/Profinet optional)
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Dimensions
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7.75 in (196.9 mm) H × 6.75 in (171.5 mm) W × 1 in (25.4 mm) D
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3. Product Features
- Sensorless Vector Control: Achieves accurate speed and torque regulation without physical feedback devices, reducing system cost and complexity.
- Energy Efficient: Advanced power electronics minimize energy loss and lower operational costs.
- Flexible Programming: Seamlessly integrates with Allen‑Bradley PLCs via Ladder Logic and EtherNet/IP for easy system configuration.
- Rugged Design: Built to withstand harsh industrial environments with strong resistance to electrical noise and mechanical stress.
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4. Construction and Components
- Power Module: Converts incoming AC power to adjustable voltage and frequency using IGBT or MOSFET technology.
- Control Module: Features a high‑performance microprocessor or DSP to execute vector control algorithms and manage I/O signals.
- Communication Interfaces: Provides EtherNet/IP, DH+, and serial connectivity for remote monitoring and configuration.
- Cooling System: Equipped with fans and heat sinks to ensure stable operation under heavy loads.
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5. Typical Applications
- Machine Tools: Spindle drives for lathes, milling machines, and other equipment requiring precise torque control.
- Packaging Machinery: Synchronized control for winding, conveying, and packaging processes.
- Textile Equipment: High‑efficiency and accurate speed control for textile manufacturing.
- Fans and Pumps: Variable speed operation to match load requirements and reduce energy consumption.
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6. Installation and Maintenance
- Space Requirements: Allow at least 6 inches (152.4 mm) of clearance on all sides for proper ventilation and maintenance.
- Electrical Wiring: Follow local electrical codes (e.g., GB 50303) to ensure secure connections and minimize electrical interference.
- Cooling Maintenance: Regularly clean air inlets and outlets, and check fan operation to maintain optimal heat dissipation.
- Parameter Backup: Before commissioning, back up original parameters via EtherNet/IP to prevent startup issues after adjustments.
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7. Common Issues and Troubleshooting
- Inaccurate rotor position detection: Ensure a stable three‑phase power supply and avoid voltage imbalance or harmonic distortion.
- Frequent overcurrent trips: Check for motor overload, rotor jamming, or excessive mechanical load.
- Communication failures: Verify IP address settings, use shielded Ethernet cables, and confirm correct node configuration in the PLC program.
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