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Allen-Bradley 150-F251NBD PowerFlex 755TL AC Drive
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Detailed Product Description
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Allen-Bradley 150-F251NBD PowerFlex 755TL AC Drive
Product Overview
The Allen-Bradley 150-F251NBD is a PowerFlex 755TL AC drive designed for high-performance motor control in demanding industrial applications. This advanced drive features a transformerless (TL) design with active front-end technology, providing clean power characteristics and regenerative braking capability. Part of Rockwell Automation's flagship PowerFlex 755 series, this drive delivers superior performance for applications requiring precise speed and torque control.
Key Features
- Active Front End (AFE) Technology - Low harmonic distortion and regenerative capability
- Transformerless Design - Compact footprint with reduced installation costs
- Common Bus Configuration - Suitable for multi-drive systems
- Advanced Control - Flux vector control for high-performance applications
- Integrated Safety - Built-in safety functions (option dependent)
- Industrial Connectivity - Multiple communication protocol options
- High Efficiency - Optimized performance with reduced energy consumption
Technical Specifications
| Parameter | Specification |
|---|---|
| Catalog Number | 150-F251NBD |
| Product Type | AC Drive with Active Front End |
| Output Power | 250 HP (186 kW) |
| Input Current | 302 A |
| Output Current | 291 A |
| Input Voltage | 380-480V AC, 3-Phase (-15%/+10%) |
| Input Frequency | 47-63 Hz |
| Output Voltage | 0-480V AC, 3-Phase |
| Control Method | Flux Vector Control, V/Hz Control |
| Enclosure Type | NEMA Type 1 (Standard) |
| Operating Temperature | 0°C to +40°C (32°F to 104°F) |
| Storage Temperature | -40°C to +70°C (-40°F to +158°F) |
| Dimensions (HxWxD) | 965 x 450 x 320 mm (38.0 x 17.7 x 12.6 in) |
| Weight | 95 kg (209 lb) |
Performance Characteristics
Electrical Specifications
- Overload Capacity - 110% of rated current for 60 seconds
- Efficiency - >98% typical
- Total Harmonic Distortion - <5% (IEEE 519 compliant)
- Power Factor - >0.98 throughout speed range
- Regenerative Capability - 100% regenerative power capability
Control Performance
- Speed Regulation - ±0.001% of base speed (encoder feedback)
- Speed Range - 2000:1 speed range (encoderless)
- Torque Response - <5 ms typical
- Starting Torque - 200% at 0 rpm
Communication Capabilities
Network Connectivity
- Embedded Options - EtherNet/IP, DeviceNet, ControlNet
- Protocol Support - CIP, Modbus TCP, PROFIBUS, PROFINET
- I/O Capacity - Extensive digital and analog I/O options
- Programming - Connected Components Workbench (CCW)
Integration Features
- Studio 5000 Integration - Seamless integration with Logix platform
- Data Logging - Built-in data recording capability
- Web Server - Embedded web pages for monitoring
- Energy Monitoring - Real-time power consumption tracking
Design Specifications
Physical Construction
- Enclosure Material - Heavy-gauge steel construction
- Cooling Method - Fan-cooled with air filtration
- Coating - Corrosion-resistant finish
- Mounting - Wall-mounted or floor-standing options
Environmental Ratings
- Protection Rating - IP20 (NEMA Type 1 standard)
- Altitude Rating - Up to 1000m without derating
- Relative Humidity - 5% to 95% non-condensing
- Vibration Resistance - 1.0 G (5-2000 Hz)
Applications
The PowerFlex 755TL is ideal for:
- High-Performance Machinery - Precision manufacturing equipment
- Material Handling - Cranes, hoists, and conveyor systems
- Test Stands - Dynamic testing applications
- Extruders - Plastic and rubber processing
- Centrifuges - High-speed separation equipment
- Winders - Paper, film, and textile applications
Installation Requirements
Power Requirements
- Input Power - 3-Phase, 380-480V AC (±10%)
- DC Bus Voltage - 510-680V DC
- Short Circuit Rating - 65kA IC symmetrical
- Grounding - Proper grounding required for EMI immunity
Environmental Conditions
- Clearance Requirements - Minimum 100mm top/bottom, 50mm sides
- Ventilation - Adequate airflow for heat dissipation
- Ambient Temperature - 0°C to +40°C (derating above 40°C)
- Pollution Degree - Degree 2 per IEC 61800-5-1
Certifications & Compliance
- Quality Standards - ISO 9001 manufacturing
- EMC Compliance - IEC 61800-3, EN 61800-3
- Environmental - RoHS compliant
- Industry Standards - UL, cUL, CE marked
Why Choose PowerFlex 755TL?
- Clean Power - Low harmonic distortion with active front end
- Energy Efficient - Regenerative capability reduces energy costs
- High Performance - Superior control for demanding applications
- System Integration - Seamless integration with Allen-Bradley architecture
- Reliability - Industrial-grade construction for continuous operation
- Flexibility - Multiple configuration options for various applications
About ACH
Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.
Frequently Asked Questions
Are preferential prices available?
Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.
Are the Products Genuine OEM Units?
Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.
How will you arrange shipment?
We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.
What is the warranty of goods?
One-year Warranty.
How long is the logistics cycle of the product?
Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.
Contact Details
Achievers Automation Limited
Contact Person: sales2
Send your inquiry directly to us
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