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Home > Electrical & Electronics > Power Transmission & Transformer > Other Power Transmission & Transformer > ALLEN-BRADLEY SMC-Flex, Solid State Controller 150-F251NZD

ALLEN-BRADLEY SMC-Flex, Solid State Controller 150-F251NZD

Product Spotlights

Allen Bradley SMC-Flex 150-F251NZD solid-state soft starter provides controlled, smooth motor acceleration up to 251A, reducing mechanical shock and electrical peak currents. It extends motor life, lowers maintenance costs, and offers energy savings. Features integrated protection, adjustable parameters, and optional network communication for system integration. Suitable for pumps, conveyors, compressors, and fans in diverse industrial settings.

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

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Brand:

Allen Bradley

Model:

150-F251NZD

Product Type:

Solid State Controller (Soft Starter)

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Rossonix Co.,limited

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Brand Allen Bradley

Model 150-F251NZD

Product Type Solid State Controller (Soft Starter)

Maximum Current Rating 251 Amps

Control Method Solid State (Electronic)

Application Motor Starting and Control

Certification ISO9001, ISO9000

Configuration Standard Duty

As a trusted supplier specializing in industrial automation components, Rossonix Co., Limited offers the reliable Allen Bradley SMC-Flex Solid State Controller, model 150-F251NZD. Established in 2011 and with a proven track record of serving global markets, we provide this high-performance soft starter designed to deliver smooth, controlled acceleration for electric motors, significantly reducing mechanical stress and electrical peak currents. This product represents a core solution for enhancing motor lifespan and improving overall system efficiency in demanding industrial environments.

The Allen Bradley SMC-Flex series is engineered for durability and precise control. Below are its key features and specifications:

Solid-State Technology: Utilizes advanced electronic components to control voltage and current applied to the motor during start-up, eliminating the need for electromechanical contactors.
Smooth Acceleration: Provides a gradual ramp-up of motor speed, which protects both the motor and the driven equipment from sudden torque shocks.
Current Limit Control: Allows setting a maximum current threshold during start, protecting the power supply system and complying with utility requirements.
Integrated Protection Features: Includes built-in safeguards against overloads, phase loss, and excessive start attempts.
Flexible Configuration: Parameters such as start time, current limit, and kickstart level are adjustable to match specific application needs.
Communication Capabilities: Optional communication modules enable integration into networked control systems for monitoring and diagnostics.
Compact Design: The 150-F251NZD model offers a robust design suitable for standard duty applications without occupying excessive panel space.

The technical specifications for the 150-F251NZD model are summarized in the following table:

Parameter	Specification
Model	150-F251NZD
Rated Current	251 Amps
Voltage Range	200-600V AC
Control Method	Solid State (Voltage Ramp)
Enclosure Type	Open Style (for panel mounting)
Communication Options	DeviceNet, Ethernet/IP modules available
Protection Class	Standard Duty (SMC-Flex)

Implementing this controller brings tangible benefits to your operations:

Extended Motor Life: Reduced starting current and torque minimizes wear on motor windings, bearings, and couplings.
Energy Savings: Optimized starting can lead to lower peak demand charges and improved power factor.
Reduced Maintenance: Less mechanical shock translates to fewer breakdowns in connected machinery like pumps, conveyors, and compressors.
System Protection: Built-in diagnostics and protective trips help prevent costly damage from electrical faults.
Process Improvement: Controlled starts can enhance product quality in applications like mixing or material handling by avoiding sudden jerks.

Rossonix Co., Limited stands as your reliable partner for this industrial component. With over a decade of experience since 2011, an annual export value in the range of US$5 Million to US$10 Million, and operations spanning from Shenzhen and Hong Kong to European ports, we have the logistical capability to serve your needs globally. Our product sourcing adheres to quality standards, and we supply to diverse markets including North America, Europe, Asia, and Oceania. Choosing the Allen Bradley SMC-Flex 150-F251NZD through us means accessing a proven product backed by a supplier with international reach and a commitment to reliable service. Contact us today to discuss how this solid-state controller can optimize your motor-driven applications and to explore our competitive offerings.

Frequently Asked Questions (FAQ)

What is the primary function of the SMC-Flex 150-F251NZD?
It is a solid-state soft starter designed to control the acceleration of three-phase AC induction motors, providing a smooth ramp-up of voltage and current to reduce mechanical and electrical stress during start-up.
What motor current rating does this model cover?
The 150-F251NZD is rated for a maximum full-load current of 251 Amps. It is suitable for motors operating within this current range at typical industrial voltages (200-600V AC).
Can this controller be used for both starting and stopping a motor?
The SMC-Flex primarily controls the starting phase. For controlled stopping (soft stop), specific models or optional features within the series may be available; please inquire for details on the 150-F251NZD's capabilities.
Does it require additional external protection devices?
The unit includes integrated overload and phase loss protection. However, depending on local electrical codes and system design, additional short-circuit protection (like fuses or circuit breakers) is typically required upstream.
Is network communication supported?
Yes, the SMC-Flex platform supports optional add-on communication modules for protocols such as DeviceNet and Ethernet/IP, enabling integration into PLC networks for control and monitoring.
How do I set the start parameters like time and current limit?
Parameters are adjustable via the unit's keypad and display interface or through connected software tools. Settings can be customized to match the specific motor and load characteristics.
What are the typical applications for this soft starter?
Common applications include centrifugal pumps, fans, conveyors, compressors, mixers, and other machinery where controlled acceleration is needed to protect equipment and improve process stability.
What is the difference between "Standard Duty" and "Heavy Duty" SMC-Flex models?
The duty rating relates to the expected number of starts per hour and the severity of the application. The 150-F251NZD is a Standard Duty model, suitable for typical industrial applications with moderate starting frequency. Heavy Duty models are designed for more arduous conditions.