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Home > Auto, Motorcycle Parts & Accessories > New Energy Vehicle Parts & Accessories > Motor Controller > ALLEN-BRADLEY SoftStarter,SMC-50 150-S135NBD

ALLEN-BRADLEY SoftStarter,SMC-50 150-S135NBD

Product Spotlights

Genuine Allen-Bradley SMC-50 soft starter (135A) for smooth, controlled motor acceleration. Reduces inrush current & mechanical stress to protect equipment and lower costs. Features multiple start modes, robust motor protection (overload, phase loss), and optional network connectivity (DeviceNet/Ethernet/IP). Ideal for pumps, fans, conveyors in industrial settings. Supplied by an ISO9001-certified global trader with reliable logistics.

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

Key Specifications

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Brand:

Allen-Bradley

Model:

SMC-50 150-S135NBD

Product Type:

Soft Starter / Motor Controller

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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
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Brand Allen-Bradley

Model SMC-50 150-S135NBD

Product Type Soft Starter / Motor Controller

Rated Current 135 Amps

Voltage Class Up to 600V AC

Enclosure Type NEMA Type 1 / IP20 (Typical)

Control Method Voltage Ramp, Current Limit, Dual Ramp

Communication Protocol Optional DeviceNet, Ethernet/IP

Application Industrial Motor Starting & Protection

As a specialized supplier of industrial automation solutions with over a decade of experience since 2011, Rossonix Co., Limited is proud to offer the genuine Allen-Bradley SMC-50 150-S135NBD Soft Starter. Operating from our strategic base in Shenzhen, China, and supported by a global logistics network including ports in Shenzhen, Hong Kong, and Europe, we facilitate seamless delivery to our diverse clientele across North America, South America, Europe, Asia, and Oceania. This premium soft starter embodies the reliability and innovation synonymous with the Allen-Bradley brand, engineered specifically to provide smooth, controlled acceleration for three-phase AC motors. By mitigating high inrush currents and mechanical stress during startup, it protects your valuable equipment, reduces maintenance costs, and enhances overall system longevity, making it a smart investment for any industrial operation.

Core Product Features & Technical Advantages:

Precision Motor Control: The SMC-50 utilizes advanced voltage ramp and current limit algorithms to ensure a smooth, stepless increase in motor torque and speed. This eliminates the jerks associated with direct-on-line starting, protecting mechanical components like couplings, gears, and belts from shock damage.
Robust Protection Suite: Integrated protection features guard your motor and the starter itself against common fault conditions. These include overload protection, phase imbalance detection, undercurrent and overcurrent monitoring, and jam detection, significantly enhancing system safety and uptime.
Enhanced System Diagnostics: Equipped with LED status indicators and fault memory, the unit provides clear visual feedback on operational status and records the last several faults. This capability simplifies troubleshooting, reduces downtime, and aids in preventive maintenance planning.
Flexible Configuration & Connectivity: The soft starter offers multiple start modes (Voltage Ramp, Current Limit, Dual Ramp) adaptable to various load types. Optional communication modules for networks like DeviceNet and Ethernet/IP enable seamless integration into modern Plant-wide control systems for remote monitoring and control.
Compact & Durable Design: Housed in a robust enclosure (typically NEMA Type 1 / IP20), the SMC-50 is built for demanding industrial environments. Its compact footprint saves valuable panel space while ensuring reliable performance in the presence of dust and electrical noise.

Detailed Technical Specifications:

Parameter	Specification
Model Designation	SMC-50 150-S135NBD
Rated Operational Current (Ie)	135 Amperes
Rated Insulation Voltage (Ui)	690V AC
Rated Supply Voltage	208-600V AC, 50/60 Hz
Motor Power Range (at 400V)	Approximately 75 kW
Start Modes	Voltage Ramp, Current Limit, Dual Ramp
Control Voltage	24V AC/DC or 100-240V AC (configurable)
Enclosure Rating	NEMA Type 1 (Standard), other options available
Communication Options	DeviceNet, Ethernet/IP (Optional modules)

Tangible Benefits for Your Operation:

Extended Equipment Life: Dramatically reduces wear and tear on motors, pumps, fans, and connected machinery by eliminating mechanical shock during startup.
Reduced Electrical Stress: Limits inrush current, preventing voltage dips on your power supply network that can affect other sensitive equipment.
Lower Operational Costs: Decreased mechanical and electrical stress translates to fewer breakdowns, lower maintenance expenses, and reduced energy costs associated with high-current starts.
Improved Process Control: Smooth acceleration is crucial for applications like conveyor belts, mixers, and centrifuges, preventing product spillage or damage and ensuring consistent process quality.
Simplified Compliance & Safety: Helps meet electrical standards for motor starting and provides comprehensive motor protection, contributing to a safer working environment.

Rossonix Co., Limited operates under a certified ISO9001 quality management system, ensuring that every Allen-Bradley SMC-50 Soft Starter we supply meets stringent quality and authenticity standards. With an annual export value in the range of US$5-10 Million and a dedicated team, we have built a strong reputation for reliability across our extensive main markets. Choosing this soft starter through us means partnering with a supplier committed to providing not just a product, but a comprehensive solution backed by global logistics support and technical expertise. Enhance your system's reliability and efficiency today—contact us for pricing, detailed technical support, or to discuss your specific application requirements.

Frequently Asked Questions (FAQ)

Q: What is the primary function of this Allen-Bradley SMC-50 Soft Starter?
A: Its primary function is to provide a controlled, smooth start for three-phase AC induction motors. It gradually increases the voltage applied to the motor, reducing the high inrush current and mechanical shock associated with direct starting.
Q: For what size motor is the SMC-50 150-S135NBD model suitable?
A: With a rated current of 135A, this model is typically suitable for motors up to approximately 75 kW (100 HP) when operating on a 400V AC supply. The exact matching depends on the motor's full-load current and application.
Q: Can this soft starter be used for both pump and fan applications?
A: Yes, absolutely. It is well-suited for both centrifugal pump and fan applications. Its current limit and torque control features are particularly effective for these load types, preventing issues like water hammer in pumps or belt slippage in fan systems.
Q: Does it offer any motor protection features, or is it just for starting?
A: It provides comprehensive motor protection. Integrated features include overload protection, phase loss/imbalance detection, underload and overload current monitoring, and jam/start failure detection, safeguarding your motor beyond the start cycle.
Q: Is remote monitoring and control possible with this unit?
A: Yes, through optional communication add-on modules. You can integrate it into industrial networks like DeviceNet or Ethernet/IP, allowing for remote start/stop commands, parameter adjustment, and real-time monitoring of current, status, and fault information from a central control room.
Q: How does it differ from a Variable Frequency Drive (VFD)?
A: A soft starter controls only the voltage during motor start and stop (and sometimes only start). A VFD controls both voltage and frequency, allowing for full speed control. Soft starters are generally more cost-effective for applications that only require controlled acceleration/deceleration without continuous speed variation.
Q: What are the available stop functions?
A: The SMC-50 offers both a coast-to-stop (freewheel stop) and a soft stop function. The soft stop feature provides controlled deceleration, which is beneficial for applications like conveyor belts to prevent material tipping or for pumps to minimize water hammer.
Q: Is technical support available for installation and configuration?
A: Yes. As an experienced supplier, Rossonix can provide basic configuration guidance and direct you to comprehensive technical documentation from Allen-Bradley. For complex integrations, we recommend consulting with a certified systems integrator.