Title: Eaton Cutler-Hammer S801+ S801R13N3B Soft Starter – 130 Amp, 480V AC, 3-Phase Reduced Voltage Motor Controller

Product Overview:
The Eaton Cutler-Hammer S801+ S801R13N3B is a high-performance, three-phase reduced voltage soft starter engineered to provide superior control and protection for AC induction motors. Designed for demanding industrial applications, this advanced motor controller ensures smooth, stepless acceleration and deceleration, significantly reducing mechanical stress on machinery and extending the lifespan of your motors and connected equipment. By minimizing inrush current during startup, the S801R13N3B enhances system reliability, reduces energy consumption, and prevents costly power disturbances. Its robust design and intelligent features make it an ideal solution for optimizing motor performance in various critical operations, from pumps and fans to conveyors and compressors.

Key Features & Benefits:

Smooth Soft Start & Stop: Eliminates damaging mechanical shock, water hammer effects, and belt slippage, preserving equipment integrity and reducing wear and tear.
Integrated Bypass Contactor: Reduces heat dissipation and energy consumption once the motor reaches full speed, enhancing overall efficiency and extending the starter's operational life.
Advanced Motor Protection: Comprehensive electronic overload protection, phase loss, phase imbalance, locked rotor, undercurrent, and overcurrent detection safeguard your valuable motors from operational faults and abnormal conditions.
Digital Control & Diagnostics: Provides precise control over starting and stopping parameters, along with real-time operational data and detailed fault diagnostics for quick and efficient troubleshooting.
User-Friendly Interface: Intuitive controls and clear indicators simplify setup, monitoring, and maintenance, reducing commissioning time and operational complexity.
Energy Efficiency: Lowers peak demand charges and reduces overall energy costs by controlling inrush current and utilizing the integrated bypass contactor for full voltage operation.
Extended Equipment Lifespan: Reduces mechanical stress on components such as gears, belts, couplings, and bearings, leading to less downtime and significantly lower maintenance costs.
Improved System Reliability: Contributes to a more stable electrical system by mitigating voltage sags and disturbances caused by high starting currents of traditional motor starters.
Compact and Robust Design: Engineered for durability and space efficiency, allowing for flexible installation in industrial control panels and harsh environments.

Applications:

The Eaton Cutler-Hammer S801+ S801R13N3B soft starter is versatile and highly effective across a wide range of industrial applications requiring controlled motor starting and stopping, including:
Pumps: Ideal for water and wastewater treatment plants, irrigation systems, chemical processing, and general fluid transfer applications to prevent water hammer.
Fans and Blowers: Suitable for HVAC systems, industrial ventilation, exhaust fans, and air handling units, ensuring smooth air flow and reduced mechanical strain.
Conveyors: Perfect for material handling systems, baggage carousels, mining conveyors, and assembly lines, providing gentle acceleration for delicate products and heavy loads.
Compressors: Used in air compressors, refrigeration units, and process gas compressors to reduce mechanical stress and improve energy efficiency during startup.
Mixers and Agitators: Applied in food and beverage processing, chemical mixing, and industrial blending to ensure smooth operation and prevent splashing or product damage.
Crushers and Grinders: Beneficial in mining, aggregate production, and recycling facilities for controlled startup of heavy machinery.
Centrifuges: Ensures smooth acceleration for separation processes in various industries, minimizing vibrations and improving process stability.
General Industrial Machinery: Any application where controlled acceleration and deceleration of 3-phase AC motors is critical for performance, longevity, and energy savings.

Technical Specifications:

Part Number: S801R13N3B
Alternate Part Number: S801R13N3B
Manufacturer: Eaton / Cutler-Hammer
Series: S801+
Type: Reduced Voltage Soft Starter
Rated Current: 130 Amps
Rated Voltage: 480V AC, 3-Phase
Control Voltage: 120V AC (Typical)
Protection Features: Integrated Electronic Overload, Phase Loss, Phase Imbalance, Locked Rotor, Undercurrent, Overcurrent
Control Modes: Ramp, Current Limit, Kick Start, Dual Ramp
Bypass: Integrated Bypass Contactor
Weight: Approximately 15 kg (33 lbs)
Enclosure Type: Open Type (Designed for panel mounting within an appropriate NEMA-rated enclosure)