WEG SSW900F0820T6E4B - SOFT-STARTER SSW900F0820T6E4B
WEG

SSW900F0820T6E4B

UPC: 7900208369677

Contact for Pricing

Overview

The WEG SSW900F0820T6E4B soft-starter is a sophisticated solution engineered for the precise control of three-phase induction motors in demanding industrial environments. This advanced motor control device facilitates smooth, managed acceleration and deceleration profiles, significantly mitigating the mechanical stresses typically encountered during motor startup and shutdown. By carefully regulating motor voltage during the initial startup phase, the SSW900F0820T6E4B effectively minimizes electrical transients and damaging current surges, thereby extending the operational lifespan of both the motor and associated connected equipment. This intelligent approach to motor control is crucial for applications where reduced starting current is a primary concern, or where protection against voltage sags is paramount. This WEG soft-starter is particularly well-suited for applications requiring controlled stopping sequences. For instance, in pumping systems, a controlled deceleration prevents the disruptive phenomenon of water hammer, safeguarding piping and pump components from sudden pressure fluctuations. The SSW900F0820T6E4B offers a range of adjustable parameters, including ramp times, allowing for fine-tuning of the motor's startup and shutdown characteristics to match specific application requirements. Furthermore, it incorporates comprehensive built-in motor protection features, providing essential safeguards against overloads, phase imbalance, and other common electrical faults, thereby enhancing system reliability and preventing costly downtime. Designed with practicality in mind, the SSW900F0820T6E4B boasts a compact footprint, facilitating straightforward integration into existing electrical panels and control cabinets. This space-saving design is a significant advantage in installations where panel real estate is at a premium. WEG's reputation for manufacturing robust and reliable industrial electrical equipment underpins the confidence users can place in the SSW900F0820T6E4B for consistent performance and long-term durability. Professionals select WEG soft-starters for their intuitive operation, advanced protection capabilities, and their ability to optimize energy consumption and operational efficiency. The SSW900F0820T6E4B represents a commitment to superior motor control, offering a blend of advanced functionality, protective features, and ease of installation for a wide array of industrial motor applications. Key benefits include: * **Reduced Mechanical Stress:** Gradual acceleration and deceleration protect machinery from shock loads. * **Minimized Electrical Stress:** Controlled voltage ramp-up prevents damaging current inrush. * **Extended Equipment Lifespan:** Less stress on motors, gearboxes, and driven equipment. * **Protection Against Voltage Sags:** Maintains motor operation during power quality disturbances. * **Controlled Stopping:** Prevents water hammer in fluid systems and shock loads in conveyor systems. * **Adjustable Ramp Times:** Customizable acceleration and deceleration profiles. * **Integrated Motor Protection:** Safeguards against overloads, phase loss, and other faults. * **Compact Design:** Easy integration into control panels. Industries that commonly benefit from the WEG SSW900F0820T6E4B include water and wastewater treatment, food and beverage processing, material handling, HVAC systems, and general manufacturing, where reliable and efficient motor control is essential for operational success.
  • Smooth, controlled acceleration and deceleration for three-phase induction motors.
  • Minimizes mechanical and electrical stress on motors and connected equipment.
  • Reduces starting current, preventing damaging inrush and voltage sags.
  • Features adjustable ramp times and built-in motor protection.
  • Compact design for easy panel integration and enhanced system reliability.

Specifications

Current Rating
820 A
Poles
3-Phase
Series
SSW900
Package Weight (Imperial)
260.48 LB
GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)

1270040900

GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)
MT-63 34A 3D SCREW EXP (MT63-3D-34-S-E)

1311001000

MT-63 34A 3D SCREW EXP (MT63-3D-34-S-E)
Ground Lug

DNGL

Ground Lug
CONTACT BLOCK BU BLB-02

BLB-02

CONTACT BLOCK BU BLB-02
CONTACT BLOCK BU BFB-40

BFB-40

CONTACT BLOCK BU BFB-40
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

Frequently Asked Questions about WEG

What certifications and standards do WEG products comply with?

WEG products meet extensive international standards across multiple critical categories, including safety, electromagnetic compatibility (EMC), functional safety, and regulatory compliance. Key certifications include UL, cUL, CE, TÜV Rheinland, and compliance with international standards such as EN 61800 series, IEC 61508, ISO 13849-1, and directives like Low Voltage (2014/35/EU), EMC (2014/30/EU), and RoHS. Their products are certified for safe operation in various industrial environments, with specific standards covering electrical safety, thermal performance, electromagnetic immunity, and environmental protection.

What is WEG's warranty policy?

WEG offers an 18-month standard warranty for automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Repairs must be performed by authorized WEG service, and the warranty is limited to the replacement or repair of the product itself, excluding consequential damages. Extended warranty options are available, including purchasing additional coverage at 2.5% of the product's selling price per year, up to 4 additional years.

What industries and applications are WEG products used for?

WEG products are extensively used across multiple industrial sectors, including packaging equipment, material handling, food processing, pumps, medical/lab equipment, door/gate openers, office machinery, and lawn/garden applications. Their versatile DC motors and variable frequency drives (VFDs) are designed for general industrial use, with solutions ranging from off-the-shelf products to custom OEM designs that meet UL/CSA standards for diverse manufacturing and processing environments.

What technical support does WEG offer?

WEG offers comprehensive technical support through multiple channels, including a dedicated Automation Service Department accessible via toll-free phone (1-877-934-3748) and email ([email protected]). They maintain a global network of accredited service centers worldwide, which customers can locate on their website. Additionally, WEG provides warranty support and technical assistance for their industrial automation products, with pre-approval required for warranty repairs.

What are the key features of WEG products?

WEG products feature advanced industrial automation technologies with key characteristics including high performance, flexibility, and connectivity. Their flagship CFW900 Variable Speed Drive demonstrates core product strengths: intelligent thermal management, built-in safety functions, IoT readiness, advanced energy saving capabilities, and comprehensive communication protocols. WEG drives offer robust performance with features like 150% overload capacity, modern graphic HMI, plug-and-play expansion modules, and compatibility across multiple industrial segments including food and beverage, pulp and paper, and manufacturing.

What communication protocols do WEG products support?

WEG products support multiple industrial communication protocols across their product lines, including EtherNet/IP, Modbus-TCP, Modbus-RTU, CANopen, and optional protocols like Profibus-DP and DeviceNet. Specifically, the PLC500 offers 2x Gigabit Ethernet Ports, 1x CAN Port, and 1x RS485 port, enabling seamless integration with major industrial communication networks.

What environmental ratings do WEG products have?

WEG products feature multiple environmental ratings and protection classes. They offer Protection Class 3C2 as a standard coating and Protection Class 3C3 as an optional extra coating, both compliant with IEC 60721-3-3. Environmental specifications include air relative humidity from 5% to 95% non-condensing, altitude ratings up to 1,000m standard (with current derating above that), and Pollution Degree 2 classification with non-conductive pollution requirements.

What accessories are available for WEG products?

WEG offers a comprehensive range of accessories across multiple product lines. For variable frequency drives like the CFW900, accessories include I/O expansion modules, communication modules, encoder modules, temperature transducer modules, relay output modules, and HMI accessories. These accessories expand communication capabilities, input/output functions, and application flexibility. Most accessories are interchangeable between drive frames and can be installed in backplane slots, with communication network accessories limited to one per variable speed drive.

What are the main product lines offered by WEG?

WEG offers a comprehensive range of industrial automation products, including variable frequency drives (CFW series like CFW100, CFW300, CFW500), soft starters (SSW series including SSW05, SSW07, SSW900), and the innovative Motion Fleet Management (MFM) system for predictive maintenance and asset monitoring. Their product lines are designed to support industrial automation needs across various sectors, providing solutions for motor control, fleet management, and operational efficiency.

How are WEG products typically installed?

WEG products are typically installed with careful attention to mounting specifications, protection ratings, and airflow requirements. For variable speed drives like the CFW900, installation methods include surface mounting, flange mounting, and side-by-side configurations with specific clearance guidelines. Installers must follow precise dimensional requirements for each product frame size, ensuring proper ventilation and electrical connections.