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WEG SSW900E0670T5E4HRB - SOFT-STARTER SSW900E0670T5E4HRB
WEG

SSW900E0670T5E4HRB

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Overview

The **WEG SSW900E0670T5E4HRB Soft-Starter** is a high-performance motor control solution designed to optimize the startup and shutdown of three-phase induction motors. Engineered by WEG, a global leader in industrial electric motor solutions, this soft starter delivers precise voltage control during motor acceleration and deceleration, eliminating harmful electrical and mechanical stress. By gradually ramping up motor voltage, it prevents damaging current surges, reduces mechanical shock, and extends the operational lifespan of both the motor and connected equipment. The SSW900E0670T5E4HRB is ideal for applications where controlled motor starts are critical, including pumps, conveyors, fans, compressors, and industrial machinery across manufacturing, water treatment, HVAC, and mining sectors. **Key Features and Benefits:** - **Smooth Motor Acceleration & Deceleration:** The soft starter’s adjustable ramp times allow for gradual voltage increases, minimizing inrush current and reducing mechanical stress on motor shafts, couplings, and load components. This controlled start prevents sudden torque spikes that can damage belts, gears, and other transmission elements. - **Built-in Motor Protection:** Integrated thermal overload protection and phase imbalance detection safeguard motors from overheating and electrical faults. The SSW900E0670T5E4HRB continuously monitors motor conditions, providing early warnings and shutdowns to prevent catastrophic failures, reducing downtime and maintenance costs. - **Compact and Panel-Ready Design:** With a space-saving footprint, the soft starter is engineered for seamless integration into control panels, switchgear, and motor control centers (MCCs). Its modular design simplifies installation, wiring, and maintenance, making it a practical choice for retrofits and new installations alike. - **Reduced Energy Consumption & Voltage Sag Mitigation:** By controlling the initial current draw, the soft starter minimizes voltage drops in the electrical system, protecting sensitive equipment from brownouts and ensuring stable operation of other connected loads. This feature is particularly valuable in facilities with limited power capacity or shared electrical infrastructure. - **Advanced Control Options:** The SSW900E0670T5E4HRB supports multiple control modes, including current limit, torque control, and soft stop functionality. The soft stop feature is especially beneficial in applications like pumping systems, where it prevents water hammer by gradually reducing motor speed, protecting pipes, valves, and other hydraulic components from pressure surges. **Typical Applications:** Industries such as **water and wastewater treatment, oil and gas, HVAC, mining, and material handling** rely on the WEG SSW900E0670T5E4HRB to enhance operational efficiency and reliability. In **pumping stations**, it ensures smooth starts for centrifugal and positive displacement pumps, reducing wear on impellers and seals while preventing water hammer in distribution systems. For **conveyor systems** in manufacturing plants, the soft starter eliminates jerky starts that can cause product spillage or equipment misalignment. In **HVAC applications**, it protects chillers and air handling units from electrical stress during startup, extending their service life. The soft starter is also widely used in **compressors, fans, and crushers**, where controlled acceleration prevents mechanical fatigue and reduces energy consumption. **Why Choose WEG?** WEG is a trusted name in industrial motor control, renowned for its innovation, reliability, and global support network. With decades of experience in developing motor control solutions, WEG’s soft starters are built to meet the demands of harsh industrial environments. The SSW900E0670T5E4HRB is backed by WEG’s comprehensive warranty, technical support, and a vast network of authorized distributors, ensuring prompt service and minimal downtime. Whether you’re upgrading an existing system or designing a new one, the WEG SSW900E0670T5E4HRB provides a cost-effective, energy-efficient solution for optimizing motor performance while protecting your investment. **Installation and Maintenance Considerations:** The WEG SSW900E0670T5E4HRB is designed for easy installation, with clear labeling, plug-and-play connectivity, and compatibility with standard industrial control systems. It supports both local and remote operation, allowing for integration with SCADA systems or PLCs for advanced monitoring and automation. Routine maintenance is minimal, thanks to its robust construction and self-diagnostic capabilities. WEG provides detailed documentation, including wiring diagrams and programming guides, to streamline setup and troubleshooting. For optimal performance, ensure proper sizing based on motor horsepower and load characteristics, and consult WEG’s technical resources for application-specific recommendations. Invest in the WEG SSW900E0670T5E4HRB Soft-Starter to enhance motor reliability, reduce energy costs, and extend the lifespan of your critical equipment. With WEG’s reputation for quality and innovation, you’re not just purchasing a soft starter—you’re securing a solution built to perform in the most demanding industrial environments.
  • Smooth motor acceleration and deceleration with adjustable ramp times
  • Built-in motor protection against overloads and phase imbalances
  • Compact design for easy panel integration and retrofits
  • Reduces energy consumption and prevents voltage sags
  • Ideal for pumps, fans, conveyors, and industrial machinery

Specifications

Series
SSW900
Package Weight (Imperial)
138.6 LB
SOFT-STARTER SSW900D0365T6E3B WEG specifications: Rated current 365 A; Power supply 400-690 V; Enclosure IP00; Frame D

SSW900D0365T6E3B

SOFT-STARTER SSW900D0365T6E3B WEG specifications: Rated current 365 A; Power supply 400-690 V; Enclosure IP00; Frame D
VLT® Soft Starter MCD 500/600, 600 HP, 839 A, 380-690 V, 110-240 V control, non-bypassed, IP00, frame S3

136Z4337

VLT® Soft Starter MCD 500/600, 600 HP, 839 A, 380-690 V, 110-240 V control, non-bypassed, IP00, frame S3
The softstarter PSR6-600-70 has a rated maximum operational current of 6 A with an operating voltage span from 208...600 V AC. The rated control voltage is between 100...240 V AC at 50/60 Hz. PSR features a two-phase control soft start and stop through a voltage ramp. It has built-in bypass for easy installation and energy saving. A RUN signal is available from a relay output in NO (normally open state). The start/stop ramp and time is easy to set by three potentiometers on the front. PSR is often used in combination with a manual motor starter (MMS) from ABB, so mechanical connection kits are available. Another popular option is Fieldbus communication, which can be enabled by an external adaptor and a Fieldbus plug. The PSR range is our most compact softstarters with basic functionality and values. They are suitable for small three-phase motors with nominal currents from 3...105 A and can manage up to 100 starts per hour. Common applications are, for example, pumps, fans, compressors, and conveyors.

PSR6-600-70

The softstarter PSR6-600-70 has a rated maximum operational current of 6 A with an operating voltage span from 208...600 V AC. The rated control voltage is between 100...240 V AC at 50/60 Hz. PSR features a two-phase control soft start and stop through a voltage ramp. It has built-in bypass for easy installation and energy saving. A RUN signal is available from a relay output in NO (normally open state). The start/stop ramp and time is easy to set by three potentiometers on the front. PSR is often used in combination with a manual motor starter (MMS) from ABB, so mechanical connection kits are available. Another popular option is Fieldbus communication, which can be enabled by an external adaptor and a Fieldbus plug. The PSR range is our most compact softstarters with basic functionality and values. They are suitable for small three-phase motors with nominal currents from 3...105 A and can manage up to 100 starts per hour. Common applications are, for example, pumps, fans, compressors, and conveyors.
The Carlo Gavazzi RSE6012-B is a 3-phase soft starter designed for induction motors. It operates at 600Vac with a rated current of 12Aac, making it suitable for medium-duty motor control applications. The device features a control voltage range of 24-110Vac/dc and 110-480Vac, ensuring compatibility with a wide range of control systems. Mounted on a DIN rail for easy installation, it provides smooth motor starting to reduce mechanical stress and electrical surges. Manufactured by Carlo Gavazzi, a leader in industrial automation components, this soft starter is ideal for applications requiring reliable and precise motor control.

RSE6012-B

The Carlo Gavazzi RSE6012-B is a 3-phase soft starter designed for induction motors. It operates at 600Vac with a rated current of 12Aac, making it suitable for medium-duty motor control applications. The device features a control voltage range of 24-110Vac/dc and 110-480Vac, ensuring compatibility with a wide range of control systems. Mounted on a DIN rail for easy installation, it provides smooth motor starting to reduce mechanical stress and electrical surges. Manufactured by Carlo Gavazzi, a leader in industrial automation components, this soft starter is ideal for applications requiring reliable and precise motor control.
SOFT-STARTER SSW900F0950T6E4B

SSW900F0950T6E4B

SOFT-STARTER SSW900F0950T6E4B
SOFT-STARTER SSW900G1100T6E3B WEG specifications: Rated current 1100 A; Power supply 400-690 V; Enclosure IP00; Frame G

SSW900G1100T6E3B

SOFT-STARTER SSW900G1100T6E3B WEG specifications: Rated current 1100 A; Power supply 400-690 V; Enclosure IP00; Frame G
SOFT-STARTER SSW900F0950T5E3HRB

SSW900F0950T5E3HRB

SOFT-STARTER SSW900F0950T5E3HRB
SOFT-STARTER SSW900F0950T5E4HRB

SSW900F0950T5E4HRB

SOFT-STARTER SSW900F0950T5E4HRB

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.