WEG CFW110105T2O55DSZ - INVERTER NACFW110105T2O55DSZ
WEG

CFW110105T2O55DSZ

Alternate Item Number: 13537969

UPC: 7909322374741

Contact for Pricing

Overview

The WEG NACFW110105T2O55DSZ Variable Frequency Drive (VFD) is a high-performance industrial inverter designed to deliver precise speed and torque control for three-phase AC induction motors. Engineered by WEG, a global leader in industrial automation and motor solutions, this VFD optimizes motor performance across a wide range of applications, ensuring energy efficiency, process reliability, and extended equipment lifespan. With advanced variable frequency technology, the NACFW110105T2O55DSZ adjusts motor speed by modulating both frequency and voltage, allowing operators to match motor output exactly to application demands. This capability is particularly valuable in industries such as HVAC, water and wastewater treatment, material handling, and manufacturing, where variable load conditions are common. Key applications include centrifugal pumps, variable air volume (VAV) fans, conveyor systems, and industrial compressors, where energy savings of up to 50% are achievable in variable torque applications. The inverter’s soft-start and controlled acceleration features minimize mechanical stress, reduce wear on belts and couplings, and eliminate current spikes during startup—critical for protecting sensitive equipment and extending service life. Comprehensive motor protection functions, including overload, overvoltage, undervoltage, and phase loss detection, ensure reliable operation even in harsh industrial environments. WEG’s CFW11 series, to which this model belongs, is built on a plug-and-play philosophy, enabling quick installation and seamless integration with existing automation systems. The same programming interface is shared across WEG’s entire VFD lineup, simplifying training and reducing downtime during setup or maintenance. Optional features such as internal dynamic braking (IGBT) and RFI filters enhance performance in demanding applications, while compliance with international standards like EN 61800-3 and EN 55011 ensures electromagnetic compatibility and regulatory adherence. Designed for scalability and reliability, the NACFW110105T2O55DSZ supports motor ratings up to 1000HP, making it suitable for both small-scale operations and large industrial facilities. Its robust construction and NEMA 1 enclosure (for indoor use) provide durability in dusty, humid, or temperature-varying environments. WEG’s global distribution network and dedicated technical support ensure fast delivery, expert guidance, and long-term serviceability, reinforcing its reputation as a trusted partner for industrial automation solutions. Whether upgrading legacy systems or deploying new installations, the WEG NACFW110105T2O55DSZ delivers unmatched control, efficiency, and reliability—empowering engineers and operators to optimize production while reducing operational costs.
  • Precise speed and torque control for three-phase AC induction motors
  • Up to 50% energy savings in variable torque applications
  • Soft-start and controlled acceleration reduce mechanical stress
  • Comprehensive motor protection (overload, overvoltage, phase loss)
  • Plug-and-play installation with shared programming across WEG VFDs

Specifications

Frequency
50/60 Hz
IP Rating
IP20
NEMA Rating
Type 1
Nema Rating
NEMA 1
Series
CFW1101
Series
CFW11
Package Weight (Imperial)
98.813 LB
600V Class Iron Core Reactor, Core and Coil, 11 Amps, 2.57 Inductance, 60 Hz

CRX0011AC

600V Class Iron Core Reactor, Core and Coil, 11 Amps, 2.57 Inductance, 60 Hz
Double plastic fiber optic, Qty 1, 5 meters long

61059113

Double plastic fiber optic, Qty 1, 5 meters long
The FENA 21 DualPort module supports Three protocols Modbus-TCP, EtherNet/IP, and the PROFInet IO RT network. The Modbus-TCP protocol is simply the Modbus protocol used on top of Ethernet-TCP/IP. Modbus-TCP is an open Industrial Ethernet network which has been specified by the Modbus-IDA User Organization. EtherNet/IP is based on the Common Industrial Protocol (CIP), which is also the framework for both the ControlNet and DeviceNet network protocols. PROFInet IO RT is an open network based on the PI Organization standard.

FENA-21

The FENA 21 DualPort module supports Three protocols Modbus-TCP, EtherNet/IP, and the PROFInet IO RT network. The Modbus-TCP protocol is simply the Modbus protocol used on top of Ethernet-TCP/IP. Modbus-TCP is an open Industrial Ethernet network which has been specified by the Modbus-IDA User Organization. EtherNet/IP is based on the Common Industrial Protocol (CIP), which is also the framework for both the ControlNet and DeviceNet network protocols. PROFInet IO RT is an open network based on the PI Organization standard.
KDR, 208V, 19A, 5HP

KDRB22L

KDR, 208V, 19A, 5HP

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.