WEG CFW110031T4O55DSZ - INVERTER NACFW110031T4O55DSZ WEG specifications: Power supply 380-480 V; Input phases Three-phase; Configuration With options; Rated current (ND) 31 A; Rated current (HD) 25 A; RFI filter Without filter; Enclosure IP55; Dynamic braking Standard with braking; Safety Stop No; Electronic supply Internal
WEG

CFW110031T4O55DSZ

Alternate Item Number: 13957537

UPC: 7909323227275

Contact for Pricing

Overview

The WEG NACFW110031T4O55DSZ 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 motor and drive technology, this VFD is part of the CFW11 series, which leverages state-of-the-art technology to control motors up to 1000HP. Ideal for applications requiring adjustable speed control, the NACFW110031T4O55DSZ enables significant energy savings, process optimization, and extended equipment lifespan through intelligent motor management. Key Features and Benefits: • **Plug-and-Play Installation**: The CFW110031T4O55DSZ follows WEG’s plug-and-play philosophy, enabling quick and easy installation of accessories and options. This reduces downtime and simplifies setup, making it ideal for both new installations and retrofits. • **Advanced Programming and Monitoring**: Equipped with a USB port for microcomputer connection, this VFD supports SUPERDRIVE programming and monitoring software, as well as firmware updates. The built-in Human-Machine Interface (HMI) features a backlit graphic display and soft-keys, facilitating intuitive programming and operation. • **Compliance and Protection**: The inverter includes DC link inductors symmetrically connected to positive and negative DC link terminals, ensuring compliance with IEC61000-3-12 standards for harmonics without the need for external line reactance. It also features intelligent thermal management, conformal coated circuit boards, and automatic control of the heatsink fan with speed sensor for enhanced reliability and protection. • **Soft-PLC Functionality**: The built-in memory card allows users to create custom functions without requiring an external PLC, thanks to soft-PLC via IEC61131-3 programming software. This flexibility enables advanced automation and control directly from the VFD. • **Guided Start-Up and Diagnostics**: The guided start-up feature simplifies initial user programming, while the TRACE/SCOPE function assists with system diagnostics, reducing troubleshooting time and improving operational efficiency. • **Robust Construction and Ambient Conditions**: Designed to operate in ambient temperatures up to 50°C, the CFW110031T4O55DSZ is built for demanding industrial environments. It offers both Normal Duty and Heavy Duty ratings to adapt optimally to a wide range of load conditions. • **Motor Protection and Compliance**: The inverter provides comprehensive motor protection, including overload protection in compliance with IEC 60947-4-2 and UL 508C standards. It also features a real-time clock with time and date-stamped fault logs for better maintenance tracking. Typical Applications: The WEG NACFW110031T4O55DSZ is widely used in industries such as HVAC systems, water and wastewater treatment, material handling, and manufacturing. It is particularly effective in applications requiring variable torque, such as pumps, fans, conveyors, and compressors. By matching motor performance to application requirements, this VFD reduces energy consumption by up to 50% in variable torque applications, leading to substantial cost savings and a lower carbon footprint. Why Choose WEG? WEG is a trusted name in industrial automation, known for its innovation, reliability, and comprehensive product portfolio. The CFW11 series, including the NACFW110031T4O55DSZ, reflects WEG’s commitment to delivering high-performance solutions that enhance productivity and sustainability. With a global presence and a reputation for quality, WEG VFDs are the preferred choice for engineers and facility managers seeking to optimize motor control and energy efficiency in their operations.
  • Precise speed and torque control for three-phase AC induction motors
  • Plug-and-play installation with advanced programming via USB and HMI
  • Energy savings up to 50% in variable torque applications
  • Built-in soft-PLC functionality for advanced automation
  • Comprehensive motor protection and compliance with IEC/UL standards

Specifications

Color
Blue
Configuration
With options
Connection Type
Screw Terminal
Dynamic braking
Standard with braking
Electronic supply
Internal
Enclosure
IP55
Frequency
50/60 Hz
Input phases
Three-phase
Ip Rating
IP66/IP67
Material
Poly
Mounting Type
Panel Mount
Nema Rating
Type 4X
Poles
3P+G
Power supply
380-480 V
Rated current (HD)
25 A
Rated current (ND)
31 A
RFI filter
Without filter
Safety Stop
No
Series
CFW11
Series
CFW1100
Package Weight (Imperial)
28.82 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.