WEG PESWS-50V18AX-RM38 - ENCLOSED STARTER PESWS-50V18AX-RM38
WEG

PESWS-50V18AX-RM38

Alternate Item Number: 15490533

UPC: 7909522815143

Contact for Pricing

Overview

The WEG PESWS-50V18AX-RM38 Enclosed Starter is a robust, NEMA 4X-rated motor control solution engineered for demanding industrial applications where reliability, safety, and durability are paramount. Designed to protect and control three-phase motors up to 50 amps, this enclosed starter integrates a high-performance contactor with advanced thermal overload protection to safeguard both the motor and connected systems from damage caused by overloads, short circuits, or phase imbalance. Built to withstand harsh operating conditions, the PESWS-50V18AX-RM38 features a corrosion-resistant, weatherproof enclosure that resists dust, moisture, and chemical exposure, making it ideal for use in manufacturing plants, water treatment facilities, food processing, mining, and outdoor industrial sites. Key features of the WEG PESWS-50V18AX-RM38 include a 120VAC coil voltage for reliable operation in standard control circuits, complemented by a Start/Stop control interface with reset functionality. This configuration ensures intuitive operation and quick recovery after fault conditions, minimizing downtime in critical processes. The unit supports a contactor amp rating of 50 amps, providing sufficient capacity for medium-duty motor applications such as pumps, conveyors, fans, and compressors commonly found in process automation and material handling systems. WEG, a global leader in industrial electric motor and control technology, has engineered this enclosed starter with a focus on operational efficiency and long-term reliability. The PESWS series is part of WEG’s comprehensive portfolio of motor control solutions, trusted by engineers and maintenance professionals worldwide for its consistent performance and adherence to international safety standards. Installation is simplified thanks to the NEMA 4X-rated enclosure, which allows for both indoor and outdoor mounting without additional protective housing, reducing installation time and cost. This enclosed starter is particularly well-suited for applications requiring compliance with stringent environmental and safety regulations, including those in the chemical, oil & gas, and wastewater treatment industries. Its design supports easy integration into existing control panels or as a standalone unit, with clear labeling and accessible wiring terminals for quick commissioning. WEG’s global service network and extensive technical support ensure that customers receive expert guidance from specification through installation and maintenance. By choosing the WEG PESWS-50V18AX-RM38, industrial operators gain a dependable, low-maintenance motor control solution that enhances system uptime, reduces risk of electrical faults, and supports sustainable operations through energy-efficient performance. Whether deployed in a factory automation line or a remote processing facility, this enclosed starter delivers the durability and precision required to keep industrial processes running smoothly and safely.
  • NEMA 4X-rated weatherproof enclosure for indoor/outdoor use
  • 50A contactor with 120VAC coil voltage for reliable operation
  • Start/Stop control with reset functionality for quick fault recovery
  • Thermal overload protection to safeguard motors and systems
  • Corrosion-resistant design for harsh industrial environments

Specifications

Package Weight (Imperial)
5.914 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.