WEG Strategic Partner Distributor
WEG MSW 40 P3 N - ROTARY DISCONNECTOR MSW 40 P3 N
WEG

MSW 40 P3 N

UPC: 7909522800538

Contact for Pricing

Overview

The WEG MSW 40 P3 N is a 3-pole rotary disconnector switch rated for 40A, designed for panel door mounting in industrial control panels. Manufactured by WEG, this model meets IEC 60947-3 and UL508 standards for electrical isolation and motor disconnect applications. It features touch-safe IP20 terminals and supports lockout/tagout procedures for enhanced safety. The MSW series is a compact, reliable solution for safely disconnecting power and isolating circuits within panels. This specific configuration (MSW 40 P3 N) is part of WEG's MSW disconnect switch line, compatible with MSW25/MSW40 series.
  • 3-pole rotary disconnector switch rated for 40A
  • Panel door mounting configuration
  • Meets IEC 60947-3 and UL508 standards
  • Touch-safe IP20 terminals for operator safety
  • Supports lockout/tagout procedures
  • Touch-Safe IP20 Terminals
  • Supports Lockout/Tagout Procedures

Specifications

Current Rating
40 A
IP Rating
IP20
Mounting Type
Panel door or base mounting
Poles
3-pole
Series
MSW
Package Weight (Imperial)
0.308 LB
ROTARY HANDLE MSW H 85-40-B-B

MSW H 40-B-B

ROTARY HANDLE MSW H 85-40-B-B
Punch Die set for Rectangular Connector, Size 57.27

CHI-10-PUNCH

Punch Die set for Rectangular Connector, Size 57.27
Compact PDB 600V 65A - 85A Tin-plated Aluminum 1-Pole 1 - 2 + 3 openings; #4 -#14 --- #6-#14 + #8-#16

CEP-FSPDB85

Compact PDB 600V 65A - 85A Tin-plated Aluminum 1-Pole 1 - 2 + 3 openings; #4 -#14 --- #6-#14 + #8-#16
DSN30 PHASE ROTATION METER

63-31043-MTR

DSN30 PHASE ROTATION METER
3P FEEDER TERMINAL UL TYPE E MS132

S1-M3-25

3P FEEDER TERMINAL UL TYPE E MS132
JB6-3 3-POLE JUMPER 6MM SPACING

1SNK906303R0000

JB6-3 3-POLE JUMPER 6MM SPACING
Degson DK-8/24-FC — Heavy-duty insert, Number of contacts:8/24+PE, Dimension:10B, Rated voltage :400/160V, Rated current:16/10A, Female insert, Crimping connection. 8/24, 10B, 16/10A, Crimping connection. Crimping connection technology, high wiring efficiency. Suitable for vibration occasions. The wiring harness can be pre-installed.

DK-8/24-FC

Degson DK-8/24-FC — Heavy-duty insert, Number of contacts:8/24+PE, Dimension:10B, Rated voltage :400/160V, Rated current:16/10A, Female insert, Crimping connection. 8/24, 10B, 16/10A, Crimping connection. Crimping connection technology, high wiring efficiency. Suitable for vibration occasions. The wiring harness can be pre-installed.
100kA Short Circuit Current Rated Power Distribution Block. 1 x 500 MCM-4 AWG Line, 6 x 2/0-14 AWG Load Power Distribution Blocks are made of Valox Nylon 6/6, Finger Safe Lexan 500R Polycarbonate Panels and Covers, high-conductivity 6061-T6 Electro-Tin Plated aluminum alloy connector. Each block can stand alone or combine with other blocks to form a multi-block set, and are also Din Rail Mountable with built in locking mechanism to lock/release.

NPDB-16-500-1

100kA Short Circuit Current Rated Power Distribution Block. 1 x 500 MCM-4 AWG Line, 6 x 2/0-14 AWG Load Power Distribution Blocks are made of Valox Nylon 6/6, Finger Safe Lexan 500R Polycarbonate Panels and Covers, high-conductivity 6061-T6 Electro-Tin Plated aluminum alloy connector. Each block can stand alone or combine with other blocks to form a multi-block set, and are also Din Rail Mountable with built in locking mechanism to lock/release.
SBC 15 INTERMED. STUD BARS 40

50201040

SBC 15 INTERMED. STUD BARS 40

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.