WEG SRW01-UMC4 - CURRENT MEASUREMENT UNIT SRW01-UMC4
WEG

SRW01-UMC4

Alternate Item Number: 10558182

UPC: 7894171104147

Contact for Pricing

Overview

The WEG SRW01-UMC4 Current Measurement Unit is a high-performance control relay engineered for precise industrial monitoring and control applications. Designed to amplify low-power control signals, this versatile unit enables the switching of higher power loads while maintaining electrical isolation—a critical requirement in automation and control circuits. As a core component in modern industrial systems, the SRW01-UMC4 supports complex logic functions, ensuring seamless integration with PLCs, safety circuits, and automated machinery. Its robust design and reliable performance make it an essential element in applications ranging from motor control and conveyor systems to process automation and energy management. WEG, a globally recognized leader in industrial electric motors and automation solutions, delivers the SRW01-UMC4 with the same engineering excellence that has made the brand synonymous with durability and precision. This control relay is part of WEG’s extensive portfolio of automation accessories, designed to complement variable frequency drives (VFDs), soft starters, and other control devices. Professionals across industries such as manufacturing, oil and gas, water treatment, and renewable energy rely on WEG products for their ability to withstand harsh environments and deliver consistent performance under demanding conditions. The SRW01-UMC4 excels in applications where signal amplification, electrical isolation, and switching reliability are paramount. It is commonly deployed in: - **Motor control centers (MCCs)**: To manage start/stop sequences and overload protection. - **PLC interfacing**: To translate control signals between low-power logic controllers and high-power actuators or contactors. - **Safety circuits**: To implement emergency stop functions and fail-safe operations. - **Automated production lines**: To coordinate multi-stage processes with high precision. - **Building automation**: For HVAC control, lighting systems, and energy monitoring. Installation and integration are streamlined thanks to WEG’s standardized form factor and compatibility with industry-standard DIN rail mounting systems. The unit’s compact design allows for efficient space utilization in control panels, while its clear labeling and robust terminal blocks simplify wiring and maintenance. Professionals appreciate the SRW01-UMC4 for its plug-and-play functionality, reducing downtime during commissioning and servicing. WEG’s commitment to innovation and quality is evident in the SRW01-UMC4, which adheres to international standards such as IEC, UL, and CE. This ensures compliance with global safety and performance regulations, providing peace of mind for end-users and system integrators. Whether deployed in a new installation or as part of an upgrade to existing infrastructure, the SRW01-UMC4 delivers the reliability and versatility required to optimize industrial operations. For engineers and procurement specialists seeking a dependable control relay that enhances system efficiency and safety, the WEG SRW01-UMC4 stands out as a trusted solution. Its combination of advanced functionality, rugged construction, and manufacturer-backed support makes it a preferred choice for modern industrial automation challenges.
  • Amplifies low-power control signals for high-power load switching
  • Provides electrical isolation for enhanced safety in automation circuits
  • Compatible with PLCs, safety systems, and automated machinery
  • Compact DIN rail mount design for efficient panel integration
  • Manufactured by WEG, a leader in industrial automation solutions

Specifications

Package Weight (Imperial)
0.781 LB
CHASSIS SCR DRIVE 240VAC/180VDC 1/4-2HP RELAY REVERSE 3/MIN

530BRC-38M

CHASSIS SCR DRIVE 240VAC/180VDC 1/4-2HP RELAY REVERSE 3/MIN
Set of Combiflex Extractors RTXD, 10 pcs

1MRK002138-A

Set of Combiflex Extractors RTXD, 10 pcs
MONITORING RELAY ERWM-VM1-01D90

ERWM-VM1-01D90

MONITORING RELAY ERWM-VM1-01D90
1000 Base-T fiber isolator, Multimode., Power Options Sold Separately

FOI-1GBT-ST

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TOTAL ASS'Y,ACCESSORY(4M),DMPi/IMP

72312121065

TOTAL ASS'Y,ACCESSORY(4M),DMPi/IMP
No-logo BATCHtrol-2, 110 VAC powered, standard pulse inputs, 2 relays, 0-400 CPS

MS637A3A2C

No-logo BATCHtrol-2, 110 VAC powered, standard pulse inputs, 2 relays, 0-400 CPS
Intrinsically Safe Relay; DIN Mount; Four Channel; 102-132V AC & 10-125V DC; 5A NO

ISDUR4

Intrinsically Safe Relay; DIN Mount; Four Channel; 102-132V AC & 10-125V DC; 5A NO
DOS820 Digital Output Relay NO

2PAA123606R1

DOS820 Digital Output Relay NO
145-174MD/810 125V

HHS-810

145-174MD/810 125V
RELAY RAIL ASSY FOR PUT CASE

1SNS320001Z3457

RELAY RAIL ASSY FOR PUT CASE
Relay 230/50+60Hz

18813000014

Relay 230/50+60Hz
8 FUNCTION DIGITAL TIMER RELAY

7954

8 FUNCTION DIGITAL TIMER RELAY

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.