LS Electric 1389049300 - MR-4 AC100V 50Hz 110V 60Hz 1a3b (Metasol) Low EXP (MR4-13L-HF7-E)
LS Electric

1389049300

Contact for Pricing

Overview

The LS Electric MR-4 Relay (SKU 1389049300, model MR4-13L-HF7-E) is a compact, low-energy relay designed for precise control in industrial automation systems. This relay supports dual-frequency coil voltage compatibility, operating at AC100V for 50Hz and 110V for 60Hz power systems, eliminating the need for multiple relay variants in global installations. Its contact configuration includes 1 normally open (1a) and 3 normally closed (3b) contacts, providing flexible switching for complex control circuits such as motor starters, PLC interfaces, and process control panels. The 'Low EXP' designation indicates reduced energy consumption, making it ideal for applications prioritizing power efficiency without sacrificing reliability. Built with LS Electric’s Metasol material, the relay offers durable performance in harsh industrial environments, resisting temperature fluctuations and mechanical stress. Its compact design facilitates easy integration into control panels and automation equipment, with standard mounting options for DIN rails or panel mounting.
  • Dual-frequency coil voltage: AC100V (50Hz) and 110V (60Hz)
  • Contact configuration: 1 normally open (1a) and 3 normally closed (3b) contacts
  • Low EXP variant for reduced energy consumption in industrial applications
  • Compact design with Metasol material for durability in harsh environments
  • UNSPSC 39122315 compliant for industrial control components

Specifications

Current Rating
1 A
Frequency
50Hz / 60Hz
Poles
1A3B
Series
MR-4
Voltage Rating
AC100V 50Hz / 110V 60Hz
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Frequently Asked Questions about LS Electric

What industries and applications are LS Electric products used for?

LS Electric drives and automation solutions are used across multiple critical industrial sectors, including energy, manufacturing, marine, food & beverage, petrochemical, water treatment, HVAC, mining, and metals processing. Their product lines support applications like pumps, compressors, conveyors, cranes, hoists, fans, injection molding, packaging machinery, and industrial process equipment. Key industries include power generation, shipbuilding, textile manufacturing, plastic and rubber production, and infrastructure projects.

What technical support does LS Electric offer?

LS Electric offers comprehensive technical support through SOLUTION SQUARE, an online platform providing engineering resources, software updates, and an open community for automation professionals. Technical support includes access to graphic libraries, product information, engineering software services, and mobile-friendly knowledge sharing. For direct assistance, customers can contact LS Electric's regional offices, with the US support line at 1-800-891-2941 and email at [email protected].

What are the main product lines offered by LS Electric?

LS Electric offers a comprehensive range of low-voltage drive product lines designed for diverse industrial applications. Their key drive series include the M100 Micro Drive, G100 General Drive, S100 Standard Drive, H100 Fan & Pump Drive, L100 Lift Application Drive, iS7 High Performance Drive, and iV5 Vector Drive. These drives cover power ranges from 0.1kW to 800kW, with various voltage configurations and specialized functions for different industrial needs.

What are the key features of LS Electric products?

LS Electric products are characterized by advanced energy-saving drive solutions with exceptional features including high-efficiency motor control, diverse product ranges covering multiple voltage and power configurations, and proven market leadership. Key features include innovative energy efficiency technologies, comprehensive product lines from micro to high-performance drives (M100, G100, S100, H100, iS7), and global recognition as a top innovator with 40% market share in Korea. Their drives offer flexible control, user-friendly interfaces, and solutions for industries ranging from manufacturing to power generation.

What communication protocols do LS Electric products support?

LS Electric supports multiple industrial communication protocols across its product lines, including Modbus TCP/IP, EtherNet/IP, RAPIEnet, DeviceNet, Profibus-DP, EtherCAT, BACnet/IP, BACnet/MSTP, and Lonworks. These protocols enable flexible network integration with transmission speeds ranging from 2.4 Kbps to 100 Mbps, supporting various topologies like bus, ring, and line configurations.

What environmental ratings do LS Electric products have?

LS Electric products offer robust environmental ratings across multiple standards, including NEMA Type 1, 2, 3, 3R, 4, 4X, and 12 enclosures. Many LS Electric devices meet IP66 protection standards, providing excellent resistance against dust, water jets, and corrosive environments. Specific product lines like DS20, DS30, DR30, and DR50 come standard with 3R ratings, with 4X upgrades available as an optional configuration.

What accessories are available for LS Electric products?

LS Electric offers a comprehensive range of accessories across its drive series, including remote keypads, remote cables, communication modules, and I/O expansion options. Key accessories include Ethernet communication modules (EtherNet IP, Modbus TCP), fieldbus options (PROFINET, DeviceNet, Profibus-DP), encoder interfaces, LCD keypads, parameter copy units, and extension I/O modules for series like iS7, iV5, M100, G100, S100, and H100.

What certifications and standards do LS Electric products comply with?

LS Electric products meet rigorous international standards across multiple certification domains, including UL (United States), cULus (Canada), CE (European Community), CCC (China), EAC (Russia), and C-Tick (Australia & New Zealand). Our products comply with critical functional safety standards such as EN 61800-5-2, ISO 13849-1, IEC 61508, and mechanical protection standards like EN 60529 and UL 50, ensuring high-performance and reliability in industrial automation applications.

How are LS Electric products typically installed?

LS Electric products are designed for straightforward, professional installation with comprehensive support. Their global network of experts provides specialized assistance from purchase through installation and maintenance, ensuring customers receive technical guidance during the entire setup process. Depending on the specific product line (drives, PLCs, etc.), installation typically involves following detailed user manuals, using compatible mounting hardware, and leveraging LS Electric's recommended configuration options and communication protocols.