LS Electric 1269022000 - GMC-12M AC256V 50/60Hz 4P (MAIN 2a2b) EXP (GMC12M-22-00-A7-AC-S-E)
LS Electric

1269022000

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Overview

The LS Electric GMC-12M AC256V 50/60Hz 4-pole circuit breaker (SKU 1269022000) is a MAIN 2a2b EXP model designed for reliable power distribution in industrial environments. Rated for 256V AC with compatibility for both 50Hz and 60Hz frequencies, this breaker ensures stable operation across global power systems. The 4-pole configuration with MAIN 2a2b connections provides flexible system integration, allowing for balanced load distribution and enhanced protection in multi-phase applications. The EXP designation indicates its suitability for expansion systems, enabling scalable power management in growing industrial facilities. Engineered for durability, the GMC-12M is built to withstand harsh operating conditions while maintaining consistent performance. Its compact design and robust construction make it ideal for integration into control panels, motor starters, and power distribution networks. With LS Electric’s reputation for reliability, this circuit breaker delivers long-term protection and minimal maintenance, reducing downtime in critical operations. Whether deployed in manufacturing plants, commercial buildings, or large-scale electrical infrastructures, the GMC-12M ensures efficient power control with a focus on safety and efficiency.
  • 4-pole configuration with MAIN 2a2b connections for flexible power distribution
  • Rated for 256V AC with compatibility for 50Hz and 60Hz frequencies
  • EXP designation for expansion applications in industrial systems
  • Compact design for integration into control panels and motor starters
  • Built for durability in harsh industrial environments

Specifications

Connection Type
2a2b
Frequency
50/60 Hz
Poles
4P
Series
GMC-12M
Voltage Rating
256 VAC
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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.