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G3
In the realm of industrial automation and electrical distribution, the G3 category encompasses a versatile range of modular and molded case circuit breakers, designed for reliable overcurrent and short-circuit protection. These devices typically feature 1P, 2P, 3P, and 4P configurations, with rated currents from 16A up to 630A, and breaking capa...
In the realm of industrial automation and electrical distribution, the G3 category encompasses a versatile range of modular and molded case circuit breakers, designed for reliable overcurrent and short-circuit protection. These devices typically feature 1P, 2P, 3P, and 4P configurations, with rated currents from 16A up to 630A, and breaking capacities suitable for residential, commercial, and light industrial applications. The G3 series includes both thermal-magnetic and electronic trip units, ensuring precise coordination in distribution panels and motor control centers. Known globally as miniature circuit breakers (MCBs) or molded case circuit breakers (MCCBs), these units are essential for safeguarding electrical circuits against overloads and faults, with options for DIN rail or panel mounting.
G3 circuit breakers are predominantly deployed in low-voltage switchgear assemblies, building management systems, and industrial control panels. They are critical in sectors such as manufacturing, renewable energy installations, and infrastructure projects, where they protect lighting circuits, motor feeders, and auxiliary power supplies. Their compact design allows integration into space-constrained environments, while accessories like auxiliary contacts, shunt trips, and undervoltage releases enhance functionality for remote monitoring and emergency shutdown scenarios.
Within the G3 category, key subcategories include the G3-63 series for 63A applications and the G3-125 series for higher current ratings up to 125A. Article codes typically follow a pattern such as G3-63-3P-40A, where 'G3' denotes the series, '63' the frame size, '3P' the pole count, and '40A' the rated current. Other common variants include G3-100-4P-100A and G3-250-3P-250A, each tailored for specific load requirements. These breakers are often paired with modular enclosures and busbar systems for streamlined installation.
Partnering with Electric Automation Network ensures access to genuine G3 circuit breakers at competitive prices, with up to 65% discount compared to market rates. Our engineering team provides personalized technical support for selection, coordination studies, and compliance with IEC 60947-2 standards. With express worldwide shipping and real-time pricing on our multilingual portal, you can secure critical components without delays, backed by comprehensive documentation for each article.
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