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Junma
In the realm of industrial electrical distribution and motor control, the Junma brand stands as a synonym for robust and reliable low-voltage components. This category encompasses a comprehensive range of switching and protection devices, including molded case circuit breakers (MCCBs), air circuit breakers (ACBs), and contactors. These devices a...
In the realm of industrial electrical distribution and motor control, the Junma brand stands as a synonym for robust and reliable low-voltage components. This category encompasses a comprehensive range of switching and protection devices, including molded case circuit breakers (MCCBs), air circuit breakers (ACBs), and contactors. These devices are engineered to handle nominal currents from 16A up to 6300A, with breaking capacities tailored for both residential and heavy industrial applications. Key technical parameters such as the number of poles (3P or 4P), rated operational voltage (up to 690V AC), and utilization categories (AC-1, AC-3 for contactors) are integral to selecting the correct unit. The product lines are designed for fixed or draw-out mounting, offering flexibility in panel building and switchgear integration.
These Junma devices are primarily deployed in main distribution boards (MDBs), sub-distribution boards, and motor control centers (MCCs). They are critical for protecting cables, transformers, and motors against overloads and short circuits in sectors like manufacturing, water treatment, commercial buildings, and renewable energy installations. The robust construction ensures reliable performance in environments requiring high electrical endurance and minimal maintenance downtime.
Within this category, key subcategories include the JM1 series of molded case circuit breakers, available in frame sizes from 63A to 1600A, and the JM6 series of air circuit breakers for higher current demands. The JM1 series codes typically follow a pattern like JM1-63L/3300, where '63' indicates the frame size, 'L' denotes the breaking capacity level, and '3300' specifies the number of poles and internal accessories. Additionally, the JC1 series of contactors and thermal overload relays are available for motor starting applications, with codes such as JC1-09 indicating a 9A rated operational current.
Partnering with Electric Automation Network ensures access to genuine Junma products with real-time pricing and global express shipping. Our team of specialized electrical engineers provides personalized technical support for product selection, coordination studies, and application advice. We offer detailed technical documentation for each article, including dimensional drawings and characteristic curves, enabling informed purchasing decisions. Whether you need a single replacement breaker or a bulk order for a new project, our logistics network guarantees fast delivery worldwide, minimizing your operational downtime.
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