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NSA material
In the realm of industrial electrical installations, NSA material refers to a specific category of low-voltage switchgear and controlgear components designed for modular assembly within distribution boards and control panels. These devices, commonly known as NS-type or NSA-type apparatus in various global markets, include circuit breakers, disco...
In the realm of industrial electrical installations, NSA material refers to a specific category of low-voltage switchgear and controlgear components designed for modular assembly within distribution boards and control panels. These devices, commonly known as NS-type or NSA-type apparatus in various global markets, include circuit breakers, disconnectors, and switch-disconnectors with rated operational voltages up to 690 V AC and current ratings ranging from 16 A to 630 A. They are characterized by their compact design, modularity, and compliance with international standards such as IEC 60947. Key technical parameters include the number of poles (typically 3P or 4P), short-circuit breaking capacity (Icu) from 6 kA to 50 kA, and utilization categories like AC-21A or AC-22A for switching resistive and mixed loads. These components often feature integrated or add-on accessories like auxiliary contacts, shunt trips, and undervoltage releases, enabling flexible integration into automated systems.
NSA material finds its primary applications in power distribution and motor control centers across industrial sectors such as manufacturing, water treatment, oil and gas, and commercial buildings. They are installed in main and sub-distribution boards, lighting panels, and HVAC control systems, where reliable switching and protection against overloads and short circuits are critical. In automation environments, these devices interface with PLCs and SCADA systems via auxiliary contacts and communication modules, facilitating remote monitoring and control. Their robust construction ensures performance in harsh conditions, with degrees of protection up to IP65 in appropriate enclosures.
Within this category, key subcategories include NS-type molded case circuit breakers (MCCBs) like the NS160, NS250, and NS630 models, which are available in fixed or plug-in versions. The article codes typically follow a pattern such as NS160N-3P-36kA, where 'NS' denotes the series, '160' the frame size in amperes, 'N' the breaking capacity level (e.g., N for standard, H for high), '3P' the number of poles, and '36kA' the rated short-circuit capacity. Other relevant items include NS-type switch-disconnectors (e.g., NS100-4P) and NS-type changeover switches. These components are often ordered with specific accessories like rotary handles, terminal shields, and busbar connectors.
Partnering with Electric Automation Network ensures access to genuine NSA material with real-time pricing and up to 65% discount compared to list prices. Our engineering team provides personalized technical support for product selection, coordination studies, and system integration. We offer express worldwide shipping from our global logistics hubs, ensuring minimal downtime for your projects. Each product listing includes detailed technical documentation, datasheets, and CAD drawings to facilitate specification and installation.
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