The MCT104-80(45) Current Transformer – AA-100053KA110S2 is a high-performance metering current transformer designed for precise current measurement and dependable protection in industrial and commercial electrical systems. Built using advanced magnetic core technology and high-quality insulating materials, this transformer delivers accurate performance, low power losses, and long operational life under demanding electrical conditions.
Featuring a large rectangular window-type design, the MCT104-80(45) allows easy installation over heavy-duty conductors and busbars without disconnecting the electrical circuit. This simplifies installation and maintenance procedures while minimizing system downtime. Its spacious window opening makes it highly suitable for industrial switchgear panels, power distribution systems, and high-current electrical applications.
The transformer converts high primary current into a standardized secondary current output such as 5A or 1A, allowing safe and accurate monitoring through digital meters, energy management systems, ammeters, and protection relays. Accurate current transformation plays an important role in load balancing, fault detection, energy monitoring, and overall electrical system protection.
Manufactured using premium-grade low-loss magnetic core material, the MCT104-80(45) – AA-100053KA110S2 ensures excellent linearity and minimal transformation error. The advanced magnetic core structure reduces hysteresis and eddy current losses, resulting in lower heat generation and improved operational efficiency. This enhances system reliability and contributes to the long service life of the transformer.
The transformer housing is constructed from durable flame-retardant thermoplastic material that offers superior insulation and excellent resistance against heat, dust, moisture, and environmental stress. The robust outer body protects internal components from mechanical damage and ensures stable operation even in harsh industrial environments. Its compact yet rugged construction also allows seamless integration into electrical control panels and switchgear systems.
One of the key advantages of the MCT104-80(45) – AA-100053KA110S2 is its maintenance-free operation and dependable long-term performance. The transformer maintains accurate readings and stable functionality under varying electrical load conditions, making it an ideal solution for continuous industrial monitoring and protection systems.
Its precision engineering and durable construction make it suitable for industrial automation systems, commercial electrical installations, relay protection systems, and power distribution networks where accurate current sensing is critical for safe and efficient operation.
The MCT104-80(45) – AA-100053KA110S2 is commonly used in:
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