The MCT140-100H(45) - AB-075053GA110S2 is a premium low voltage ring type current transformer designed for accurate current measurement, energy monitoring, and protection in industrial and commercial electrical systems. This model is widely used in switchgear panels, Power Control Centers (PCC), Motor Control Centers (MCC), industrial automation systems, and energy management applications where dependable current sensing and long-term operational reliability are essential.
Current transformers (CTs) are critical components in electrical power systems because they safely convert high primary current into a lower standardized secondary current suitable for meters, relays, analyzers, and protection devices. The MCT140 series is engineered to provide stable electrical performance, high measurement accuracy, and long operational life under varying electrical load conditions. These transformers are manufactured according to IEC standards for industrial and commercial low voltage metering applications.
The MCT140-100H(45) - AB-075053GA110S2 features a durable ring type construction that enables easy installation around busbars and insulated conductors. Its flame-retardant polycarbonate enclosure offers excellent insulation strength, thermal stability, and mechanical durability for use in demanding industrial environments. The transformer also includes finger-safe terminal covers and dual terminal facilities that improve installation safety and maintenance convenience.
This model is designed for a 750/5A current ratio, converting high primary current into a standardized 5A secondary output for accurate energy metering and monitoring applications. Based on the Secure MCT140 series specifications, this model provides Class 0.5 accuracy with a 5 VA burden, making it suitable for industrial metering and monitoring systems. It supports both 50Hz and 60Hz operating frequencies and is suitable for low voltage systems up to 720V maximum system voltage.
The transformer is manufactured using high-quality magnetic core material and precision winding technology to minimize measurement error and ensure stable electrical performance. Its compact construction allows installation in applications where panel space is limited while maintaining dependable operation and operational safety. Because of its reliable performance and easy mounting capability, the MCT140-100H(45) - AB-075053GA110S2 is preferred by panel builders, OEM manufacturers, electrical contractors, and industrial engineers.
This current transformer is commonly used in manufacturing plants, commercial buildings, renewable energy installations, industrial automation systems, and infrastructure projects where accurate current monitoring and dependable long-term performance are required.
| Parameter | Specification |
|---|---|
| Model | MCT140-100H(45) - AB-075053GA110S2 |
| Product Type | Ring Type Current Transformer |
| CT Type | Low Voltage Current Transformer |
| Primary Current | 750A |
| Secondary Current | 5A |
| Accuracy Class | Class 0.5 |
| Burden | 5 VA |
| Frequency | 50/60 Hz |
| Maximum System Voltage | Up to 720V |
| Test Voltage | 4kV for 1 Minute |
| Window Size | 100H mm |
| Mounting Type | Busbar Mounting |
| Housing Material | Flame Retardant Polycarbonate UL94 V-0 |
| Protection Class | IP20 |
| Operating Temperature | -25°C to +40°C |
| Storage Temperature | -50°C to +80°C |
| Applicable Standards | IEC 61869-1 & IEC 61869-2 |
| Connection Type | Dual Terminal with M4 Screws |
| Application | Metering & Monitoring |
The MCT140-100H(45) - AB-075053GA110S2 current transformer is suitable for:
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