The MCT140-100H(45) - AB-040055IA110S2 is a premium quality low voltage current transformer (CT) specially designed for accurate current measurement and dependable performance in industrial and commercial electrical applications. This model is widely used in power distribution systems, switchgear panels, motor control centers (MCC), power control centers (PCC), and energy monitoring systems where precision and safety are critical.
Current transformers play a major role in electrical systems by reducing high primary current into a standardized secondary current that can be safely measured by meters, analyzers, and protection devices. The MCT140-100H(45) series is engineered to provide stable and accurate readings even under varying load conditions, making it an ideal choice for industrial automation and electrical panel manufacturers.
This CT comes with a robust flame-retardant polycarbonate body that ensures durability and long service life in harsh industrial environments. Its compact ring type construction allows easy installation in electrical panels and switchboards. The unit is manufactured according to international standards and delivers reliable insulation performance for enhanced operational safety.
The MCT140-100H(45) - AB-040055IA110S2 features a 400/5A current ratio, which means it converts 400A primary current into a standard 5A secondary output suitable for metering and monitoring equipment. It also offers Class 0.5 accuracy, ensuring highly precise current measurement for energy management and billing applications.
Designed for use in low voltage systems up to 720V, the CT supports both 50Hz and 60Hz frequencies. The transformer provides excellent thermal and dynamic withstand capability, allowing it to operate efficiently in demanding electrical conditions. The finger-safe terminal design improves user safety during installation and maintenance.
This model is commonly used in industries such as manufacturing plants, commercial buildings, utilities, renewable energy systems, infrastructure projects, and industrial automation systems. Electrical contractors and panel builders prefer this CT because of its reliable performance, compact design, and ease of installation.
| Parameter | Specification |
|---|---|
| Model | MCT140-100H(45) - AB-040055IA110S2 |
| Product Type | Low Voltage Current Transformer |
| Current Ratio | 400/5A |
| Accuracy Class | Class 0.5 |
| Burden | 7.5 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 |
| Protection Class | IP20 |
| Standards | IEC 61869-1 & IEC 61869-2 |
| Application | Metering & Monitoring |
The MCT140-100H(45) current transformer is suitable for a wide range of electrical applications including:
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