The MCT74-40(45) - A7-080055OA110S2 is a high-precision ring type low voltage current transformer engineered for accurate current measurement, energy monitoring, and electrical protection applications in industrial and commercial power systems. This model is specifically designed to provide dependable performance in demanding operating conditions where precise current transformation and long-term stability are essential.
Part of the advanced MCT74-40(45) series, this current transformer combines compact construction, superior insulation quality, and rugged industrial durability. It is widely used in electrical switchgear, distribution systems, power monitoring equipment, automation systems, and energy management solutions where reliable current sensing is required.
The transformer converts high primary current into a proportional and safe secondary current suitable for digital meters, protection relays, analyzers, PLC systems, and monitoring devices. With its optimized magnetic core design, the CT ensures highly accurate readings while minimizing magnetic losses and thermal variations.
The A7-080055OA110S2 model is manufactured using high-grade flame-retardant polycarbonate housing that provides enhanced electrical insulation and mechanical protection. The robust construction protects internal components against environmental stress, accidental impact, and heat generation, ensuring safe and reliable operation over extended periods.
Its compact ring type design simplifies cable or busbar mounting, allowing quick installation inside electrical panels and switchboards without requiring significant modifications. The transformer is suitable for continuous industrial operation and delivers stable performance even under fluctuating load conditions.
Designed according to IEC 61869-1 & 2 and IS 16227 standards, the MCT74-40(45) series offers internationally accepted quality, safety, and performance standards. The transformer supports accurate metering and protection functions for modern industrial and commercial electrical infrastructure.
This model is ideal for:
The CT provides excellent isolation between primary and secondary circuits, ensuring safety for connected instruments and operators. Its low maintenance design and durable engineering make it a preferred choice for panel manufacturers, electrical contractors, EPC companies, and industrial engineers.
The MCT74-40(45) - A7-080055OA110S2 delivers consistent measurement accuracy and reliable operational performance, helping industries improve energy efficiency, load monitoring, and electrical system pro
| Parameter | Specification |
|---|---|
| Model | MCT74-40(45) - A7-080055OA110S2 |
| Product Type | Ring Type Low Voltage Current Transformer |
| Series | MCT74-40(45) |
| Primary Current | 800 A |
| Secondary Current | 5 A / 1 A |
| Accuracy Class | 0.5 |
| Rated Burden | 30 VA |
| Length | 74 mm |
| Inner Diameter | 40 mm |
| Depth | 45 mm |
| Operating Frequency | 50 Hz / 60 Hz |
| System Voltage | Up to 720 V |
| Test Voltage | 4 kV for 1 Minute |
| Insulation Class | Class E |
| Core Material | High Grade CRGO Core |
| Housing Material | Flame Retardant Polycarbonate |
| Terminal Type | Dual M4 Screw Terminal |
| Protection Class | IP20 |
| Mounting Type | Busbar / Cable Mounting |
| Standard Compliance | IEC 61869-1 & 2 / IS 16227 |
| Application | Metering & Protection |
| Installation | Indoor |
| Country of Origin | India |
Provides reliable and stable current measurement for industrial metering and monitoring systems.
Supports high-performance electrical monitoring equipment and long cable runs efficiently.
Easy installation in compact switchgear, control panels, and electrical distribution systems.
Manufactured using UL94 V-0 grade polycarbonate material for enhanced safety.
Ensures safe separation between primary and secondary circuits.
Built for continuous operation in demanding industrial environments.
Requires minimal maintenance while offering long operational life.
Designed according to international standards for reliable and safe performance.
The MCT74-40(45) - A7-080055OA110S2 current transformer is suitable for:
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