The MCT74-40(45) - A7-080053OA110S2 is a precision-engineered ring type current transformer designed for high-accuracy current measurement and dependable electrical monitoring in industrial and commercial power distribution systems. Built with advanced magnetic core technology and premium insulation materials, this current transformer ensures stable performance, low energy losses, and reliable long-term operation in demanding electrical environments.
This model belongs to the highly trusted MCT74-40(45) series, known for its compact design, superior accuracy, and rugged industrial construction. It is specifically developed for use in metering, monitoring, protection, and automation applications where precise current sensing is essential for operational safety and energy management.
The transformer converts high primary current into a safe and measurable secondary current suitable for digital meters, protection relays, analyzers, PLC systems, and energy management equipment. Its ring type structure allows quick and easy installation over cables or busbars without requiring major modifications to existing electrical systems.
The A7-080053OA110S2 model is manufactured using flame-retardant engineering polycarbonate housing, ensuring enhanced electrical insulation, thermal stability, and mechanical durability. The robust casing protects internal components from environmental stress, dust, and accidental damage, making the CT suitable for continuous industrial operation.
Its compact dimensions make it ideal for installations in confined panel spaces such as switchgear assemblies, motor control centers, APFC panels, and power distribution boards. The transformer maintains high accuracy even under fluctuating electrical loads, helping improve system monitoring and power management efficiency.
Designed according to IEC 61869-1 & 2 standards, this current transformer meets international quality and performance requirements. The product is suitable for industries requiring dependable metering accuracy, including manufacturing plants, utilities, commercial infrastructure, renewable energy projects, and automation systems.
The MCT74-40(45) - A7-080053OA110S2 is widely used for:
The transformer provides excellent electrical isolation between primary and secondary circuits, ensuring safe operation and protection for connected instruments. Its optimized magnetic design minimizes saturation and enhances linearity for accurate measurements across varying load conditions.
With maintenance-free operation, high dielectric strength, and superior operational reliability, this model is an ideal choice for electrical engineers, panel builders, system integrators, and EPC contractors looking for efficient and long-lasting current measurement solutions.
| Parameter | Specification |
|---|---|
| Model | MCT74-40(45) - A7-080053OA110S2 |
| Product Type | Ring Type Current Transformer |
| Series | MCT74-40(45) |
| Primary Current | 800 A |
| Secondary Current | 5 A |
| Accuracy Class | 0.5 |
| Rated Burden | 15 VA |
| Inner Diameter | 40 mm |
| Outer Dimension | 74 mm |
| Depth | 45 mm |
| Frequency | 50 Hz / 60 Hz |
| System Voltage | Up to 720 V |
| Insulation Level | 4 kV |
| Core Material | High Grade CRGO Core |
| Housing Material | Flame Retardant Polycarbonate |
| Mounting Type | Cable / Busbar Mounting |
| Terminal Type | Screw Terminal |
| Protection Class | IP20 |
| Operating Temperature | -10°C to +55°C |
| Standard Compliance | IEC 61869-1 & 2 |
| Application | Metering & Protection |
| Installation | Indoor |
| Country of Origin | India |
Provides stable and precise current transformation for advanced energy monitoring and metering applications.
The space-saving design enables easy installation inside compact electrical panels and switchgear systems.
Optimized magnetic core and insulation materials reduce heat generation during continuous operation.
Durable polycarbonate enclosure enhances safety and protects internal components.
Ensures secure separation between primary and secondary circuits for safe system operation.
Designed for continuous industrial usage with minimal maintenance requirements.
Supports quick cable or busbar mounting for faster panel assembly and maintenance.
Manufactured according to international electrical standards for consistent quality and performance.
The MCT74-40(45) - A7-080053OA110S2 is suitable for:
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