Differential Transformer Circutor WGC-110 TB

The Circutor WGC-110 TB differential transformer (code P11756) is a high-precision device designed for differential protection in electrical installations. This model is compatible with type B differential relays, making it an excellent choice for protecting installations where comprehensive control and monitoring of leakage currents, including those with DC components, are required.

This differential transformer is suitable for currents up to 400 A, with a minimum sensitivity threshold of 0.5 A, providing a high level of protection for large-scale industrial and commercial electrical systems. Its compact and robust design, along with its advanced features, makes it a reliable solution for differential protection in critical applications.

Protection and safety features: The WGC-110 TB is manufactured to offer efficient and safe protection, complying with international standards such as IEC 60664-1, IEC 60664-3, and IEC 61869-2. With a protection rating of IP20, the device ensures terminal protection, making it suitable for controlled environments where a high level of electrical safety is required.

High resistance and precision: This differential transformer has a thermal resistance of 1.8 kA/1s and withstands dynamic currents up to 2.5 times the nominal current (Ith), ensuring its reliability in overload or short-circuit situations. Its measurement accuracy ranges between 10% and 15%, ensuring precise and stable monitoring of differential currents.

Easy and versatile installation: The Circutor WGC-110 TB is designed for quick and secure installation on a DIN rail, facilitating its efficient integration into electrical panels. Additionally, its self-extinguishing polycarbonate UL 94 V0 enclosure ensures high fire and impact resistance, providing greater durability and safety in all types of environments.

Technical specifications:

• Maximum current: 400 A.
• Minimum sensitivity: 0.5 A.
• Maximum service voltage: 720 V.
• Dynamic current (Idyn): 2.5 Ith.
• Short-circuit thermal current (Ith): 1.8 kA/1s.
• Permanent thermal current (Icth): 6 A.
• Protection rating: IP20.
• Enclosure material: Self-extinguishing polycarbonate UL 94 V0.
• Applicable standards: IEC 60664-1, IEC 60664-3, IEC 61869-2.
• Dimensions: 163 x 168 x 50 mm.
• Net weight: 0.38 kg.

System advantages:

• Advanced type B differential protection, ideal for electrical installations with DC components and complex systems.
• High precision in leakage current measurement, enhancing safety and reducing the risk of installation failures.
• Easy DIN rail installation, streamlining integration into existing electrical systems.
• Robustness and durability, thanks to its fire and impact-resistant polycarbonate enclosure.

The Circutor WGC-110 TB differential transformer is an ideal solution to ensure differential protection in high-performance electrical installations, offering precision, reliability, and ease of installation in a compact and robust device.