Differential transformer Circuit 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 thorough control and monitoring of leakage currents is required, including those with direct current components.

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 provide 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 supports dynamic currents of up to 2.5 times the nominal current (Ith), ensuring its reliability in overload or short-circuit situations. Its measurement precision ranges between 10% and 15%, ensuring accurate and stable monitoring of differential currents.

Easy and versatile installation: The Circutor WGC-110 TB is designed for quick and safe installation on DIN rail, facilitating efficient integration into electrical panels. Additionally, its UL 94 V0 self-extinguishing polycarbonate 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 operating 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: UL 94 V0 self-extinguishing polycarbonate.
• 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 direct current components and complex systems.
• High precision in measuring leakage currents, improving safety and reducing the risk of installation failures.
• Easy installation on DIN rail, streamlining integration into existing electrical systems.
• Robustness and durability, thanks to its fire-resistant and impact-resistant polycarbonate enclosure.

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