Metravi TTRS-100 Transformer Turns Ratio Set

The Metravi TTRS-100 transformer turns ratio test set is a precision instrument designed for accurate turns ratio measurement, polarity verification, and direct ratio error analysis of power and distribution transformers. Ideal for transformer manufacturers, utilities, maintenance teams, and electrical testing laboratories, this professional test set supports 10 measuring ranges arranged in a 1, 2, 5, 10 sequence and covers a wide ratio range from 0.8 to 2021. With an accuracy of ±0.1% of reading and direct ratio error measurement accuracy of ±0.25% of reading, it delivers dependable performance for commissioning, routine inspection, and troubleshooting. The unit features coarse balancing through selector switches and fine balancing through a vernier potentiometer on the panel, allowing precise adjustment during testing. Selectable excitation voltages of 1.2V, 12V, and 120V increase testing flexibility, while built-in protection against overload, short circuit, and H.T./L.T. reversal enhances operational safety. Powered by 230V AC single phase supply, Metravi TTRS-100 is a reliable choice for efficient transformer testing and preventive maintenance. Available on EnvMart, these Electrical Power Testing instruments are essential for monitoring voltage, current, power factor, and energy consumption—crucial for electrical audits, load analysis, and system diagnostics. Metravi Electrical Power Testing equipment is trusted for its precision, rugged design, and advanced features, making it a top choice for energy professionals and field engineers.