ZX-BCS Multifunctional TTR Tester: Breakthrough in Blind Testing and Precision

Transformer turns ratio (TTR) testing is critical for ensuring transformer performance and grid stability. Conventional testers often require prior knowledge of transformer parameters, struggle with complex configurations (e.g., Zig-Zag, Scott-T), and face limitations in accuracy and portability. The ZX-BCS Multifunctional Transformer Turns Ratio Tester addresses these challenges with innovative features, setting a new benchmark in versatility, speed, and precision.

Key Innovations and Comparative Advantages

1. Blind Measurement Capability

Unlike traditional testers that demand predefined parameters (e.g., phase group, voltage ratio), the ZX-BCS enables fully blind measurement, accurately determining ratios, phase angles (0–360°), and vector groups (0–11) without prior data. This eliminates guesswork in field testing, particularly for unlabeled or aging transformers—a significant advantage over legacy devices.

2. True Three-Phase Testing with Synthetic Power

The ZX-BCS synthesizes a three-phase sinusoidal power source (distortion <0.1%, symmetry <0.05%) from a single-phase input, ensuring stable outputs comparable to grid-quality signals. Conventional testers often rely on external three-phase supplies or simplified approximations, leading to errors in group identification. The ZX-BCS’s synthetic method guarantees reliability for diverse transformers, including rectifiers, phase-shifting, and unbalanced units.

3. Comprehensive Parameter Coverage

The device simultaneously measures:

Voltage ratio (0.9–10,000)

Phase angle (resolution: 0.01°, accuracy: ±0.1°)

Tap-changer performance (auto-error calculation across taps)

Polarity and vector groups (with hexagonal diagram visualization)

In contrast, most testers require sequential single-phase measurements or lack phase-angle analysis, delaying diagnostics for non-standard transformers.

4. Enhanced Efficiency and Portability

Speed: Completes three-phase tests in <35 seconds, outperforming conventional models (typically 1–2 minutes).

Portability: Compact (320×240×130 mm, 3 kg) with a built-in lithium battery (500+ tests per charge), ideal for field use. Legacy systems often depend on bulky external power sources.

Robustness: Military-grade connectors and shock-resistant housing ensure durability in harsh environments.

5. Precision and Usability

Accuracy: 0.1% ratio error (0.9–200 range), surpassing the 0.2–0.5% industry average.

User Interface: 5-inch true-color LCD with touchscreen controls and intuitive vector diagrams—contrasting with outdated monochrome displays and manual data entry in older devices.

Data Management: Stores 1,000 tests and supports PC software integration, a feature absent in basic models.

Technical Specifications vs. Industry Standards

Applications

The ZX-BCS excels in testing:

Specialty transformers: Zig-Zag, Scott-T, rectifiers, furnace transformers.

Non-integer phase-shifting units: Accurate angle measurement up to 360°.

Field diagnostics: Blind testing for unmarked or damaged units.

The ZX-BCS Multifunctional TTR Tester redefines transformer testing with its blind measurement capability, synthetic three-phase power, and laboratory-grade precision in a portable format. By eliminating dependencies on external power and prior data, it streamlines field workflows while addressing complex transformer configurations ignored by conventional devices. For utilities and industries seeking to modernize their diagnostic toolkit, the ZX-BCS represents a cost-effective, future-proof solution.

GDZX is a manufacturer of power detection equipment, offering a diverse range of products with comprehensive models and providing professional technical support. Contact us at +86-27-6552607 or +86-17396104357.Website: http://en.gdzxdl.com/