Transformer Testing Equipment

Measures transition time, resistance, and three-phase synchronism per DL/T846. Features 3A/1A/0.6A/0.2A test currents, 0.1ms time resolution, and 100Ω max range. Touch screen, USB data export, and CE certified. Ideal for power equipment preventive testing.

The JSY-03 dielectric loss tester uses variable frequency power supply for high accuracy in heavy interference. Features auto measurement, 10kV output, and large LCD. Ideal for CVT and grounded specimen tests with strong anti-interference and protection functions.

The ZXR-10A offers fast, accurate DC resistance measurement with 10A output and 24V voltage. Features a built-in lithium battery, touch screen, AC/DC dual use, and data storage for 250 records. Ideal for transformer testing with high efficiency and durability.

Measure capacitance current safely from PT secondary side without primary contact. Supports 6kV-35kV systems, 0.3-125μF range, 1-250A. Features AC220V power, ≤5% error, and 100V withstand. Ideal for arc suppression coil decisions and resonance analysis.

CE certified 3A transformer winding resistance tester with fast measurement, high accuracy, and wide range 1μΩ-2kΩ. Features AC/DC dual power, built-in rechargeable battery, and portable design for on-site field testing. Ideal for power equipment maintenance.

The ZXXC-10A is a new type demagnetization analyzer for large power transformers. It features a compound current method for fast demagnetization and quantified remanence detection. With adjustable 1A-10A current, three modes, and demagnetization time as low as 2 minutes, it enhances efficiency and transformer lifespan. CE certified.

JSY-04 dielectric loss tester uses variable frequency power supply to eliminate 50Hz interference, ideal for substations. Measures capacitance and tgδ with high accuracy. Features touch LCD, data storage, USB export, CVT test, and GPS. CE certified with 1-year warranty.

Measures transition waveform, time, and resistance with 1A/0.5A/0.3A selectable output. Features 5.7 inch LCD, U disk storage, and high reliability. Ideal for power transformer maintenance.

The ZXR-20A+ integrates three-phase testing, demagnetization, and auxiliary magnetic functions for large power transformers. Features 40A max output, 0-25kΩ range, 380V misconnection protection, and a 7-inch touch screen. CE certified, ideal for efficient and accurate on-site DC resistance measurement.

Portable three-phase transformer ratio tester with 0.9-10000 range and ±0.1% accuracy. Features lithium battery, AC/DC dual power, CT polarity test, and 500 data storage. Ideal for on-site use with soft start/stop and reverse connection protection.

The ZXR-20A+ integrates three-phase testing, demagnetization, and auxiliary magnetic functions for fast, accurate DC resistance measurement. Features 40A max output, 0-25kΩ range, 380V misconnection protection, and a 7-inch touch screen. CE certified, ideal for large power transformers.

Measures transformer load/no-load loss, short-circuit voltage, and harmonics up to 31st. Features 0.2 accuracy, 320x240 LCD, auto correction, and 500-set data storage. Ideal for 1000KVA distribution transformers with custom options and 1-year warranty.

High-precision DC resistance tester with 1A output, replacing DC bridges. Features fast testing, four-terminal measurement, and AC/DC dual power. Ideal for power transformers, switches, and cables. Compact, portable, and includes rechargeable battery for field use.

JSY-04 automatic dielectric loss tester uses variable frequency technology to eliminate 50Hz interference. Measures capacitance and tgδ with high precision. Features 10kV output, touch LCD, data storage, USB export, and CVT test. CE certified, ideal for substations and power equipment.

This tester features three selectable output currents (1A, 0.5A, 0.3A) for accurate transition resistance and time measurement. It offers a 5.7-inch LCD display, U disk storage, and robust protection circuits, ensuring reliable on-site diagnostics for power transformers.

The ZXR-3A DC resistance tester offers fast 3A charging current, high accuracy, and AC/DC dual power. Ideal for power transformers and low-voltage switches. CE certified with one-year warranty.

JSY-02 Dielectric Loss Tester measures tan delta and capacitance with high precision using frequency conversion technology for accurate results under strong interference. Features automatic microcomputer operation, positive and negative wiring methods, and protection against high voltage short circuit and poor grounding. Ideal for power plants, substations, and labs.

The ZXR-20A DC Resistance Quick Tester features a 7-inch touch screen, high-speed microcontroller control, and multiple current levels for precise transformer testing. It offers automatic discharge, data storage for 1000 sets, RS232/USB interfaces, and WeChat app control. Durable, efficient, and with one-year warranty.

Measure transition time, resistance, and three-phase synchronism with 0.1ms resolution. Features auto fault detection, 300ms waveform recording, and 100Ω max range. CE certified, supports Y0/Y/Δ transformers, and includes USB data export. Ideal for power equipment testing.

JSY-03 dielectric loss tester uses frequency conversion technology for high accuracy and strong anti-interference. Measures capacitance and tgδ automatically. Features 10kV output, CVT self-excited test, and grounding protection. Ideal for transformers, bushings, and capacitors.