Relay Protection Tester

Professional single-phase relay protection tester featuring advanced AC/DC power supply technology. Tests measuring, time, intermediate, reclosing, and differential relays with ±0.5% accuracy. Includes digital millisecond meter with 0.1ms resolution, fixed voltage outputs, and comprehensive testing capabilities for electrical protection systems.

Professional single-phase relay protection tester featuring advanced AC/DC power supply technology. Tests current, voltage, time, intermediate, reclosing, and differential relays with ±0.5% accuracy. Includes digital millisecond meter with 0.1ms resolution, multiple fixed voltage outputs, and comprehensive testing capabilities for power system protection applications.

Professional single-phase relay protection tester featuring advanced AC/DC power technology. Tests current/voltage relays, time relays, intermediate relays, and differential relays with ±0.5% accuracy. Includes 1000W power rating, digital millisecond meter with 0.1ms resolution, and comprehensive measurement capabilities for industrial electrical systems.

Professional 3-phase relay test set featuring 4-phase voltage and 3-phase current output up to 120A RMS. Compact 20kg design with 0.2-level accuracy, large TFT screen, and advanced DSP control. Ideal for transformer differential testing, protection settings verification, and power system maintenance with USB connectivity and comprehensive safety features.

Professional ZXRC-III Electronic Thermal Relay Calibrator delivers precise 0-500A three-phase current for testing low-voltage motor protectors and thermal relays. Features synchronous timing, contact detection, and customizable outputs with 0.5 class accuracy. Ideal for power systems, railways, and industrial facilities with one-year warranty and lifetime support.

Professional ZXRC-III Electronic Thermal Relay Calibrator with 0-500A three-phase current output for precise calibration of thermal relays and motor protection devices. Features 0.2 class accuracy timer, normally open/closed contact detection, and synchronous testing capability. Widely used in power systems, railways, and industrial applications with one-year warranty and lifetime support.

Advanced intelligent relay protection tester with 4/6/8 fiber optic Ethernet interfaces, 12-channel small signal output, and built-in GPS synchronization. Supports IEC61850-9-1/2, FT3 protocols with

Advanced intelligent relay protection tester with 4/6/8 pairs of 100M fiber optic Ethernet interfaces, supporting IEC61850-9-1/2 SV, Goose, and IEEE-1588 protocols. Features built-in GPS synchronization, 12-channel small signal output, and comprehensive testing capabilities for optical digital protection devices. One-year warranty with lifetime technical support.

Advanced relay protection tester with GPS synchronization, supporting IEC61850-9-1/2 and IEC60044-7/8 protocols. Features 4/6/8 fiber optic Ethernet interfaces, 12-channel small signal output with 1mV resolution, and comprehensive testing capabilities for smart substation applications. One-year warranty with lifetime technical support.

Professional single-phase relay protection tester featuring advanced AC/DC power supply technology, 0.2ms timing accuracy, and comprehensive relay testing capabilities. Includes fixed voltage outputs, digital millisecond meter, and supports testing of current, voltage, time, intermediate, reclosing, and differential relays. One-year warranty with lifetime technical support.

Professional single-phase relay protection tester featuring 100A AC current capacity, 0.1ms resolution timing, and comprehensive relay testing capabilities. Includes AC/DC voltage and current sources, digital millisecond meter, and supports various relay types with ±0.5% accuracy. Ideal for field testing and electrical maintenance applications.

Advanced optical digital relay protection tester featuring 4/6/8 fiber optic Ethernet interfaces, 12-channel analog output, and built-in GPS synchronization. Supports IEC61850-9-1/2, FT3 protocols, and provides comprehensive testing capabilities for smart substation equipment with

Professional thermal relay calibrator with 0-500A three-phase current output for testing motor protection devices. Features synchronous timing, contact detection, and customizable current ranges. Widely used in power systems, railway, and industrial applications with one-year warranty and technical support.

Professional six-phase microcomputer relay protection tester featuring 40A per phase output, 0.001Hz frequency accuracy, and comprehensive testing capabilities for transformer differential protection and switching devices. Includes Windows XP interface, USB connectivity, and independent DC auxiliary voltage source. One-year warranty with lifetime technical support.

250kPa Gas Relay Calibrator With Single-pipe Structure Design Product introduction The ZX-RLC Gas Relay Calibrator adopts an integrated design. The device is embedded with a full-color capacitive touch display and a wireless keyboard and mouse. It can easily and intuitively perform related operations on the flow rate, volume, and seal detection of the system, and simultaneously edit and print the related test report, and can save the data for reading and printing at any time.

110V/220V Merging Unit Tester For Testing Electronic /Electromagnetic Transformer Input Test Product introduction ZX-600 Merging Unit Tester is a test tool developed for Merge unit testing. Because of the difference between design and Construction of current intelligent station, The device can be used to Carry out a comprehensive and effective test for the input of the electronic transformer electromagnetic transformer input, electronic transformer and electromagnetic hybrid

Handheld Messages Analyzer, Optical Digital Relay Protection Tester For Intelligent Substation Product introduction ZX-602 Handheld Messages Analyzer can be used for fast test of protection devices, intelligent terminals, merging units and transducers. It is multi-functional with high precision and is essential equipment for installation, debugging, and maintenance of intelligent substation. Features 1. Capacitive mul-touch panel (5.7”), built in 11000mAh rechargeable li

220V 30W Green Automatic Intelligent SF6 Gas Density Relay Calibrator Product introduction ZXMD-2000 Intelligent SF6 Density Relay Calibrator uses a high-precision pressure sensor and a high-speed A / D converter, combined with a 32-bit high-performance microprocessor to perform performance verification on various SF6 density relays, and can accurately measure the pressure value at the current temperature when the signal is activated. It can convert any ambient temperature to

ZXJB Single phase Relay Protection Tester Product introduction: ZXJB Single Phase Relay Protection Tester adopts new power supply technology for AC and DC voltage and current sources, which provides convenience for field personnel to use power supply instrument technology for other experiments. The function can perform various checks on various common relays, and the panel layout is exquisite, allowing the operator to operate easily and at a glance, thus winning the unanimous

ZX-1600 Six-Phase Microcomputer Relay Protection Tester (40A) Main characteristics 1. Meet all test requirements on site. This instrument has a standard six phase voltage, six phase current output, not only to the traditional relay and protection device test, but also to the modern computer protection of a variety of tests, especially for transformer differential power protection and ready to throw the device, the test is more convenient and perfect. 2. Classic Windows XP