Product Introduction

The MTP4330B Microprocessor-based Relay Protection Test System (3-Phase Industrial Control Model) features a high-performance industrial control computer as the control microcomputer, directly running the Windows operating system. The device panel is equipped with a large-screen LCD display, and the front panel has USB ports for easy data storage, communication, and software upgrades.

The entire testing process and results are displayed on a liquid crystal display, featuring a full Chinese interface that is clear, bright, and intuitive for ease of use.

The MTP4330B microprocessor-based relay protection test system is a crucial testing tool for ensuring the safe and reliable operation of power systems. With the rapid development of computer technology, microelectronics, and power electronics, continuously introducing new high-performance relay protection test devices through the application of new technological achievements is an inevitable trend of technological progress.

The MTP4330B microprocessor-based relay protection test system (3-phase industrial control model) is developed based on the "Technical Conditions for Microcomputer Relay Protection Test Devices" issued by the former Ministry of Power. It carefully summarizes the development and production experience of previous generations of products and utilizes modern digital technology, high-precision electronic components, microcomputer systems, as well as new circuits and structures.

The MTP4330B microprocessor-based relay protection test system can independently perform device tests in professional fields such as microprocessor protection, relay protection, excitation, metering, and fault recording. It is widely used in scientific research, production, and electrical testing sites across industries including power, petrochemical, metallurgy, rail, aviation, and military.

Product Alias

Microcomputer Relay Protection Testers, Microcomputer Relay Protection Instruments, Relay Protection Testers, Relay Protection Testers, Relay Protection Testers, Microcomputer Relay Protection Testers, Microcomputer Relay Protection Instruments, Relay Protection Testers, Three-Phase Relay Protection Testers, Relay Protection Testers, Three-Phase Relay Protection Testers, Three-Phase Relay Protection Verification Instruments, Relay Verification Instruments, Three-Phase Relay Verification Testers, Relay Instruments

Product Advantages

Precision: 0.2%, Industrial Control Computer (3-phase), 4U3I, complete set of microcomputer relay protection device tests

2. Dual operating modes (standalone operation + external computer, both modes have identical functions), built-in full Chinese Windows platform operation software

3. 8.4-inch large-screen high-resolution color TFT LCD display, dual USB interfaces, 8-channel input, 4 pairs of output channels

Product Features

Standard 4-phase voltage, 3-phase current output
The MTP4330B microprocessor-based relay protection test system features 4-phase voltage and 3-phase current outputs, enabling convenient combination outputs for various types of protection tests. Each phase voltage can output 120V, and the three-phase current can output 120A. The fourth phase voltage, Ux, is a multi-functional voltage item, which can be set to output 4x3U0 or同期 voltage, or any arbitrary voltage value.

Single-machine operation is user-friendly.
The MTP4330B microprocessor-based relay protection test system is operated via a convenient and flexible optical trackball mouse on a large-screen LCD display, with all Chinese characters displayed. It can complete most on-site testing and calibration tasks, allowing for the calibration of various relays and microcomputer protections, and can simulate a variety of complex transient, permanent, and switching faults for comprehensive testing. It's ready to use right out of the box, with easy and quick operation.

Dual operating modes, connected to computer for operation
The MTP4330B microprocessor-based relay protection test system, equipped with a complete set of Chinese operating software on the Windows platform, enables various large-scale, complex, and highly automated verification tasks. It allows for easy testing and scanning of various protection settings, real-time storage of test data, display of vector diagrams, plotting of fault waveforms, and online printing of reports.

Robust software functionality
The MTP4330B microprocessor-based relay protection test system can complete various high-level automation complex verification tasks, such as differential protection tests, rapid power supply switching, backup and self-starting tests, line protection同期 reclosing, etc. It allows for convenient testing and scanning of various protection settings, fault playback, real-time storage of test data, display of vector graphs, and online report printing.

A Wide Range of Switching Contact Points
The MTP4330B microprocessor-based relay protection test system features 10-way contact inputs and 8 pairs of open contact outputs. The input contacts are compatible with open contacts and 0-250V potential contacts, capable of intelligent automatic identification. The input and output contacts can be expanded according to user requirements.

Large-screen TFT Display Panel
The MTP4330B microprocessor-based relay protection test system features an 800×600 pixel matrix large-screen TFT high-resolution true-color LCD display. All operational processes are set on the display screen, with both the operation interface and test results displayed in Chinese for intuitive and clear visibility.

Self-protection
The MTP4330B microprocessor-based relay protection test system features a rationally designed cooling structure, reliable and comprehensive protection measures, power soft start, as well as certain fault self-diagnosis and locking functions.

Features an independent dedicated DC power output
The MTP4330B microprocessor-based relay protection test system is equipped with a dedicated adjustable DC power supply output for 110V and 220V.

High Value for Money
The MTP4330B microprocessor-based relay protection test system is a cross-disciplinary joint design product, integrating advanced scientific and technological achievements from multiple fields. It combines the performance of large-scale test instruments with the pricing of small-scale ones, offering a high performance-to-price ratio.