The product is equipped with high-performance power amplifier, based on the powerful PowerPC+X86 platform, and adopts modular design. It has the characteristics of powerful function, high accuracy, small size, and light weight. It can test the function and performance of merging units, conventional relay protection devices, digital relay protection device measurement and control devices, and intelligent terminals. It is applicable to power plants, substations, various scientific research institutions, and equipment manufacturers.
Technical characteristics 12 circuits (6 circuits of voltage and 6 circuits of current) can be output at the same time, adjusted arbitrarily and organized flexibly. Built in industrial personal computer, Windows system, 10.4 ″ true color LCD screen, photoelectric trackball mouse and keypad operation.
Intelligent test module It supports the editing of intelligent test templates. During the test process, you can add test items at will and save them as reusable test project files to improve the test efficiency in the later periodic inspection and defect elimination stages.
Automatic test It has local protection and digital protection automatic test functions, and can complete all test items of a single protection device with one key;
Digital/analog output It can test the merging unit, protection, measurement and control device and intelligent terminal of the digital substation, as well as the simulated protection, generator transformer unit and other devices;
Simultaneous output of analog quantity and digital quantity Support simultaneous output of analog quantity, SV, FT3 and GOOSE message sending and receiving;
Multiple scanning modes The amplitude, phase, frequency, impedance, vector, sequence quantity and power can be tested manually or automatically, and the automatic change test can be performed in the way of gradual change, slip and integration;
Safety and alarm It has overheating overcurrent protection function, current source has open circuit protection function and open circuit alarm function, voltage source has overload and short circuit protection function;
Virtual terminal graphical display The virtual terminal graphical display function is supported, and the data flow direction is clear;
Simultaneous sending and receiving of messages Support IEC61850-9-1, IEC61850-9-2 and GOOSE optical digital message output. GOOSE signal can be sent and received independently, or it can be sent and received through the same optical Ethernet interface with IEC61850-9-2;
FT3/Extended FT3 Support FT3, FT3 extension and DL/T 282 message output, and support 2M/4M/6M/8M/10M/15M/20M baud rate UART coding and 5M/10M/20M Manchester coding; Abnormal test It has the function of simulating message exception, and can simulate quality exception, transmission frequency jitter, delay exception, packet loss, out of step, serial number jump, maintenance mode, virtual state change and other tests;
Fault playback Support fault simulation and COMTRADE format data playback function;
MMS services It has MMS fixed value reading and writing function, and can read and write configuration information such as intelligent IED device fixed value;
Time synchronization and service It has synchronous trigger function, supports direct access to GPS/BD antenna for time synchronization, supports IRIG-B, PPS and PTP 1588 time synchronization modes, and supports external output of IRIG-B, PPS and PTP 1588 time service signals;
Hard contact input and output The input quantity is active and passive adaptive contact, which can automatically identify the input type and input voltage. The channels are isolated from each other, and the polarity is reversed with alarm prompt;
Message receiving and analysis With message receiving and analysis function, the received message can be opened with ZHNPA for analysis or export; Single fiber
mode The optical port supports single fiber transmission, single fiber reception, and optical power test;
Small analog signal Equipped with analog small signal interface, supporting 12 channels of analog small signal input, and measuring - 7V~7V AC voltage; It supports 12 analog small signal outputs and can output - 7V~7V AC voltage; Touch operation Equipped with 10.4 inch high resolution display, supporting touch operation;
Wireless connection 4G remote test function is provided, with WiFi module, which is convenient for users to use;
Complete hardware: It has 8 100M-FX optical ports, 8 FT3 transmitters and 1 FT3 receiver, and simulates 12 MUs for protection test to meet the requirements of bus differential and standby automatic switching test. Various digital measurement, control and protection units conforming to IEC61850 can be verified. It can simulate the instantaneous, permanent and switching faults of single-phase to three-phase for the whole group test. The phase current can be easily used for three-phase differential protection test, and the 24 phase output can be used for standby automatic switching and bus differential protection test. It can complete a variety of large-scale and complex verification tasks with high degree of automation: it can automatically test and scan various protection settings, perform fault playback, test standby automatic switching, fast switching, system oscillation, etc., store test data in real time, display vector diagrams, print reports online, etc. One machine with multiple functions integrates protection, merging unit and intelligent terminal testing.
Main test functions Traditional station protection commissioning: the tester's power amplifier outputs analog current and voltage signals to complete various protection commissioning of the traditional station. Intelligent station protection debugging: the tester outputs 9-2/9-1/FT3 optical digital signals to complete various debugging of intelligent station optical digital relay protection. Merging unit test: the tester can output the collector, FT3, power amplifier voltage and current, cascade voltage, read the merging unit 9-2 or FT3 message, measure the ratio difference, angle difference and time difference of the merging unit, and has the function of first cycle wave recording screen capture of the merging unit. Intelligent terminal: the tester outputs the GOOSE trip signal to receive the switch value hard contact or outputs the switch value hard contact to receive the GOOSE switch position, and tests the soft to hard and hard to soft action time of the intelligent terminal. Abnormal message test: the tester has the ability to output abnormal messages such as frame loss, wrong sequence, random code jitter, etc. of analog digital protection to digital protection, and check whether the protection receives abnormal protection. GOOSE test: The tester can perform GOOSE frame message editing, virtual terminal to point, digital millisecond level, switching value testing, and GOOSE message monitoring.
Environment condition Normal operating temperature: -- 5 ~45 Limit operating temperature: -- 10 ~50 Storage and transportation: 0 ~40 Working humidity: 20%~90%, no condensation Working environment: no corrosive gas Atmospheric pressure: 80kPa~110kPa Altitude: 0~3000m
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