| After-sales Service: | Online |
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| Warranty: | 1 Year |
| Type: | Integrated Unit Tester |
| Transport Package: | Plywood Case |
| Trademark: | LANGSHUO |
| Origin: | China |
| Customization: |
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Suppliers with verified business licenses
Audited Supplier Integrated unit tester/Combined unit field tester
The combined unit tester system is designed according to the related technical specifications of DL/T 624-2010 Microcomputer type test device for relay protection, and it is a relay protection test device realized by computer technology based on IEC61850 communication standard system.
The product is equipped with high-performance power amplifier and based on PowerPC+X86 platform. It adopts modular design and has the characteristics of strong function, high precision, small size and light weight. It can realize the function and performance test of the combined unit, conventional relay protection device, digital relay protection device measurement and control device, and intelligent terminal. Suitable for power plants, substations, all kinds of scientific research units and equipment manufacturing enterprises.
Integrated unit tester/Combined unit field tester
Technical characteristics
12 channels (6 voltage, 6 current) can be output at the same time, adjustable, flexible organization.
Built-in industrial computer, Windows system, 10.4 "true color LCD screen, photoelectric trackball mouse and small keyboard operation.
Intelligent test module
Support intelligent test template editing, test items can be added during the test process, and saved as reusable test engineering files, improve the test efficiency in the later inspection and elimination stage.
Automatic testing
With local protection and digital protection automatic test function, can complete a single protection device test project;
Digital/analog output
It can test the integrated unit, protection, measurement and control device, intelligent terminal of digital substation, and can also test the analog protection, transformer and other devices.
Analog and digital output simultaneously
Support analog, SV, FT3 output and GOOSE message sending and receiving;
Multiple scan modes
Support amplitude, phase, frequency, impedance, vector, sequence, power according to the manual or automatic test, and support according to the gradual, slip, comprehensive automatic change test;
Security and alarm
With overheating overcurrent protection function, the current source has open circuit protection function and open circuit alarm function, the voltage source has overload and short circuit protection function;
Virtual terminals are displayed in graphics
Support virtual terminal graphic display function, the data flow is clear;
Packets are received and sent simultaneously
Supports output of IEC61850-9-1, IEC61850-9-2 and GOOSE optical digital messages. GOOSE signals can be sent and received independently, or can be sent and received with IEC61850-9-2 optical Ethernet interface;
FT3/ Extend FT3
Supports FT3, FT3 extension and DL/T 282 packet output, and supports 2M/4M/6M/8M/10M/15M/20M baud rate UART encoding and 5M/10M/20M Manchester encoding.
Exception test
It has the function of simulating message anomaly, which can simulate the test of quality anomaly, sending frequency jitter, delay anomaly, packet loss, out-of-step, serial number jump, maintenance mode, status virtual change, etc.
fault replay
Support fault simulation and COMTRADE format data playback functions;
MMS service
With MMS set value reading and writing function, can read and write intelligent IED device set value and other configuration information;
Time and time
With synchronous trigger function, support direct access to GPS/BD antenna for timing, also support the IRIG-B, PPS and PTP 1588 timing mode and can support the output of IRIG-B, PPS and PTP 1588 timing signals;
Hard contact opens and exits
The input quantity is active and does not originate from the adaptive contact. The input type and input voltage are automatically identified. The channels are isolated from each other.
Receives and analyzes packets
With the function of receiving and analyzing packets, the received packets can be opened using ZHNPA for analysis or export
Single-fiber mode
The optical port supports single-fiber transmission and single-fiber reception, and supports optical power testing.
Analog small signal
Equipped with analog small signal interface, support 12 analog small signal input, can measure -7V~ 7V AC voltage; Support 12 analog small signal output, can output -7V~ 7V AC voltage;
touch operation
10.4 inch high resolution display, support touch operation;
Wireless connectivity
Provide 4G remote test function, with WiFi module, easy to use;
Complete hardware:
It has 8 100M-FX optical ports, 8 FT3 transmitting and 1 FT3 receiving, and simulates 12 MU for protection test, which meets the requirements of mother difference and standby self-throwing test.
calibrates a wide range of digital measurement, control and protection units in accordance with the IEC61850 standard.
can simulate transient, permanent and transformational faults from single phase to three phase for whole group tests.
The 12-phase current is convenient for three-phase differential protection testing, and the 24-phase output is used for standby self-propelled and female differential protection testing.
can complete a variety of large and complex verification work with high degree of automation: can automatically test and scan a variety of protection set values, fault playback, test backup self-casting, fast cutting, system oscillation, etc., real-time storage of test data, display vector images, online printing reports, etc.
A multi-purpose set protection, combined unit, intelligent terminal test and one.
Main test function
Traditional station protection debugging: The power amplifier output analog current and voltage signal to complete the traditional station protection debugging.
Intelligent station protection and debugging: The tester outputs 9-2/9-1/FT3 optical digital signal to complete various debugging of intelligent station optical digital relay protection.
Merge unit test: The tester can output collector, FT3, power amplifier voltage and current, cascade voltage, read merge unit 9-2 or FT3 packets, measure the merge unit ratio difference, Angle difference, and time difference, and has the function of first wave record and screen capture of merge unit.
Intelligent terminal: The tester outputs the GOOSE trip signal receiving switch hard contact or outputs the switch receiving hard contact position of the GOOSE switch, and tests the soft-hardening and hard-softening action time of the intelligent terminal.
Abnormal packet test: The tester provides analog and digital protection to output abnormal packets such as frame loss, misordering, and garbled jitter to digital protection. Check whether the protection receives abnormal packets.
GOOSE test: The tester can perform GOOSE frame message editing, virtual terminal point, digital millisecond level, switch quantity test, and GOOSE message monitoring.
Integrated unit tester
Environmental condition
| Normal operating temperature | --5ºC~45ºC |
| Limit operating temperature | --10ºC~50ºC |
| Storage and transportation | 0ºC~40ºC |
| Working humidity | 20%~90%, no condensation |
| Working environment | no corrosive gas |
| Atmospheric pressure | 80kPa~110kPa |
| Altitude | 0~3000m |
Integrated unit tester
| Ac voltage source output | 6 channels, 120V/60VA each | |
|
|
range | Each channel is 120V/60VA |
| accuracy | 0.2V~2V, ±4mV; When 2V~120V, ±0.1% | |
| Resolution | 1mV | |
| Ac current source output: 6 channels, each 30A/450VA, six parallel 180A | ||
| range | 30A/450VA per channel (250VA) | |
| accuracy | When 0~500mA,±1mA;when 500mA~30A ,±0.1% | |
| Resolution | 1mA | |
| phase | ||
| Radius | 0~360° | |
| accuracy | ±0.1° | |
| Resolution | 0.1° | |
| frequency | ||
| Radius | 0~1000Hz | |
|
accuracy |
<±0.001Hz(0~65Hz) <±0.01Hz(65~450Hz) <±0.02Hz(450~1000Hz) |
|
| Resolution | 0.001 Hz | |
| time | ||
| Radius | 10ms~9999.999s | |
| Resolution | 1ms | |
| Switching input | ||
| quantity | 8 pairs | |
| Breaking capacity | DC250V /0.5A | |
| Switching output | ||
| quantity | 6 pairs, 2 of which are fast opening (0.1ms) | |
| Dc voltage source output: 6, each ±160V/60VA | ||
| range | Each channel ranges from 0 to 160V/60VA | |
| accuracy | 0.2% | |
| Dc current source output: 6, each ±20A/200VA | ||
| range | Each channel is 0 to 20A/200VA | |
| accuracy | 0.2% | |
| synchronization | ||
| Interface type | GPS/BD ANT,IRIG-B/PPS optical signal; IRIG-B/PPS electrical signal; IEEE 1588 | |
| quantity |
GPS/BD ANT 1; Two IRIG-B/PPS optical signals :1 timing, 1 timing; IRIG-B/PPS electrical signal 2 pairs: 1 pair of timing, 1 pair of timing; IEEE 1588 1 pair |
|
| Wireless connection | ||
| Interface type | WIFI,4G | |
| Wired connection | ||
| Interface type | 100 Mbit Lan port, RJ45 | |
| quantity | 2 | |
| Power supply | ||
| Supply voltage | Ac/DC 220V, allowable deviation: -20%~15%(Confirm before using DC power supply as optional function) | |
| Power supply frequency | 0 or 47~65 Hz | |
| IEC 61850 communication interface | ||
| Feature | Can be configured as IEC 61850 9-1/9-2 SMV sending and receiving end or GOOSE sending and receiving end | |
| Interface type | LC optical port | |
| quantity | 8 pairs,6 pairs for 100M adaptive, 2 pairs for 100/1000M adaptive | |
| Wave length | 1310nm | |
| IEC 60044 communication interface | ||
| Feature | IEC60044-7/8, DL/T282 Receiving and sending packets | |
| Interface type | ST | |
| quantity | Six sending ports, two receiving ports | |
| Analog small signal input (optional function) | ||
| Interface type | Aviation plug, AC voltage | |
| quantity | 12 way | |
| Analog small signal output (optional) | ||
| Interface type | Aviation plug, AC voltage | |
|
|
USB port | 12 way |
| USB port | ||
| quantity | 3 | |
| Working environment condition | ||
| Operating temperature | -10ºC~50ºC | |
| humidness | ≤95%, no condensation | |
| other | ||
| On-line interface | RJ45 | |
| Display screen | 10.4 "true color LCD display with touch function | |
Suppliers with verified business licenses
Audited Supplier 
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