Microcomputer Relay Protection Tester

Overview

Microcomputer relay protection tester also known as three-phase microcomputer relay protection tester, three-phase microcomputer relay protection tester is a special power relay protection tester.Three-phase microcomputer relay protection tester has 4 phase voltage 3 phase current output, suitable for various types of relay protection device test.Three-phase microcomputer relay protection tester adopts high speed and high performance digital control processor as control microcomputer, and the software uses double precision algorithm to generate arbitrary high precision waveform of each phase.Because of the integrated structure, each part is closely combined, the data transmission distance is short, and the structure is compact.It overcomes the problem of low number of output waveform points caused by long data communication line and narrow frequency band in the measurement and control instrument directly controlled by laptop computer.



Technical parameter :

AC current output
Output accuracy
Phase current output (effective value)
Three merge current output (effective value) 120A
Phase electric length time allows work value (effective value) 10A
Phase current maximum output power 420VA
Maximum output power at the maximum output of three 900VA
Working time is allowed when the maximum output of the three mesh is output 10s
Frequency range (fundamental) 20 1000Hz
Harmonics 1 20 times


AC voltage output
Output accuracy Level 0.2
Phase voltage output valid value 120V
Line voltage output valid value 210V
Maximum voltage output value 240V
Phase voltage / line voltage output power 80VA /100VA
Frequency range (fundamental) 20 1000Hz
Harmonics 1 20 times

Overview

Microcomputer relay protection tester also known as three-phase microcomputer relay protection tester, three-phase microcomputer relay protection tester is a special power relay protection tester.Three-phase microcomputer relay protection tester has 4 phase voltage 3 phase current output, suitable for various types of relay protection device test.Three-phase microcomputer relay protection tester adopts high speed and high performance digital control processor as control microcomputer, and the software uses double precision algorithm to generate arbitrary high precision waveform of each phase.Because of the integrated structure, each part is closely combined, the data transmission distance is short, and the structure is compact.It overcomes the problem of low number of output waveform points caused by long data communication line and narrow frequency band in the measurement and control instrument directly controlled by laptop computer.



Technical parameter :

AC current output
Output accuracy 0.5A 2mA
Phase current output (effective value) 0 40A
Three merge current output (effective value) 0 120A
Phase electric length time allows work value (effective value) 10A
Phase current maximum output power 420VA
Maximum output power at the maximum output of three 900VA
Working time is allowed when the maximum output of the three mesh is output 10s
Frequency range (fundamental) 20 1000Hz
Harmonics 1 20 times


AC voltage output
Output accuracy Level 0.2
Phase voltage output valid value 120V
Line voltage output valid value 210V
Maximum voltage output value 240V
Phase voltage / line voltage output power 80VA 100VA
Frequency range (fundamental) 20 1000Hz
Harmonics 1 20 times

Overview

The three-phase microcomputer relay control tester has a 4-phase voltage 3 phase current output, which is suitable for various types of relay protection devices. The microcomputer relay control tester uses a high-speed high-performance digital signal processor comparative speed, transmission frequency bandwidth, and software application bifurcation algorithm produces each of the respective high-precision waveforms. Due to the integrated structure, each part is closely coupled, the data transmission distance is short, and the structure is compact.



Technical parameter:

AC current output
Output accuracy Level 0.5
Phase current output (effective value) 0 40A
Three merge current output (effective value) 0 120A
Phase electric length time allows work value (effective value) 10A
Phase current maximum output power 420VA
Maximum output power at the maximum output of three 1000VA
Working time is allowed when the maximum output of the three mesh is output 10s
Frequency range (foundation) 20 1000Hz
Harmonic number 1 20 times
DC current output
Output accuracy Level 0.5
Current output 0 10A / each phase, 0 20A / two superimposed
Maximum output load voltage 20V
AC voltage output
Output accuracy Level 0.5
Phase voltage output (effective value) 0120V
Line voltage output (effective value) 0210V
Maximum voltage output value 0240V
Phase voltage / line voltage output power 80VA /100VA
Frequency range (fundamental) 201000Hz
Harmonics 1 20 times

Overview

Light digital relay protection tester characteristics 4 6 8 pairs of 100M Optical Fiber Communication Ethernet interface, can send and receive the sampling value of the IEC61850 9 1 2 frame format, Goose, IEEE 1588 packets more support 24 sets of SV packets 64 groups of Goose packets simultaneously 3 5 pairs of 2 10M fiber serial port, can send and receive IEC60044 7 8 FT3, national network expansion FT3, Xu Ji privately owned FT3 frame format sampling value 12 road simulation small signal output, provides testing of protection devices input for small signals



Technical parameter

Fiber Ethernet port
4 6 8 pairs 100 Mbits S, ST, Mode, 1310nm

IEC61850 9 1 2 Le, Goose, IEEE-1588

Send dispersion

AFR arc flash protective relay is a costeffective solution that reduces arc-fault damage by detecting the light from an arc flash and rapidly tripping in low-voltage (LV) and medium-voltage (MV) electrical networks. three remote light sensors can be connected to one relay.

It used to limits damages to equipment, improve safety, avoid and protect personnel injuries. It's also can be used as a stand-alone arc protection relay or applied in more complex switchgear layouts.

1. Standard 4-phase voltage and 3-phase current output with 4-phase voltage and 3-phase current output can conveniently carry out various combination outputs for various types of protection tests. Single-phase voltage can output up to 120V single-phase current up to 40A (10 seconds) current three and can output up to 120A the fourth phase voltage Ux is a multi-function voltage item can be set as 4 kinds of 3U0 or check the same period voltage or a certain voltage value of the case output.

2. Single machine is easy to operate. The single machine is operated by a convenient and flexible rotating mouse through a large LCD screen all of which are displayed in Chinese. It can complete most of the field test verification work can verify all kinds of relays and microcomputer protection and can simulate all kinds of complex transient permanent and transformational faults for the whole group of tests. Boot can be used easy to operate.

3. Double operation mode connected to the computer operation through the Windows platform of the full set of Chinese operating software can carry out a variety of large complex and higher degree of automation verification work can be easily tested and scanned a variety of protection fixed value can be real-time storage test data display vector diagram draw fault waveform online print report etc.

4. Software is so powerful that can complete all kinds of high degree of automation of large complex check work such as three phase differential test auxiliary power fast cutting prepared from the cast test line protection inspection period reclosing etc. can easily test and scanning protection setting various fault playback real-time storage test data show that the vector diagram online printing report etc.

5. Switch quantity contact is rich three - phase for 7 contact input and 2 pairs of empty contact output. The input contacts are compatible with 0 ~ 250V potential contacts and can be identified automatically. Input and output contacts can be expanded according to user needs.

6. Large screen LCD display microcomputer relay protection tester adopts 320Ã??240 lattice large screen high-resolution graphics LCD display all the operation process are set on the display screen the operation interface and test results are displayed in Chinese the display is intuitive and clear.

7. Self-protection adopt reasonable design of heat dissipation structure and have a variety of reliable and perfect protection measures and power soft start and a certain fault self-diagnosis and locking function.

8. With an independent dedicated dc power output the device is equipped with one 110V and 220V dedicated dc power output.

9. High cost performance belongs to the cross - professional joint design products integrated multi - professional advanced scientific and technological achievements. Both large tester performance and small tester price with a high performance ratio.

PW336i(6*15A,4*150V)is a powerful secondary injection relay tester with 6-currents and 4-voltages sources.This advanced relay testing set is capable of testing differential relay easily without changing cable connection.Optional upgrade is available to support the test of IEC61850 relay.

Features
6*15A, 4*150V
Aux DC (0-300V), DC measuring inputs
8 binary inputs, 4 binary outputs
Adjustable threshold (0-400V) for binary inputs
In-built analog monitoring and recording function
Can be upgraded to support the test of IEC61850 complied relay

PW466i (6*20A, 6*150V) is a powerful secondary injection test set with 6-currents and 6-voltages sources.This advanced secondary injection kit is capable of testing differential relay and synchronizing relay. Optional upgrade is available to support the test of IEC61850 relay.

Features
6*20A, 6*150V
Aux DC (0-300V)
8 binary inputs, 4 binary outputs
Adjustable threshold (0-400V) for binary inputs
In-built analog monitoring and recording function
Can be upgraded to support the test of IEC61850 complied relay