SDJB-6000A Six Phase Microcomputer Relay Protection Tester

SDJB-6000A Six Phase Microcomputer Relay Protection Tester

A computer-based relay protection testing system professionally developed and produced according to the actual needs of a wide range of users. This instrument utilizes modern microelectronics technology and power electronics technology, adopts imported TFT 10.4-inch LCD display screen and imported high-performance embedded industrial computer, runs Windows XP operating system, and is equipped with ultra-thin industrial computer keyboard and mouse. Adopting internationally popular DSP and switch amplifier technology, the standalone independent operation function is very powerful, and the advanced design concept has made the relay protection device tester reach the advanced level in China.

SDJB-6000A Six Phase Microcomputer Relay Protection Tester

It can be used to test various traditional relays and protection devices, as well as various modern microcomputer protections, especially for transformer differential protection and backup automatic switching devices, making testing more convenient. This microcomputer relay protection tester can simultaneously output standard six phase current and six phase voltage, with a current of 30A/phase and a voltage of 125V/phase. The parallel connection of six phase current can reach 180A.

Simultaneously outputting six phase current and six phase voltage, it can complete three-phase differential and backup automatic switching tests.

High performance industrial control computer, 10.4 "large screen color LCD display, embedded ultra-thin industrial keyboard, pre installed Windows operating system, can be connected to external laptops or desktops.
The testing software can automatically complete tests such as differential protection, line protection, reclosing, low cycle, synchronization, harmonics, backup automatic switching, oscillation, fault reproduction, etc. It can also be connected to GPS for longitudinal protection tests.
It can store test data in real-time, display test graphs, and automatically generate test reports.
Equipped with multiple USB interfaces for convenient data access and software maintenance.
The instrument comes with 110V and 220V DC power supply, which can provide power to the protection device.
The instrument has self-protection function, adopts a reasonably designed heat dissipation structure, has reliable and complete multiple protection measures, supports output waveform monitoring, fault self diagnosis and locking function.

SDJB-6000A Six Phase Microcomputer Relay Protection Tester

Functional features:
1. This microcomputer relay protection testing system can simultaneously output standard six phase current and six phase voltage, which is compatible with traditional relay and protection device testing, as well as convenient for transformer differential testing and backup automatic switching testing.
2. This product meets the technical requirements of the power industry standard DL/T624-1997 "Technical Conditions for Microcomputer Test Equipment for Relay Protection".
3. Single machine independent operation, built-in high-performance industrial computer, with a main frequency of 300-600MHz, 512MB of memory, 4-12GB of hard disk, running Windows XP operating system.
4. The main control board adopts DSP FPGA structure and 16 bit DAC output, which can generate high-density sine waves of 2000 points per week for the base wave, greatly improving the quality of the waveform and enhancing the accuracy of the tester.
5. The power amplifier adopts high fidelity linear power amplifier, which ensures the accuracy of small current and the stability of large current.
6. Domestically, imported brushed stainless steel panels were first adopted, equipped with ultra-thin industrial computer keyboards and mice. With the keyboard and mouse, various operations can be completed just like using a regular PC.
7. The instrument is equipped with 3 USB communication interfaces, which can be connected to a laptop for operation. The laptop and the industrial computer use the same software, so there is no need to relearn the operation method.
8. Equipped with GPS synchronization test function, the device can have a built-in GPS synchronization card (optional) connected to a PC through an RS232 port, enabling two instruments to perform remote synchronization and testing.
9. Equipped with an independent dedicated DC auxiliary voltage source, with output voltages of 110V (1A) and 220V (0.6A) respectively, to provide power for relays or protective devices that require DC working power.
10. Complete self-protection function, reasonable design of heat dissipation structure, reliable and complete hardware protection measures, with functions such as fault self diagnosis and output locking.
11. It has software self calibration function, which can calibrate accuracy by adjusting the potentiometer without opening the chassis, greatly improving the stability of accuracy.

SDJB-6000A Microcomputer Relay Protection Tester

Technical parameters:
1. AC current source:
Amplitude range: 6 × (0-30A) Accuracy: 0.2%
Six phase current parallel outputz·uiMaximum value: 180A
Long term allowable operating value of phase current: 10A
Power: 300VA/phase
Six phase parallel connectionz·uiHigh power: 900VA
Six phase parallel connectionz·uiAllowable working time during high output: 10 seconds
Frequency range: 0-1000Hz Accuracy: 0.001Hz
Harmonic order: 2-20th order Phase: 0-360 ° Accuracy: 0.1 °
2. AC voltage source:
Amplitude range: 6 × (0-125V) Accuracy: 0.2%
Line voltage range: 0-250V
Phase voltage/line voltage output power: 70VA/100VA
Frequency range: 0-1000Hz Accuracy: 0.001Hz
Harmonic frequency: 2-20 times
3. DC current source:
Amplitude: 20A/phase power: 300VA/phase accuracy: 0.5%
4. DC voltage source:
Phase voltage output amplitude: 0- ± 150V accuracy: 0.5%
Line voltage output amplitude: 0- ± 300V
Phase voltage/line voltage output power: 90VA/180VA
5. Switching terminal:
Switching input terminals: 8 pairs
Empty contact: 1-20mA, 110V device internal active
Potential flip: 0-6VDC is low level
15-250VDC is a high level
Switching output terminals: 4 pairs, air contact, breaking capacity: 110V/2A, 220V/1A
6. Time measurement range:
Measurement range: 1ms-9999s Accuracy: 1ms
7. Working power supply: AC220V ± 10% 50Hz 10A