XK-DB1 Power system relay protection laboratory bench

Product overview

XK-DB1 Power system relay protection laboratory bench is well-designed and manufactured by synthesizing teaching content on relay protection, electrical equipment, automatic device, factory electricity supply, power system microcomputer protection and other professional courses in institutions of higher learning, combining with working practical experience of power plant, substation , factory substation and other departments. The laboratory bench can carry out dozens of experimental training such as relay characteristic, relay protection, relay comprehensive protection, secondary circuit and so on. This device can meet the students learning and doing experiment of the basic functions of power system microcomputer protection, also help students master operating principle, internal structure, basic characteristics, setting debugging and validation of common relay (reclosing relay, differential relay, power directional relay, synchronizing checking relay, induction inverse time overcurrent relay, rectification direction impedance relay, phase meters, switch component, etc.)

Detailed instructions for use and typical project cases are equipped.

Technical parameters

1. Input power supply: Three-phase four-wire (or three-phase five-wire), 380V ± 10%, 50HZ
2. Work environment: try to avoid corrosive gases and dust  

    Temperature: -10 °C - +40 °C

    Relative humidity: ≤ 85% (25 °C)

    Elevation: <4000m

3. Leakage Protection Index

   Current: 30mA

   Voltage: < 36V

4. Overall capacity: ≤1KVA

5. Weight: <180 kg
6. Overall dimensions: 1786mm × 720mm × 1600mm

Experimental training projects

I. Relay characteristic experimental training
1. Experimental training of electromagnetic voltage relay
2. Experimental training of electromagnetic current relay
3. Experimental training of electromagnetic time relay
4. Experimental training of electromagnetic auxiliary relay
5. Experimental training of auxiliary relay with holding coil
6. Experimental training of auxiliary relay with delayed contact

7. Experimental training of signal relay
8. Experimental training of negative sequence voltage relay
9. Experimental training of shock relay characteristic
10. Experimental training of once reclosing relay characteristic
11. Experimental Training of flash relay

II. Relay protection experimental training

1. Constant time-lag over-current protection experimental training
2. Instantaneous over-current quick-break protection experimental training
3. Inverse time lag over-current protection experimental training
4. 6-10KV line two-stage current protection experimental training
5. 6-10KV line three-stage current protection experimental training
6. Low-voltage interlocking over-current protection experimental training
7. Low voltage starting over-current actions experimental training
8. Compound voltage starting over-current protection experimental training
9. Unilateral power circuit three-phase once reclosing relay experimental training
10. Acceleration before automatic reclosing protection experimental training
11. Acceleration after automatic reclosing protection experimental training
12. Generator over-voltage protection experimental training
13. Bright standby two-way power supply each other input circuit training
14. Dark standby bus tie circuit breaker automatic input circuit training

III. Secondary control circuit experimental training

1. Circuit breaker manually separating brake and switching in experimental training
2. Flasher consisted of flashing relay experimental training
3. Circuit breaker control with lighting monitoring experimental training
4. Circuit breaker control with lighting and sound monitoring experimental training
5. Centre resetting no repetitive action fault signalling device experimental training
6. Centre resetting repetitive action fault audible signal device experimental training

7. Circuit breaker equipped with anti-bouncer lockout control loop experimental training
8. Centre resetting repetitive action anticipating signal device experimental training

9. 6 ~ 10KV busbar voltage measurement and insulation monitoring experimental training
IV. Relay protection comprehensive experimental training

1. Two-stage current protection and acceleration before automatic reclosing experimental training
2. Two-stage current protection and acceleration after automatic reclosing experimental training
3. Low-voltage lockout over-current protection and acceleration before automatic reclosing  experimental training

4. Low-voltage lockout over-current protection and acceleration after automatic reclosing experimental training
 5. Low-voltage starting over-current protection and acceleration before automatic reclosing experimental training
 6. Low-voltage starting over-current protection and acceleration after automatic reclosing experimental training

7. Compound voltage starting over-current protection and acceleration before automatic reclosing experimental training
 8. Composite voltage starting over-current protection and acceleration after automatic reclosing experimental training
 9. Two-way power supply input each and constant time-lag over-current protection experimental training
 10. Two-way power supply input each and current quick-break protection experimental training
 11. Bus tie circuit breaker automatic input and constant time-lag over-current protection experimental training
 12. Bus tie circuit breaker automatic input and current quick-break protection experimental training
V. Microprocessor protection simulation training
1. Current quick-break protection simulated experiment
2. Current quick-break protection with the directional lockout simulated experiment
3. Low-voltage lockout current quick-break protection simulated experiment
4. Current quick-break protection With the constant doubling simulated experiment
5. Timed current quick-break protection simulated experiment
6. Timed current quick-break protection With the directional lockout simulated experiment

7. Low-voltage lockout timed current quick-break protection simulated experiment

8. Timed current quick-break protection with the constant doubling simulated experiment
9. Constant time-lag over-current protection simulated experiment

10. Constant time-lag over-current protection with the directional lockout simulated experiment

11. Low-voltage lockout constant time-lag over-current protection simulated experiment

12. Constant time-lag over-current protection with the constant doubling simulated experiment

13. Inverse time lag over-current protection simulated experiment
14. Negative-sequence current protection simulated experiment
15. Negative-sequence voltage protection simulated experiment
16. Over voltage protection simulated experiment

Shandong Xingke Intelligent Technology Co., Ltd.
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<br/>Company Profile
<br/>Xingke Company is a shareholding-system new-and-high tech enterprise that is specialized in teaching-apparatus research and development, manufacture and sales. For general enterprise strength in Chinese vocation-education teaching equipment industry, we are on top. We are the first supplier of practice training equipment in China. We are in a international leading position in the field of specialized virtual-simulation on metallurgy. We are also the navigator of Chinese practice and training type teaching apparatus.
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<br/>Our company was founded in 1999, and we have more than 300 staffs. There are more than 85% people who are specialized technicians. We have more than 30 middle/senior administrative staffs, and more than 80 middle/senior research-and-development staffs. The enterprise's registered capital is 12 million Yuan, and capital asset is 50 million Yuan. Our sale in year 2009 was 160 million Yuan, and value of export in year 2010 was more than 10 million US Dollars.
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<br/>Our product covers many fields of Chinese educational equipment industry (such as electro-technics, electronic techniques, electric automatization, automation of electric power systems, pneumatic hydraulics, mechatronics, intelligent buildings, numerically controlled lathes and others). We possess 28 series, more than 280 kinds of products, and we own scores of patented products. An average annual sale is 150 million Yuan, and our product marketing network covers all provinces, cities and municipalities nationwide. There are multiple products which have been exported in blocks.
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<br/>Our company occupies an area of more than 1,200 square meters for research and development office and has a powerful R&D (research and development) management team. We have built technology center, research laboratory, industrial park, nationwide marketing-network and customer service center. We have won many honors. We have provincial technology center, provincial software engineering and technology center, provincial engineering research center, excellent innovating team in Jinan City, Chinese vocational teaching-assist-equipment development center, national informatization CEAC vocational-skills training R&D center and others. By our own achievements and power, Xingke has got the approval of relevant national department, and our products are supported and put emphasis on by National Development and Reform Commission, Ministry of Education, MOST(Ministry of Science and Technology) and Ministry of Labour and MII(Ministry of Information Industry). Our company is also the member of Chinese Teaching Equipment Import and Export Corporation.
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<br/>Our industry park is located in Mingshui Development Zone in Zhangqiu, Jinan City, and covers an area of 17766 square meters. Our workshop covers an area of 5149