CN203838251U - Integration test system for quick connection of low-voltage relay protection device - Google Patents
Integration test system for quick connection of low-voltage relay protection device Download PDFInfo
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- CN203838251U CN203838251U CN201320680363.5U CN201320680363U CN203838251U CN 203838251 U CN203838251 U CN 203838251U CN 201320680363 U CN201320680363 U CN 201320680363U CN 203838251 U CN203838251 U CN 203838251U
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- part terminal
- low pressure
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Abstract
The utility model relates to the field of auxiliary testing of relay protection devices, especially an integration test system for the quick connection of a low-voltage relay protection device. The difference lies in that the system comprises an analog part terminal, a high-low current input terminal, an operation loop part terminal, a low-voltage series device, a tester, and a circuit breaker, wherein the analog part terminal, the high-low current input terminal, the operation loop part terminal, the low-voltage series device, the tester and the circuit breaker are fixedly connected together; one end of the analog part terminal is connected with an analog connector assembly in the low-voltage series device; the analog part terminal and the high-low current input terminal are connected with the tester; the high-low current input terminal is connected with a high-low current input connector assembly in the low-voltage series device; one end of the operation loop part terminal is connected to an operation loop connector assembly in the low-voltage series device; and the other end of the operation loop part terminal is connected to the circuit breaker. The system provided by the utility model can the external wiring of the low-voltage series device conveniently, quickly, safely and reliably. Meanwhile, the system is convenient to eliminate a wiring fault quickly when an abnormal condition happens to a test process, thereby saving time in solving a problem.
Description
Technical field
The utility model relates to protective relaying device subtest field, and especially a kind of low pressure protective relaying device accesses integrated test system fast.
Background technology
Protective relaying device can receive the current-voltage information that in electric system, mutual inductor gathers, and the switching value signal of isolating switch and disconnector output; By the protection coherent signal receiving, judge whether normal operation of external system.As exist extremely, it can also move rapidly and accurately in primary equipments such as isolating switchs, and excision fault, the method for operation that changes reduce system loss as far as possible.
Protective relaying device is not only subject to the impact of input signal, and stability, the reliability of self hardware are also had to requirement.Conventionally the input and output terminal of protective device is more and of a great variety.Although the protective device type of low pressure series is more, its mode of connection is unanimous on the whole, in building the process of test platform, for identical part, can avoid repetitive operation.In addition, the terminal interface place access point Limited Number of device plug-in unit, for the port of many outputs, if process badly, easily causes misconnection, the short circuit of whole circuit, has both been inconvenient to repair platform, also may have potential safety hazard.
Summary of the invention
The purpose of this utility model is to provide a kind of low pressure protective relaying device and accesses fast integrated test system, has avoided the repetition wiring in low pressure relay protection equipment series test process.
For achieving the above object, a kind of low pressure protective relaying device that technical solutions of the utility model provide accesses integrated test system fast, its difference is: it comprises the analog quantity part terminal being fixed together, power is established by cable into part terminal, operation circuit part terminal, low pressure protective relaying device, tester and isolating switch, one end of described analog quantity part terminal is connected with the analog quantity plug-in unit in low pressure protective relaying device, described analog quantity part terminal is established by cable into part terminal and is all connected with tester with power, power is established part terminal by cable and is established by cable into plug-in unit and be connected with the power in low pressure protective relaying device, one end of operation circuit part terminal is connected to the operation circuit plug-in unit in low pressure protective relaying device, other one end of operation circuit part terminal is connected to isolating switch.
The integrated wiring terminal that the utility model is formulated for low pressure relay protection equipment series, considers that low pressure protective relaying device is of a great variety, and the difference of relay system defencive function has determined that device hardware definition is inconsistent, thereby also variant in wiring.Therefore, the utility model is taked the connection type of maximum magnitude, considers the wiring of all low pressure protective relaying device backboards, and the terminal line on backboard plug-in unit is drawn, and receives respectively corresponding current terminal in order with classification.
Technique scheme tool has the following advantages: the utility model can be easily and fast, the safe and reliable external cabling that completes low pressure series protective relaying device; Also be convenient to, when test process runs into abnormal conditions, get rid of rapidly wiring faults, for dealing with problems, save time simultaneously.Connection circuit is directly perceived, very clear, avoided too much can not accessing same plug-in unit terminal or owing to touching the phenomenon that causes short circuit because of wiring number simultaneously, saved human resources simultaneously, improved test speed, whole test job can be optimized from time and resource.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment system architecture schematic diagram.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, a kind of low pressure protective relaying device of the utility model embodiment accesses integrated test system fast, its difference is: it comprises analog quantity part terminal, power is established by cable into part terminal, operation circuit part terminal, low pressure protective relaying device, tester and isolating switch, one end of described analog quantity part terminal is connected with the analog quantity plug-in unit in low pressure protective relaying device, described analog quantity part terminal is established by cable into part terminal and is all connected with tester with power, power is established part terminal by cable and is established by cable into plug-in unit and be connected with the power in low pressure protective relaying device, one end of operation circuit part terminal is connected to the operation circuit plug-in unit in low pressure protective relaying device, other one end of operation circuit part terminal is connected to isolating switch.
Concrete, integrated terminal of the present utility model can be divided into following components:
Analog quantity part: voltage, the current signal of use measured and protected to generator.
Strong, weak electricity is opened into part: generator remote signalling is opened into information such as, hard pressing plate, soft pressing plate and guard signals.
Operation circuit part: generator circuit breaker position signal, simultaneously generator trip protection and remote control tripping operation outlet loop.
Concrete, as shown in Figure 1, above-mentioned analog quantity part terminal, power are established part terminal by cable, operation circuit part terminal can integratedly be fixed on a mounting bar 1.
The utility model is applied in the test of low pressure relay protection equipment series; its system integration has the input and output loop of low-voltage protection device, subtest equipment (as tester, isolating switch etc.), can build easily and fast, safely, reliably test platform.Be convenient to correctness and the reliability of the defencive function logic of accurate demo plant, the consistance of pick-up unit nextport hardware component NextPort etc.Can realize dissimilar low pressure protective relaying device and reuse this terminal, can change fast operation circuit, analog quantity open into, strong and weak electricity switching value open into wiring.
The implementation method of this scheme is as follows: this example middle connecting terminal is mainly applicable to the single device to test of low pressure series in factory.Mainly by three parts, formed, participate in accompanying drawing 1.First is analog quantity integrated wiring terminal, and second portion is switching value integrated wiring terminal, and third part is operation circuit integrated wiring terminal.
Below, will describe the concrete implementation step of each several part in detail:
Step 1), for secondary relay protection low-voltage device, check the backboard figure of all devices of this series, understand each terminal definition on device backboard package types and plug-in unit.
Step 2), according to the basically identical feature of due input and output terminal on analog quantity plug-in unit, input and output plug-in unit, operation circuit plug-in unit in low-voltage device, design all general integrated terminals of each low-voltage protection device.In change proving installation, without changing connection terminal, realize the maximum mode of connection.Adopt wire that the terminal on unit simulation amount plug-in unit (voltage, electric current) is drawn, be linked in order on the analog quantity terminal row in integrated terminal; Terminal on installation's power source plug-in unit and expansion plugin (opening into part) is drawn, and the forceful electric power being linked in order in integrated terminal is opened on the terminal of part; Terminal on device CPU card is drawn, the light current being linked in integrated terminal is opened on the terminal of part simultaneously, and requiring must have interval between strong and weak electricity herein; By connecing operation circuit part terminal on device signal plug-in unit, draw again, be linked on the terminal that is defined as operation circuit part in integrated terminal.According to shown in accompanying drawing 1, the black connecting line between low pressure protective relaying device and auxiliary integrated terminal is as mentioned above.
Step 3), after the line between protective relaying device and auxiliary integrated terminal connects, be exactly next to have connected with the wiring of external unit.By electric current on tester, voltage output end through test wire and the corresponding connection of analog quantity terminal in integrated terminal, then by DC output end on tester and the corresponding connection of switching value terminal in integrated terminal.
Step 4), check device backboard figure, by mimic-disconnecting switch and the corresponding connection of operation circuit part in integrated terminal.
Step 5), by the terminal on plug-in unit with by the wire between functional assembly terminal in orbit, couple together.
As can be seen from the above embodiments, the test that the utility model embodiment is low pressure relay protection equipment series provides a kind of easy, safe test macro.Than before, directly outer lines is linked on plug-in unit terminal and is tested, utilize this integrated test system not need rewiring again so that whole test process repeatability is high, its ease for operation effectively prevents especially misconnection and has reduced the probability that occurs short circuit in test process.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (1)
1. a low pressure protective relaying device accesses integrated test system fast, it is characterized in that: it comprises the analog quantity part terminal being fixed together, power is established by cable into part terminal, operation circuit part terminal, low pressure protective relaying device, tester and isolating switch, one end of described analog quantity part terminal is connected with the analog quantity plug-in unit in low pressure protective relaying device, described analog quantity part terminal is established by cable into part terminal and is all connected with tester with power, power is established part terminal by cable and is established by cable into plug-in unit and be connected with the power in low pressure protective relaying device, one end of operation circuit part terminal is connected to the operation circuit plug-in unit in low pressure protective relaying device, other one end of operation circuit part terminal is connected to isolating switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320680363.5U CN203838251U (en) | 2013-10-30 | 2013-10-30 | Integration test system for quick connection of low-voltage relay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320680363.5U CN203838251U (en) | 2013-10-30 | 2013-10-30 | Integration test system for quick connection of low-voltage relay protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203838251U true CN203838251U (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320680363.5U Expired - Fee Related CN203838251U (en) | 2013-10-30 | 2013-10-30 | Integration test system for quick connection of low-voltage relay protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203838251U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687376A (en) * | 2019-10-11 | 2020-01-14 | 南京能云电力科技有限公司 | Intelligent generation system and method for testing template of relay protection device |
| CN112964954A (en) * | 2021-03-03 | 2021-06-15 | 国网江苏省电力有限公司无锡供电分公司 | Multi-interval protection batch test method based on hardware serial number replacement |
-
2013
- 2013-10-30 CN CN201320680363.5U patent/CN203838251U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687376A (en) * | 2019-10-11 | 2020-01-14 | 南京能云电力科技有限公司 | Intelligent generation system and method for testing template of relay protection device |
| CN112964954A (en) * | 2021-03-03 | 2021-06-15 | 国网江苏省电力有限公司无锡供电分公司 | Multi-interval protection batch test method based on hardware serial number replacement |
| CN112964954B (en) * | 2021-03-03 | 2023-02-28 | 国网江苏省电力有限公司无锡供电分公司 | Multi-interval protection batch test method based on hardware serial number replacement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20191030 |