CN205986128U - Optional arc protection system - Google Patents
Optional arc protection system Download PDFInfo
- Publication number
- CN205986128U CN205986128U CN201620886704.8U CN201620886704U CN205986128U CN 205986128 U CN205986128 U CN 205986128U CN 201620886704 U CN201620886704 U CN 201620886704U CN 205986128 U CN205986128 U CN 205986128U
- Authority
- CN
- China
- Prior art keywords
- bus
- high voltage
- load switch
- protection equipment
- arc light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model discloses an optional arc protection system, including low -voltage circuit breaker, transformer, high voltage circuit breaker, generating line, high voltage load switch, point sensor, a protective apparatus, the 2nd protective apparatus and the 3rd protective apparatus, low -voltage circuit breaker's output is connected with the input of transformer, the output of transformer is connected with high voltage circuit breaker's input, and high voltage circuit breaker's output and generating line are connected, and the generating line is connected with high voltage load switch's input, through the data transmission line connection, the 2nd protective apparatus is connected with the point sensor between a protective apparatus and the 2nd protective apparatus, and the 3rd protective apparatus is connected with the point sensor. Does this system only need 5 from detecting the arc light to relay tripping operation output time 7ms, far the tripping operation output time faster than traditional relay protection has the characteristics of high -speed trouble response, can carry out the self -checking of 24 hours incessant systems to can be in time with the monitored control system who passes to the backstage in the trouble.
Description
Technical field
This utility model is related to safe distribution of electric power technical field, more particularly, to a kind of selectable arc light protection system.
Background technology
Reliable and unbroken electric power system, plays very important role, such as in the production, life of mankind nowadays
The long-time interruption of fruit power supply can cause very serious loss.However, the fault of power system is inevitable, by fault
In minimum degree, our necessity will consider the Risk health behavior leading to now.The development of modern power systems, power distribution network capacity
Be gradually increased, the impact to safe operation of power system of the fault of switch cubicle median generatrix room, breaker chamber and cable head-room is got over
Come more serious.It not only makes switch cubicle seriously burn, the expansion causing the accident, and may burn the transformator of costliness, causes
Serious economic loss.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of selectable electric arc protection system
System, comprehensively can be protected to switch cubicle median generatrix room, breaker chamber and cable head-room.
The purpose of this utility model is achieved through the following technical solutions：A kind of selectable electric arc protection system
System, including low-voltage circuit breaker, transformator, primary cut-out, bus, high voltage load switch, point sensor, the first protection equipment,
Second protection equipment and the 3rd protection equipment；The outfan of described low-voltage circuit breaker is connected with the input of transformator；Described
The outfan of transformator be connected with the input of primary cut-out, the outfan of described primary cut-out is connected with bus,
Described bus is connected with the input of high voltage load switch；Pass through between the first described protection equipment and the second protection equipment
Data line connects, and the second described protection equipment is connected with point sensor, the 3rd described protection equipment and point sensor
Connect.
Described bus includes a 10kV bus and the 2nd 10kV bus, a described 10kV bus and the 2nd 10kV
Bus is connected by high voltage load switch.
The outfan of the first described protection equipment current acquisition line connection transformer.
The first described protection equipment carries out tripping/controlling to low-voltage circuit breaker and primary cut-out.
The high voltage load switch that the second described protection equipment connects to a 10kV bus carries out tripping/controlling.
The high voltage load switch that the 3rd described protection equipment connects to the 2nd 10kV bus carries out tripping/controlling.
The position of described point sensor detection includes primary cut-out outfan, high voltage load switch input, high pressure
At on-load switch, high voltage load switch outfan.
The first described protection equipment model includes SAQE A200, and the second described protection equipment model includes SAQE
A12, the 3rd described protection equipment model includes SAQE AP30.
The beneficial effects of the utility model are：A kind of selectable arc light protection system, can be according to different applications
Occasion, formulates flexible scheme, to meet the application demand of different user, when arclight is detected to relay tripping operation output
Between only need 5-7ms, far faster than traditional relay protection tripping operation output time there is high speed failure response, can carry out
24 hours uninterrupted System self-test, and can be in time by the monitoring system of fault upload to backstage.
Brief description
Fig. 1 is arc light protection system structure chart；
In figure, 1- transformator, 2- primary cut-out, 3- the 10kV bus, 4- low-voltage circuit breaker, 5- the 2nd 10kV is female
Line, 6- high voltage load switch；7- point sensor, 8- current acquisition line, 9- data line.
Specific embodiment
Below in conjunction with the accompanying drawings the technical solution of the utility model is described in further detail, but protection domain of the present utility model
It is not limited to described below.
As shown in figure 1, a kind of selectable arc light protection system, including low-voltage circuit breaker 4, transformator 1, high pressure open circuit
Device 2, bus, high voltage load switch 6, point sensor 7, the first protection equipment, the second protection equipment and the 3rd protection equipment；Described
The outfan of low-voltage circuit breaker 4 be connected with the input of transformator 1；The described outfan of transformator 1 and primary cut-out 2
Input connect, the outfan of described primary cut-out 2 is connected with bus, described bus and high voltage load switch 6
Input connects；It is connected by data line 9 between the first described protection equipment and the second protection equipment, described second
Protection equipment is connected with point sensor 7, and the 3rd described protection equipment is connected with point sensor 7.
Described bus includes a 10kV bus 3 and the 2nd 10kV bus 5, a described 10kV bus 3 and second
10kV bus 5 is connected by high voltage load switch 6.
The outfan of described the first protection equipment current acquisition line 8 connection transformer 1.
The first described protection equipment carries out tripping/controlling to low-voltage circuit breaker 4 and primary cut-out 2.
The second described protection equipment carries out tripping/controlling to the high voltage load switch 6 that a 10kV bus 3 connects.
The 3rd described protection equipment carries out tripping/controlling to the high voltage load switch 6 that the 2nd 10kV bus 5 connects.
The position of described point sensor detection includes primary cut-out 2 outfan, high voltage load switch 6 input, height
Pressure on-load switch 6 at, high voltage load switch 6 outfan.
The first described protection equipment model includes SAQE A200, and the second described protection equipment model includes SAQE
A12, the 3rd described protection equipment model includes SAQE AP30.
This utility model can formulate flexible scheme according to different application scenarios, to meet the application need of different user
Ask, realize the kinds of schemes of SAQE arc light protection system：
Embodiment one, a 10kV bus 3 is realized to switch cubicle using SAQE A200+SAQE A12+ point sensor 7
Comprehensive protection of bus-bar room, breaker chamber and cable head-room.
Embodiment two, the 2nd 10kV bus 5 is used SAQE A200+SAQE A12+ point sensor 7 as to switch cubicle
Special bus protection, is used SAQE AP30 and point sensor 7 to realize the privacy protection as end.
The above is only preferred implementation of the present utility model it should be understood that this utility model is not limited to herein
Disclosed form, is not to be taken as the exclusion to other embodiment, and can be used for various other combinations, modification and environment, and
Can be modified by the technology or knowledge of above-mentioned teaching or association area in contemplated scope described herein.And this area
Change that personnel are carried out and change, then all should be in rights appended by this utility model without departing from spirit and scope of the present utility model
In the protection domain requiring.
Claims (8)
1. a kind of selectable arc light protection system it is characterised in that：Including low-voltage circuit breaker（4）, transformator（1）, high pressure
Chopper（2）, bus, high voltage load switch（6）, point sensor（7）, the first protection equipment, the second protection equipment and the 3rd guarantor
Shield equipment；Described low-voltage circuit breaker（4）Outfan and transformator（1）Input connect；Described transformator（1）Defeated
Go out end and primary cut-out（2）Input connect, described primary cut-out（2）Outfan be connected with bus, described
Bus and high voltage load switch（6）Input connect；Pass through number between the first described protection equipment and the second protection equipment
According to transmission line（9）Connection, the second described protection equipment and point sensor（7）Connect, the 3rd described protection equipment is passed with point
Sensor（7）Connect.
2. a kind of selectable arc light protection system according to claim 1 it is characterised in that：Described bus includes
First 10kV bus（3）With the 2nd 10kV bus（5）, a described 10kV bus（3）With the 2nd 10kV bus（5）By height
Pressure on-load switch（6）Connect.
3. a kind of selectable arc light protection system according to claim 1 it is characterised in that：The first described protection
Device current gathering line（8）Connection transformer（1）Outfan.
4. a kind of selectable arc light protection system according to claim 1 it is characterised in that：The first described protection
Equipment is to low-voltage circuit breaker（4）And primary cut-out（2）Carry out tripping/controlling.
5. a kind of selectable arc light protection system according to claim 1 it is characterised in that：The second described protection
Equipment is to a 10kV bus（3）The high voltage load switch connecting（6）Carry out tripping/controlling.
6. a kind of selectable arc light protection system according to claim 1 it is characterised in that：The 3rd described protection
Equipment is to the 2nd 10kV bus（5）The high voltage load switch connecting（6）Carry out tripping/controlling.
7. a kind of selectable arc light protection system according to claim 1 it is characterised in that：Described point sensor
The position of detection includes primary cut-out（2）Outfan, high voltage load switch（6）Input, high voltage load switch（6）Place, height
Pressure on-load switch（6）Outfan.
8. a kind of selectable arc light protection system according to claim 1 it is characterised in that：The first described protection
Unit type includes SAQE A200, and the second described protection equipment model includes SAQE A12, described the 3rd protection equipment type
Number include SAQE AP30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886704.8U CN205986128U (en) | 2016-08-16 | 2016-08-16 | Optional arc protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886704.8U CN205986128U (en) | 2016-08-16 | 2016-08-16 | Optional arc protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205986128U true CN205986128U (en) | 2017-02-22 |
Family
ID=58030531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620886704.8U Expired - Fee Related CN205986128U (en) | 2016-08-16 | 2016-08-16 | Optional arc protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205986128U (en) |
-
2016
- 2016-08-16 CN CN201620886704.8U patent/CN205986128U/en not_active Expired - Fee Related
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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: 20170222 Termination date: 20210816 |