CN113985169A - Relay test protection instrument and FTU's termination - Google Patents
Relay test protection instrument and FTU's termination Download PDFInfo
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- CN113985169A CN113985169A CN202111245169.XA CN202111245169A CN113985169A CN 113985169 A CN113985169 A CN 113985169A CN 202111245169 A CN202111245169 A CN 202111245169A CN 113985169 A CN113985169 A CN 113985169A
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- 230000008859 change Effects 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
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- 229910052802 copper Inorganic materials 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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Abstract
The invention discloses a wiring device of a relay test protection instrument and an FTU (fiber to the Home) and belongs to the technical field of electric power. The wiring device of the relay test protection instrument and the FTU comprises a first wiring circuit and a second wiring circuit which are in communication connection. A first wiring port and a second wiring port are arranged on the side wall of the wiring base, the output end of the first wiring port is electrically connected with the first wiring circuit, and the input end of the first wiring port can be electrically connected with the relay test protection instrument; the input and the second wiring circuit electricity of second wiring mouth are connected, and the output of second wiring mouth can be connected with the FTU electricity to realize being connected of relay test protection appearance and FTU. The device simplifies the wiring process between the relay test protection instrument and the FTU, and improves the wiring efficiency and the wiring accuracy between the relay test protection instrument and the FTU.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to a wiring device of a relay test protection instrument and an FTU (fiber to the Unit).
Background
An FTU (power distribution switch monitoring terminal) is used as an intelligent terminal device, has the functions of remote control, remote measurement, remote signaling and fault detection, and is widely applied to a power distribution network.
In order to improve the reliability of power supply to users and ensure the power supply safety and the power supply quality, the FTU needs to be debugged so that the FTU can work normally. When the FTU is debugged, a relay protection tester needs to be connected to simulate the field operation condition. However, in the actual debugging process, the wiring process of the FTU and the relay protection tester is complex and tedious, so that the debugging time is long, and the wrong wiring is easy to connect, which causes the bad consequences of debugging failure and even equipment damage. In addition, FTUs of different models produced by a plurality of manufacturers exist in the power distribution network, and higher requirements are placed on knowledge storage of debugging personnel.
Therefore, it is desirable to provide a relay testing protection device and a connection device of an FTU to solve the above problems.
Disclosure of Invention
The invention aims to provide a wiring device of a relay test protection instrument and an FTU (fiber to the Home) so as to solve the problem of complex wiring process of the relay test protection instrument and the FTU and improve the wiring efficiency and the wiring accuracy.
In order to realize the purpose, the following technical scheme is provided:
a wiring device of relay test protection instrument and FTU comprises:
the wire holder is provided with an accommodating groove, a first wiring area and a second wiring area are arranged in the accommodating groove, a first wiring circuit is arranged in the first wiring area, a second wiring circuit is arranged in the second wiring area, and the first wiring circuit is in communication connection with the second wiring circuit;
a first wiring port is arranged on the side wall, close to the first wiring area, of the wiring base, the output end of the first wiring port is electrically connected with the first wiring circuit, and the input end of the first wiring port can be electrically connected with a relay test protection instrument; be close to on the wire holder be equipped with the second wiring mouth on the lateral wall in second wiring district, the input of second wiring mouth with second wiring circuit electricity is connected, the output of second wiring mouth can be connected with the FTU electricity.
As an alternative of the wiring device of the relay testing protection instrument and the FTU, the first wiring port and the second wiring port are provided with multiple types so as to connect different models the relay testing protection instrument and different models of the FTU.
As an alternative to the above-mentioned relay test protection instrument and the wiring device of the FTU, the first wiring circuit includes a first controller, a first variable resistor, a first current tester, a first voltage tester, and a first circuit protector, which are electrically connected.
As an alternative to the above-mentioned wiring device of the relay test protection instrument and the FTU, the second wiring circuit includes a second controller, a second variable resistor, a second current tester, a second voltage tester, and a second circuit protector, which are electrically connected.
As an alternative of the relay test protection instrument and the wiring device of the FTU, the relay test protection instrument further comprises a housing for covering the accommodating groove; the shell is also provided with two data transmission ports and two display screens, the two data transmission ports and the two display screens are arranged in a one-to-one correspondence mode, the input end of one of the two data transmission ports is electrically connected with the first wiring circuit, and the output end of the one data transmission port is in communication connection with the corresponding display screen; the input end of the other data transmission port is electrically connected with the second wiring circuit, and the output end of the other data transmission port is in communication connection with the corresponding display screen.
As an alternative of the above relay testing protection instrument and the wiring device of the FTU, the first wiring circuit further includes a third circuit protector, and the second wiring circuit further includes a fourth circuit protector.
As an alternative scheme of above-mentioned relay test protection appearance and FTU's termination, still be equipped with first test port and second test port on the shell, the input of first test port with the third circuit protector communication links to each other, the input of second test port with the fourth circuit protector communication links to each other, first test port with the output homoenergetic of second test port all can be connected with external display screen electricity.
As an alternative of the above relay testing protection instrument and the wiring device of the FTU, the housing is further provided with a first switch, a second switch, a third switch and a fourth switch, and the first switch is electrically connected to the first circuit protector; the second switch is electrically connected with the second circuit protector; the third switch is electrically connected with the third circuit protector; the fourth switch is electrically connected with the fourth circuit protector.
As an alternative of the relay testing protection instrument and the wiring device of the FTU, the outer surface of the wiring base is coated with an insulating sleeve.
As an alternative of the relay testing protection instrument and the FTU wiring device, the insulating sleeve is provided with anti-skidding lines.
Compared with the prior art, the invention has the beneficial effects that:
the wiring device of the relay test protection instrument and the FTU comprises a first wiring circuit and a second wiring circuit which are in communication connection. A first wiring port and a second wiring port are arranged on the side wall of the wiring base, the output end of the first wiring port is electrically connected with the first wiring circuit, and the input end of the first wiring port can be electrically connected with the relay test protection instrument; the input and the second wiring circuit electricity of second wiring mouth are connected, and the output can be connected with FTU electricity to realize being connected of relay test protection appearance and FTU. The device simplifies the wiring process between the relay test protection instrument and the FTU, and improves the wiring efficiency and the wiring accuracy between the relay test protection instrument and the FTU.
Drawings
Fig. 1 is a schematic structural diagram of a relay test protection instrument and a connection device of an FTU in an embodiment of the present invention at a first view angle;
fig. 2 is a schematic structural diagram of a relay test protection instrument and a connection device of an FTU without a housing in a first view according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a relay test protection instrument and a connection device of an FTU in an embodiment of the present invention at a second view angle;
fig. 4 is a schematic structural diagram of a relay test protection instrument and a connection device of an FTU in an embodiment of the present invention at a third view angle;
fig. 5 is a schematic structural diagram of a connection device between the relay test protection instrument and the FTU in the embodiment of the present invention in a fourth view.
Reference numerals:
1. a wire holder; 2. a housing; 3. a fixed seat;
11. a first wiring region; 12. a first wiring circuit; 121. a first controller; 122. a first variable resistor; 123. a first current tester; 124. a first voltage tester; 125. a first circuit protector; 1251. a first switch; 126. a third circuit protector; 1261. a third switch; 13. a second wiring region; 14. a second wiring circuit; 141. a second controller; 142. a second variable resistor; 143. a second current tester; 144. a second voltage tester; 145. a second circuit protector; 1451. a second switch; 146. a fourth circuit protector; 1461. a fourth switch; 15. a first wiring port; 16. a second wiring port; 17. a first test port; 18. a second test port;
21. a data transmission port; 22. a display screen;
31. and (7) installing holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements to be referred to must have specific orientations, be constructed in specific orientations, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
Because the FTU has the functions of remote control, remote measurement, remote signaling and fault detection in the power distribution network, the safety and the quality of power supply to users can be ensured. Therefore, the FTU is debugged, so that the FTU can normally work in the power distribution network, and an important means for ensuring the reliable operation of the power distribution network is provided. At present, the on-site operation condition is simulated by connecting the FTU and the relay protection tester, so that the FTU is debugged. However, due to the complex and tedious wiring process of the FTU and the relay protection tester, the wiring time between the FTU and the relay protection tester is long, and the accuracy is poor. Therefore, in order to solve the above problems, a wiring device for a relay test protection instrument and an FTU is provided.
Example one
As shown in fig. 1 to 5, the wiring device for a relay testing protection instrument and an FTU provided in this embodiment includes a wire holder 1, a receiving groove is formed in the wire holder 1, a first wiring area 11 and a second wiring area 13 are formed in the receiving groove, a first wiring circuit 12 is formed in the first wiring area 11, a second wiring circuit 14 is formed in the second wiring area 13, and the first wiring circuit 12 is in communication connection with the second wiring circuit 14. A first wiring port 15 is arranged on the side wall of the wiring base 1 close to the first wiring area 11, the output end of the first wiring port 15 is electrically connected with the first wiring circuit 12, and the input end of the first wiring port 15 can be electrically connected with a relay test protection instrument; be equipped with second wiring mouth 16 on the lateral wall that is close to second wiring district 13 on the wire holder 1, the input and the second wiring circuit 14 electricity of second wiring mouth 16 are connected, and the output of second wiring mouth 16 can be connected with FTU electricity to realize being connected of relay test protection appearance and FTU. The device simplifies the wiring process between the relay test protection instrument and the FTU, and improves the wiring efficiency and the wiring accuracy between the relay test protection instrument and the FTU.
Optionally, the wiring device of the relay test protection instrument and the FTU further includes a housing 2, and a holding groove is formed in the cover to protect the first wiring circuit 12 and the second wiring circuit 14 from being disturbed by the external environment, so that the service life of the wiring device of the relay test protection instrument and the FTU is prolonged. Further, in the present embodiment, the housing 2 is rotatably connected to the wire holder 1. In other embodiments, the housing 2 is removably connected to the wire holder 1.
Because the FTU that sets up in the distribution network is not single model, has included the multiple type FTU of a plurality of producer designs to the relay test protection appearance that the debugging was used also has different models, and this has led to the wiring condition complicacy between relay test protection appearance and the FTU, is equipped with the termination of single model wiring mouth, can not be applicable to various circumstances. Therefore, optionally, the first wiring port 15 and the second wiring port 16 are both provided with a plurality of types to connect different types of relay testing protection instruments and different types of FTUs, so that the applicability of the wiring device of the relay testing protection instrument and the FTUs is improved.
As can be seen from fig. 4 and 5, further alternatively, a conductive tab is provided in each of the first and second wire connection ports 15 and 16 to improve the conductivity of the first and second wire connection ports 15 and 16. In this embodiment, the conductive sheet is a tin-plated copper sheet.
As can be seen with reference to fig. 2, optionally, the first wiring circuit 12 includes a first controller 121, a first variable resistor 122, a first current tester 123, a first voltage tester 124, and a first circuit protector 125 electrically connected. The first variable resistor 122 can adjust the resistance value of the resistor in the first wiring circuit 12, thereby adjusting the current and voltage of the first wiring circuit 12. The first current tester 123 is used to measure the current in the first wiring circuit 12. The first voltage tester 124 is used to measure the voltage in the first wiring circuit 12. The first circuit protector 125 is configured to monitor a current and a voltage in the first wiring circuit 12, and when the current and the voltage in the first wiring circuit 12 are monitored to be abnormal, the first controller 121 controls the first circuit protector 125 to start, so that the communication connection between the first wiring circuit 12 and the second wiring circuit 14 is disconnected, on one hand, the first circuit protector is convenient to separately detect the first wiring circuit 12 and the second wiring circuit 14, and search for a reason for the abnormal current and voltage; on the one hand, the safety of the FTU is ensured by controlling the circuit damage within the range of the first wiring circuit 12. The first wiring circuit 12 can measure the current and the voltage in the first wiring circuit 12 through the first current tester 123 and the first voltage tester 124, when the current and the voltage are abnormal, the first controller 121 controls the first circuit protector 125 to start, the first wiring circuit 12 and the second wiring circuit 14 are disconnected, then the first controller 121 controls the first variable resistor to change the resistance value of the first variable resistor, the first wiring circuit 12 is checked, if the first wiring circuit 12 is damaged, the first wiring circuit 12 is required to be replaced or repaired in time, the influence of the damage of the first wiring circuit 12 on the FTU debugging result is removed, and the accuracy of the debugging result is improved. If no damage occurs to the first wiring circuit 12, it is indicated that the voltage and current anomalies are caused by the FTU, i.e., the FTU being debugged is unreliable. The resistance of the first variable resistor should continue to be adjusted so that the voltage and current in the first wiring circuit 12 return to normal, ready for the next FTU debug.
Optionally, the second wiring circuit 14 includes a second controller 141, a second variable resistor 142, a second current tester 143, a second voltage tester 144, and a second circuit protector 145, which are electrically connected. The second variable resistor 142 can adjust the resistance of the resistor in the second wiring circuit 14, thereby adjusting the current and voltage of the second wiring circuit 14. The second current tester 143 is used to measure the current in the second wiring circuit 14. The second voltage tester 144 is used to measure the voltage in the second wiring circuit 14. The second circuit protector 145 is configured to monitor the current and voltage in the second wiring circuit 14, and when the current and voltage in the second wiring circuit 14 are monitored to be abnormal, the second controller 141 controls the second circuit protector 145 to start, so that the communication connection between the second wiring circuit 14 and the FTU is disconnected, the circuit damage is controlled within the range of the second wiring circuit 14, and the safety of the FTU is ensured. The second wiring circuit 14 can measure the current and the voltage in the second wiring circuit 14 through the second current tester 143 and the second voltage tester 144, when the current and the voltage are abnormal, the second controller 141 controls the second circuit protector 145 to start, the second wiring circuit 14 and the FTU are disconnected, then the second controller 141 controls the second variable resistor to change the resistance value thereof, the second wiring circuit 14 is checked, if the second wiring circuit 14 is damaged, the second wiring circuit 14 is replaced or repaired in time, the influence of the damage of the second wiring circuit 14 on the FTU debugging result is removed, and the accuracy of the debugging result is improved. If no damage occurs to the second wiring circuit 14, it indicates that the voltage and current anomalies are caused by the FTU, i.e., the FTU being debugged is unreliable. The resistance of the second variable resistor should continue to be adjusted so that the voltage and current in the second wiring circuit 14 return to normal, ready for the next FTU debug.
As shown in fig. 1-2, optionally, the housing 2 is further provided with two data transmission ports 21 and two display screens 22, the two data transmission ports 21 and the two display screens 22 are arranged in a one-to-one correspondence manner, an input end of one of the two data transmission ports 21 is electrically connected to the first wiring circuit 12, and an output end of the one of the two data transmission ports 21 is connected to the corresponding display screen 22 in a communication manner; the input end of another data transmission port 21 is electrically connected with the second wiring circuit 14, and the output end is connected with the corresponding display screen 22 in a communication manner, so that the voltage value and the current value in the first wiring circuit 12 and the second wiring circuit 14 are transmitted to the display screen 22 and displayed, so that a debugger can conveniently observe and timely find the abnormality of the voltage value and the current value in the first wiring circuit 12 and the second wiring circuit 14.
Optionally, the outer surface cladding of wire holder 1 has insulating cover to improve wire holder 1's insulating effect, avoid appearing the electric leakage phenomenon, improved the security of wiring process. In this embodiment, the insulating sleeve is made of rubber.
Further optionally, the insulating sleeve is provided with anti-skidding lines, so that friction between the surface of the insulating sleeve and a human hand is increased, and the anti-skidding effect of the wire holder 1 is improved. Specifically, the anti-slip pattern may be a bent protrusion or a circular protrusion, which is not limited herein. Furthermore, the antiskid lines are provided with a plurality of lines, so that the antiskid effect is further improved.
Optionally, the bottom of wire holder 1 is equipped with fixing base 3, and fixing base 3 can be dismantled with the external world and link to each other for relay test protection appearance and FTU termination can install on needs fixed position. Further optionally, be equipped with mounting hole 31 on fixing base 3, can be equipped with the installation screw in mounting hole 31 to realize fixing base 3 and external dismantling and link to each other. Further, the mounting holes 31 are provided in plural to improve the stability of the mounting of the fixing base 3. In this embodiment, the number of the mounting holes 31 is four, and the four mounting holes 31 are arranged in one-to-one correspondence with the corners of the fixing base 3, so as to improve the stability of the installation of the fixing base 3.
Further optionally, the fixing seat 3 is made of a wood material, so that the manufacturing cost is reduced. Because moist wood does not have the insulating nature, consequently in order to guarantee the insulating nature of fixing base 3, must be equipped with the shock insulator in the bottom of fixing base 3 to realize dampproofing effect. In this embodiment, the spacer may be made of rubber or plastic, so long as the moisture-proof and insulating effects are achieved.
Example two
As shown in fig. 1 to fig. 3, the present embodiment provides a wiring device of a relay test protection instrument and an FTU, and compared with the first embodiment, the basic structure of the wiring device of the relay test protection instrument and the FTU provided in the present embodiment is the same as that of the first embodiment, except that the wiring device of the relay test protection instrument and the FTU further includes a third circuit protector 126 and a fourth circuit protector 146.
Optionally, the first wiring circuit 12 further includes a third circuit protector 126 and the second wiring circuit 14 further includes a fourth circuit protector 146. The first wiring circuit 12 simultaneously comprises the first circuit protector 125 and the third circuit protector 126, so that a redundant design is realized, when the first circuit protector 125 is damaged, the third circuit protector 126 can support the first wiring circuit 12 to normally work, and the reliability of the first wiring circuit 12 is improved. The second wiring circuit 14 also comprises a second circuit protector 145 and a fourth circuit protector 146, so that a redundant design is realized, when the second circuit protector 145 is damaged, the fourth circuit protector 146 can support the second wiring circuit 14 to normally work, and the reliability of the second wiring circuit 14 is improved.
Further optionally, still be equipped with first test port 17 and second test port 18 on the wire holder 1, the input and the third circuit protector 126 communication of first test port 17 link to each other, the input and the fourth circuit protector 146 communication of second test port 18 link to each other, the output homoenergetic of first test port 17 and second test port 18 can be connected with external display screen electricity, prevent to show inaccurate because of display screen 22 breaks down the back data that shows, and lead to the precision of debugging result to reduce.
Further optionally, a first switch 1251, a second switch 1451, a third switch 1261 and a fourth switch 1461 are further provided on the housing 2, the first switch 1251 is electrically connected to the first circuit protector 125, so as to manually control the opening or closing of the first circuit protector 125 through the first switch 1251; the second switch 1451 is electrically connected to the second circuit protector 145 so as to manually control the opening or closing of the second circuit protector 145 through the second switch 1451; the third switch 1261 is electrically connected to the third circuit protector 126, so that the third circuit protector 126 is manually controlled to be turned on or off by the third switch 1261; the fourth switch 1461 is electrically connected to the fourth circuit protector 146, so that the fourth circuit protector 146 is manually controlled to be turned on or off by the fourth switch 1461, thereby switching the display of the voltage value and the current value on the display screen 22 or an external display screen.
It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a termination of relay test protection appearance and FTU which characterized in that includes:
the wire holder (1), an accommodating groove is arranged in the wire holder (1), a first wire connection area (11) and a second wire connection area (13) are arranged in the accommodating groove, a first wire connection circuit (12) is arranged in the first wire connection area (11), a second wire connection circuit (14) is arranged in the second wire connection area (13), and the first wire connection circuit (12) is in communication connection with the second wire connection circuit (14);
a first wiring port (15) is arranged on the side wall, close to the first wiring area (11), of the wiring base (1), the output end of the first wiring port (15) is electrically connected with the first wiring circuit (12), and the input end of the first wiring port (15) can be electrically connected with a relay test protection instrument; be close to on the wire holder (1) be equipped with second wiring mouth (16) on the lateral wall of second wiring district (13), the input of second wiring mouth (16) with second wiring circuit (14) electricity is connected, the output of second wiring mouth (16) can be connected with the FTU electricity.
2. The wiring device of relay testing protection instrument and FTU according to claim 1, wherein said first wiring port (15) and said second wiring port (16) are provided with a plurality of kinds for connecting different models of said relay testing protection instrument and different models of said FTU.
3. A relay test protection instrument and FTU wiring device according to claim 1, wherein the first wiring circuit (12) comprises a first controller (121), a first variable resistor (122), a first current tester (123), a first voltage tester (124) and a first circuit protector (125) electrically connected.
4. The relay test protection instrument and FTU wiring device according to claim 3, wherein said second wiring circuit (14) comprises a second controller (141), a second variable resistor (142), a second current tester (143), a second voltage tester (144) and a second circuit protector (145) electrically connected.
5. A relay test protection instrument and FTU wiring device according to claim 4, further comprising a housing (2) for covering said receiving slot; the shell (2) is also provided with two data transmission ports (21) and two display screens (22), the two data transmission ports (21) and the two display screens (22) are arranged in a one-to-one correspondence manner, the input end of one of the two data transmission ports (21) is electrically connected with the first wiring circuit (12), and the output end of the one of the two data transmission ports is in communication connection with the corresponding display screen (22); the input end of the other data transmission port (21) is electrically connected with the second wiring circuit (14), and the output end of the other data transmission port is in communication connection with the corresponding display screen (22).
6. A relay test protection instrument and FTU wiring device according to claim 5, wherein said first wiring circuit (12) further comprises a third circuit protector (126), and said second wiring circuit (14) further comprises a fourth circuit protector (146).
7. The wiring device of the relay testing protector and the FTU according to claim 6, wherein a first testing port (17) and a second testing port (18) are further disposed on the housing (2), an input end of the first testing port (17) is in communication connection with the third circuit protector (126), an input end of the second testing port (18) is in communication connection with the fourth circuit protector (146), and output ends of the first testing port (17) and the second testing port (18) are both capable of being electrically connected with an external display screen.
8. The wiring device of the relay test protection instrument and the FTU according to claim 6, wherein a first switch (1251), a second switch (1451), a third switch (1261) and a fourth switch (1461) are further disposed on the housing (2), the first switch (1251) is electrically connected to the first circuit protector (125); the second switch (1451) is electrically connected to the second circuit protector (145); the third switch (1261) is electrically connected to the third circuit protector (126); the fourth switch (1461) is electrically connected to the fourth circuit protector (146).
9. A relay test protection instrument and FTU wiring device according to claim 1, wherein the external surface of the wire holder (1) is covered with an insulating cover.
10. An FTU wiring device according to claim 9, wherein said insulating sleeve has anti-slip threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245169.XA CN113985169B (en) | 2021-10-26 | 2021-10-26 | Wiring device of relay protection tester and FTU |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245169.XA CN113985169B (en) | 2021-10-26 | 2021-10-26 | Wiring device of relay protection tester and FTU |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113985169A true CN113985169A (en) | 2022-01-28 |
| CN113985169B CN113985169B (en) | 2024-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111245169.XA Active CN113985169B (en) | 2021-10-26 | 2021-10-26 | Wiring device of relay protection tester and FTU |
Country Status (1)
| Country | Link |
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| CN (1) | CN113985169B (en) |
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