CN209748189U - Surge protection module suitable for miniature circuit breaker - Google Patents
Surge protection module suitable for miniature circuit breaker Download PDFInfo
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- CN209748189U CN209748189U CN201920833237.6U CN201920833237U CN209748189U CN 209748189 U CN209748189 U CN 209748189U CN 201920833237 U CN201920833237 U CN 201920833237U CN 209748189 U CN209748189 U CN 209748189U
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- circuit breaker
- miniature circuit
- surge protection
- protection module
- connecting point
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Abstract
The utility model provides a surge protection module suitable for a miniature circuit breaker, which is provided with a live wire connection point, a zero line connection point and a ground wire connection point, wherein the live wire connection point is connected with the live wire of the miniature circuit breaker, the zero line connection point is connected with the zero line of the miniature circuit breaker, and the ground wire connection point is connected with the ground wire; the live wire connecting point and the zero line connecting point are arranged outside the surge protection module body; the surge protection module is installed together with the miniature circuit breaker by utilizing a live wire connecting point and a zero line connecting point, and the installation position of the surge protection module comprises the upper end of the wire inlet and wiring port position of the miniature circuit breaker, the lower end of the wire outlet and wiring port position of the miniature circuit breaker or the simultaneous installation of the two positions. The advantages are that: need not to change the mounting dimension of current strapping table case, on original miniature circuit breaker, direct mount the utility model provides a surge protection module can realize surge protect function, need not to change original mode of connection and mounted position.
Description
Technical Field
The utility model relates to a surge protection device, especially a surge protection device who installs and use on miniature circuit breaker.
Background
The phenomenon that household appliances are damaged by lightning strike is rare, and the loss is more serious especially in a multi-thunder area. Therefore, it is important to protect the household appliances at the end of the power system from lightning strikes. At present, in a meter box at the tail end of an electric power system, a surge protection device is not installed in many cases, if the surge protection device needs to be installed, the most effective method is to connect a surge protection device in parallel on a main circuit of each miniature circuit breaker in combination with a conventional surge protection device in the market, so that the problem of lightning stroke is solved. The disadvantage of this scheme is that connecting a surge protection device in parallel requires a wider installation location, and there is no location for installing the surge protection device in the current meter box. Meanwhile, in view of the structure of the meter box and the existing residual space, part of the residual space can be utilized at the upper end of the wire inlet and wire connecting port of each miniature circuit breaker and the lower end of the wire outlet and wire connecting port.
Therefore, the utility model provides a surge protection module suitable for miniature circuit breaker installs the surge protection module in the upper end of miniature circuit breaker's inlet wire wiring mouth position, the lower extreme of wiring mouth of being qualified for the next round of competitions, solves the problem that current strapping table case installation conventional surge protection device position is not enough.
disclosure of Invention
In order to solve the problems, the utility model provides a surge protection module suitable for a miniature circuit breaker, which is characterized in that the surge protection module is provided with a live wire connecting point, a zero line connecting point and a ground wire connecting point, wherein the live wire connecting point is connected with the live wire of the miniature circuit breaker, the zero line connecting point is connected with the zero line of the miniature circuit breaker, and the ground wire connecting point is connected with the ground wire; the surge protection module is arranged with the miniature circuit breaker by utilizing a live wire connecting point and a zero line connecting point, and the installation position of the surge protection module comprises the upper end of the wire inlet wiring port position of the miniature circuit breaker, the lower end of the wire outlet wiring port position of the miniature circuit breaker or the simultaneous installation of the two positions; the live wire connecting point and the zero line connecting point are arranged outside the surge protection module body.
The width dimension of the surge protection module is formed by combining modular standard dimensions (D), and the surge protection module is suitable for being matched with micro circuit breakers with different pole numbers.
the modular standard size (D) is consistent with or smaller than the modular standard size (D) of the miniature circuit breaker.
And curved surfaces are arranged on the live wire connecting point and the zero line connecting point of the surge protection module.
The utility model has the advantages that: under the current mounting dimension of strapping table case, need not to increase mounted position, on original miniature circuit breaker, direct mount the utility model provides a surge protection module can realize surge protect function, need not to change original mode of connection and mounted position.
Drawings
FIG. 1: the installation schematic diagram of the miniature circuit breaker body and the surge protection module;
FIG. 2: a schematic view of a miniature circuit breaker body;
FIG. 3: a surge protection module schematic diagram;
FIG. 4: a schematic diagram of an internal circuit of the surge protection module;
FIG. 5: the upper end of the incoming line connector and the lower end of the outgoing line connector are simultaneously provided with surge protection modules;
FIG. 6: the installation schematic diagram of a four-pole (4P) miniature circuit breaker body and a surge protection module;
FIG. 7: the upper end of an incoming line connector and the lower end of an outgoing line connector of the four-pole (4P) miniature circuit breaker are simultaneously provided with a schematic diagram of a surge protection module.
1. the circuit breaker comprises a miniature circuit breaker body, 2 parts of a zero line outgoing line wiring port, 3 parts of a live line outgoing line wiring port, 4 parts of a modular standard size (D), 5 parts of a surge protection module, 6 parts of a zero line connection point, 7 parts of a curved surface, 8 parts of a live line connection point, 9 parts of a ground line connection point, 10 parts of a modular standard size (D), 11 parts of an outgoing line connection lead (live line), 12 parts of an outgoing line connection lead (zero line), 13 parts of a grounding lead and 51 parts of a surge protection element.
Detailed Description
The utility model provides a pair of surge protection module suitable for miniature circuit breaker refers to fig. 1 to surge protection module 5 is installed and is being qualified for the next round of competitions the lower extreme of connector position of being qualified for the next round of competitions at miniature circuit breaker body 1 and describes in detail as the example the embodiment of the utility model.
referring to fig. 3, the surge protection module 5 is provided with a live wire connection point 8, a neutral wire connection point 6 and a ground wire connection point 9.
The width dimension of the surge protection module 5 is formed by combining modular standard dimensions (D) 10, and the surge protection module is suitable for being matched with micro circuit breakers with different pole numbers.
The modular standard size (D) 10 is identical to or smaller than the modular standard size (D) 4 of the miniature circuit breaker, so that the overall width of the miniature circuit breaker is not increased after installation.
Referring to fig. 1, 2 and 3, a live wire connection point 8 is inserted into a live wire outgoing line port 3 on a miniature circuit breaker body 1, and is connected in parallel with an outgoing line connection lead (live wire) 11 of the miniature circuit breaker, a zero line connection point 6 is inserted into a zero line outgoing line port 2 on the miniature circuit breaker body 1, and is connected in parallel with an outgoing line connection lead (zero line) 12 of the miniature circuit breaker, and a ground wire connection point 9 is connected with the ground by using a ground wire 13, so that the live wire connection point of a surge protection module is connected with the live wire of the miniature circuit breaker, the zero line connection point is connected with the zero line of the miniature circuit breaker, and the ground wire connection point is;
Referring to fig. 4, after the surge protection module is installed on the miniature circuit breaker, when the line is struck by lightning or there is a large surge, the surge protection element 51 inside the surge protection module releases the surge current in the line to the ground, so as to protect the line and the electrical appliances in the line.
The live wire connection point 8 and the zero line connection point 6 are arranged outside the surge protection module 5 body, and the surge protection module 5 can be very conveniently installed on the miniature circuit breaker.
Meanwhile, the curved surfaces 7 are arranged on the live wire connection point 8 and the zero line connection point 6 of the surge protection module 5, so that the outgoing connecting wire can be always kept at the central position in the screwing process, and the connection is more reliable.
in addition, refer to fig. 5, in order to increase surge protection level of surge protection module 5, will the utility model provides a monopole (1P) protection module is made to surge protection module 5, uses two monopole (1P) protection modules to arrange respectively in miniature circuit breaker's inlet wire wiring mouth position's upper end and the lower extreme of being qualified for the next round of competitions wiring mouth position simultaneously, can also realize the utility model aims to solve the problem.
referring to fig. 6, will the utility model provides a four poles (4P) protection module is made to surge protection module 5, and the miniature circuit breaker who matches four poles (4P) uses, installs the upper end at miniature circuit breaker's inlet wire wiring mouth position or the lower extreme of being qualified for the next round of competitions wiring mouth position, or refer to fig. 7, will the utility model provides a two poles of the earth (2P) protection module is made to surge protection module 5, uses two poles of the earth (2P) protection modules to place the upper end of miniature circuit breaker's inlet wire wiring mouth position respectively in and the lower extreme of being qualified for the next round of competitions wiring mouth position simultaneously, can also realize the utility model aims to solve the problem, can also be simple development three poles (3P) miniature circuit breaker.
Finally, it is to be noted that: the above description is for the purpose of describing the present invention in further detail with reference to specific preferred embodiments, and it is not to be construed that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention is susceptible to various and simple deductions and substitutions, and all such changes and modifications are deemed to fall within the scope of the claims of the present invention.
Claims (4)
1. A surge protection module suitable for a miniature circuit breaker is characterized in that a live wire connecting point, a zero line connecting point and a ground wire connecting point are arranged on the surge protection module, the live wire connecting point is connected with a live wire of the miniature circuit breaker, the zero line connecting point is connected with a zero line of the miniature circuit breaker, and the ground wire connecting point is connected with a ground wire;
the surge protection module is arranged with the miniature circuit breaker by utilizing a live wire connecting point and a zero line connecting point, and the installation position of the surge protection module comprises the upper end of the wire inlet wiring port position of the miniature circuit breaker, the lower end of the wire outlet wiring port position of the miniature circuit breaker or the simultaneous installation of the two positions;
And the live wire connecting point and the zero line connecting point are arranged outside the surge protection module body.
2. The surge protection module for a miniature circuit breaker as recited in claim 1, wherein the width dimension of the surge protection module is combined using modular standard dimension (D).
3. The surge protection module for a miniature circuit breaker according to claim 1 wherein the modular gauge (D) is the same as or smaller than the modular gauge (D) of the miniature circuit breaker.
4. The surge protection module for a miniature circuit breaker as recited in claim 1, wherein the surge protection module has curved surfaces disposed at the hot and neutral connection points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833237.6U CN209748189U (en) | 2019-06-04 | 2019-06-04 | Surge protection module suitable for miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833237.6U CN209748189U (en) | 2019-06-04 | 2019-06-04 | Surge protection module suitable for miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209748189U true CN209748189U (en) | 2019-12-06 |
Family
ID=68723382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920833237.6U Active CN209748189U (en) | 2019-06-04 | 2019-06-04 | Surge protection module suitable for miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209748189U (en) |
-
2019
- 2019-06-04 CN CN201920833237.6U patent/CN209748189U/en active Active
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