CN213520730U - Electrical control system of outdoor distribution box - Google Patents
Electrical control system of outdoor distribution box Download PDFInfo
- Publication number
- CN213520730U CN213520730U CN202021228781.7U CN202021228781U CN213520730U CN 213520730 U CN213520730 U CN 213520730U CN 202021228781 U CN202021228781 U CN 202021228781U CN 213520730 U CN213520730 U CN 213520730U
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- output
- circuit breaker
- electric leakage
- electrical control
- transformer
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Abstract
The utility model provides an outdoor distribution box's electrical control system, including electric leakage circuit breaker, transformer, output circuit and temperature control protection circuit, the phase line and the zero line of three-phase four-wire system power are connected respectively to electric leakage circuit breaker's input, and electric leakage circuit breaker's output phase line connects the primary coil wiring end of transformer, and electric leakage circuit breaker's output zero line is connected the transformer center and is taken a percentage, and output circuit one end is connected to the secondary coil wiring end of transformer, and the consumer is connected to the output circuit other end, and electric leakage circuit breaker's output phase line is connected to temperature control protection circuit one end, and the temperature control protection circuit other end is connected electric leakage circuit breaker's output. Implement the utility model discloses an outdoor distribution box's electrical control system is applied to the electrical control of block terminal under the outdoor adverse circumstances, and its circuit structure is simple, steps down 380V voltage to 36 volt voltages to guarantee the power consumption safety, adopt automatic control radiator fan radiating mode to reduce the energy consumption.
Description
Technical Field
The utility model relates to a block terminal electrical control technical field, in particular to electrical control system of outdoor distribution box.
Background
Outdoor distribution box equipment is electrical equipment which is responsible for finishing electric energy control, protection, conversion and distribution at the tail end of a low-voltage power supply system and mainly comprises electric wires, components (including isolating switches, circuit breakers and the like), a box body and the like.
At present, the electric control system of the outdoor distribution box on the market has the disadvantages of complex structure, poor safety, high maintenance cost and incapability of meeting the requirements of users.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides an outdoor distribution box's electrical control system that design simple structure, cost are lower, the security performance is high.
The technical scheme of the utility model is realized like this:
the utility model discloses an outdoor distribution box's electrical control system, including electric leakage circuit breaker, transformer, output circuit and temperature control protection circuit, the phase line and the zero line of three-phase four-wire system power are connected respectively to electric leakage circuit breaker's input, electric leakage circuit breaker's output phase line is connected the primary coil wiring end of transformer, electric leakage circuit breaker's output zero line is connected the transformer center is taken a percentage, output circuit one end is connected to the secondary coil wiring end of transformer, and the consumer is connected to the output circuit other end, temperature control protection circuit one end is connected electric leakage circuit breaker's output phase line, the temperature control protection circuit other end is connected electric leakage circuit breaker's output zero line.
Furthermore, the temperature control protection circuit comprises a temperature controller, a first cooling fan and a second cooling fan, one end of the temperature controller is connected with the output phase line of the electric leakage circuit breaker through a fuse, the other end of the temperature controller is connected with the public end of the first cooling fan and the public end of the second cooling fan, and the other public end of the first cooling fan and the other public end of the second cooling fan are connected with the output zero line of the electric leakage circuit breaker.
Further, the output circuit comprises a plurality of branch circuits, and branch fuses are arranged in series in the branch circuits.
Further, the transformer is NDK 5000VA, and is used for outputting 36V safety alternating current voltage after 380V transformation of three-phase line voltage.
Further, the model of the residual current circuit breaker is DZ47SLE-63/4P/C32/30 mA.
Furthermore, the electrical control system also comprises a PE ground wire, and the PE ground wire is connected with the grounding end of the electric equipment.
Implement the utility model discloses an outdoor distribution box's electrical control system has following profitable technological effect:
implement the utility model discloses an outdoor distribution box's electrical control system is applied to the electrical control of block terminal under the outdoor adverse circumstances, and its circuit structure is simple, steps down 380V voltage to 36 volt voltages to guarantee the power consumption safety, adopt automatic control radiator fan radiating mode to reduce the energy consumption.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a functional block diagram of an electrical control system of the outdoor distribution box of the present invention;
fig. 2 is a schematic view of a part of the structure of the electrical control system of the outdoor distribution box of the present invention;
fig. 3 is a temperature control protection circuit of the electrical control system of the outdoor distribution box of the present invention;
fig. 4 is the utility model discloses an outdoor distribution box's electrical control system mounting structure schematic diagram.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1 to 4, the utility model discloses an outdoor distribution box's electrical control system of embodiment, including electric leakage circuit breaker 10, transformer 20, output circuit 30 and control by temperature change protection circuit 40, the phase line and the zero line of three-phase four-wire system power are connected respectively to electric leakage circuit breaker 10's input, electric leakage circuit breaker 10's output phase line is connected transformer 20's primary coil wiring end, electric leakage circuit breaker 10's output zero line is connected transformer 20's center is taken a percentage, output circuit 30 one end is connected to transformer 20's secondary coil wiring end, and the consumer is connected to the output circuit 30 other end, control by temperature change protection circuit 40 one end is connected electric leakage circuit breaker 10's output phase line, control by temperature change protection circuit 40 other end is connected electric leakage circuit breaker 10's output zero line.
According to one embodiment, the temperature-controlled protection circuit 40 includes a temperature controller 401, a first cooling fan 402 and a second cooling fan 403, one end of the temperature controller 401 is connected to the output phase line of the electrical leakage breaker 10 through a fuse 404, the other end of the temperature controller 401 is connected to the common end of the first cooling fan 402 and the second cooling fan 403, and the other common end of the first cooling fan 402 and the second cooling fan 403 is connected to the output neutral line of the electrical leakage breaker 10.
According to one embodiment, the output circuit 30 includes a number of branch circuits, which are serially provided with branch fuses.
According to one embodiment, the transformer 20 is NDK 5000VA, and is used for transforming 380V three-phase line voltage to 36V safe ac voltage.
According to one embodiment, the residual current circuit breaker 10 is model DZ47SLE-63/4P/C32/30 mA.
According to one embodiment, the electrical control system further comprises a PE ground 50, said PE ground 50 being connected to the consumer ground.
Further explanation is as follows:
temperature controller is connected with the temperature sensor who locates in the outdoor distribution box in this technical scheme, temperature sensor is used for gathering the temperature in the block terminal, and when the temperature of block terminal exceeded when predetermineeing the temperature rise, the work of first radiator fan of temperature controller drive and second radiator fan, when the temperature of block terminal was not more than when predetermineeing the temperature rise, the stop work of first radiator fan of temperature controller drive and second radiator fan has reduced the energy consumption, has prolonged radiator fan life.
Implement the utility model discloses an outdoor distribution box's electrical control system has following profitable technological effect:
implement the utility model discloses an outdoor distribution box's electrical control system is applied to the electrical control of block terminal under the outdoor adverse circumstances, and its circuit structure is simple, steps down 380V voltage to 36 volt voltages to guarantee the power consumption safety, adopt automatic control radiator fan radiating mode to reduce the energy consumption.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an outdoor distribution box's electrical control system, its characterized in that, including electric leakage circuit breaker, transformer, output circuit and temperature control protection circuit, the phase line and the zero line of three-phase four-wire system power are connected respectively to electric leakage circuit breaker's input, electric leakage circuit breaker's output phase line is connected the primary coil wiring end of transformer, electric leakage circuit breaker's output zero line is connected the transformer center is taken a percentage, output circuit one end is connected to the secondary coil wiring end of transformer, and the consumer is connected to the output circuit other end, temperature control protection circuit one end is connected electric leakage circuit breaker's output phase line, the temperature control protection circuit other end is connected electric leakage circuit breaker's output zero line.
2. The electrical control system according to claim 1, wherein the temperature control protection circuit comprises a temperature controller, a first cooling fan and a second cooling fan, one end of the temperature controller is connected to the output phase line of the residual current circuit breaker through a fuse, the other end of the temperature controller is connected to a common end of the first cooling fan and the second cooling fan, and the other common end of the first cooling fan and the second cooling fan is connected to an output zero line of the residual current circuit breaker.
3. The electrical control system of claim 1, wherein the output circuit comprises a number of branch circuits, the branch circuits being serially provided with branch fuses.
4. The electrical control system of claim 1, wherein the transformer is NDK 5000VA, and is configured to transform a 380V three-phase line voltage to a 36V safe ac voltage.
5. The electrical control system of claim 1, wherein said residual current circuit breaker is model DZ47SLE-63/4P/C32/30 mA.
6. The electrical control system of claim 1, further comprising a PE ground connected to a consumer ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021228781.7U CN213520730U (en) | 2020-06-29 | 2020-06-29 | Electrical control system of outdoor distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021228781.7U CN213520730U (en) | 2020-06-29 | 2020-06-29 | Electrical control system of outdoor distribution box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213520730U true CN213520730U (en) | 2021-06-22 |
Family
ID=76434764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021228781.7U Expired - Fee Related CN213520730U (en) | 2020-06-29 | 2020-06-29 | Electrical control system of outdoor distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213520730U (en) |
-
2020
- 2020-06-29 CN CN202021228781.7U patent/CN213520730U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210622 Termination date: 20210629 |