CN219760268U - Compact low-voltage cabinet with emergency power supply interface - Google Patents
Compact low-voltage cabinet with emergency power supply interface Download PDFInfo
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- CN219760268U CN219760268U CN202321099125.5U CN202321099125U CN219760268U CN 219760268 U CN219760268 U CN 219760268U CN 202321099125 U CN202321099125 U CN 202321099125U CN 219760268 U CN219760268 U CN 219760268U
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 56
- 229910052802 copper Inorganic materials 0.000 claims description 56
- 239000010949 copper Substances 0.000 claims description 56
- 238000002955 isolation Methods 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 10
- 239000012212 insulator Substances 0.000 claims description 9
- 238000000819 phase cycle Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 2
- 238000010248 power generation Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 208000002565 Open Fractures Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model provides a compact low-voltage cabinet with an emergency power interface, which comprises a low-voltage cabinet frame, an emergency power supply room, a secondary instrument room, a metering unit and a low-voltage outlet unit. The emergency power supply interface for connecting the emergency power supply power generation vehicle is designed in the low-voltage cabinet, is reasonable in arrangement and compact in structure, not only meets the conventional power supply of the commercial power, but also can be quickly connected with the emergency power supply vehicle to restore the power supply when the commercial power is in power failure maintenance, shortens the power failure time, is simple to operate, is safe and reliable, is convenient to manufacture, reduces the cost, is widely applied, provides convenience for the power supply, and improves the benefit for enterprises.
Description
Technical Field
The utility model belongs to the technical field of compact boxes and low-voltage cabinets, and particularly relates to a compact low-voltage cabinet with an emergency power interface.
Background
In the current low-voltage distribution application, in some densely populated urban commercial streets, firstly, the box-type transformer substation is limited in size due to the small installation space of the box-type transformer substation, and the internal low-voltage cabinet cannot be manufactured according to the conventional size. Secondly, when the line is in power failure overhaul, emergency power supply to important loads nearby is needed, most of the traditional low-voltage cabinets are not provided with emergency power interfaces, and the traditional low-voltage cabinets are not matched with plugs of emergency power supply vehicles and cannot quickly restore power supply. For the above reasons, the utility model provides a low-voltage cabinet with an emergency power interface to meet market demands.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides a compact low-voltage cabinet with an emergency power interface, which aims to modularly introduce the emergency power interface into the design of a traditional low-voltage cabinet, meet the current situation that an emergency power generation car cannot be connected quickly and safely due to power failure maintenance, and simultaneously prevent an accident of electric shock caused by mistaken touch of an operator on the emergency power interface by simple structural arrangement when the normal power supply of commercial power is met.
The utility model adopts the following technical scheme.
The compact low-voltage cabinet with the emergency power interface comprises a low-voltage cabinet frame, an emergency power supply room, a secondary instrument room, a metering unit and a low-voltage outlet unit, wherein the emergency power supply room, the secondary instrument room, the metering unit and the low-voltage outlet unit are sequentially arranged on the low-voltage cabinet frame from top to bottom;
the emergency power supply chamber comprises an incoming line conducting bar, a C-shaped isolation copper bar, a fixed copper bar and an emergency power supply interface, one end of the incoming line conducting bar is connected with one end of the C-shaped isolation copper bar, the other end of the C-shaped isolation copper bar is connected with the fixed copper bar, and the fixed copper bar is fixed on the low-voltage cabinet frame through a fixed insulator; a conducting rod is arranged on the emergency power supply interface and is connected with the fixed copper bar;
the secondary instrument room and the metering unit comprise a secondary instrument room and the metering unit, the secondary instrument room comprises a secondary wiring terminal row, a secondary instrument room door and a meter, the meter is arranged on the secondary instrument room door, and the secondary wiring terminal row is arranged on the inner side of the secondary instrument room door; the metering unit comprises a metering copper bar and a metering transformer, and the metering transformer is arranged on the metering copper bar;
the low-voltage power distribution and outgoing line unit comprises a busbar, a molded case circuit breaker and an outgoing line loop current transformer, wherein the busbar is fixed on the low-voltage cabinet frame through a busbar fixing bus clamp, and the busbar fixing bus clamp is arranged on the low-voltage cabinet frame through a bus clamp fixing bracket; the outgoing line loop current transformer is arranged below the molded case circuit breaker.
Further, the incoming line conducting bar is L-shaped, horizontally enters the low-voltage cabinet from the rear of the low-voltage cabinet, and is fixed on the low-voltage cabinet frame through two groups of supporting insulators.
Further, the emergency power supply interfaces are arranged right behind the C-shaped isolation copper bar, and the four interfaces are respectively arranged in sequence from left to right according to the sequence of the zero ABC phase sequence or the sequence mode of the ABC zero phase sequence.
Further, the wire inlet conductive bars, the C-shaped isolation copper bars and the fixed copper bars are fixedly connected through stainless steel bolts.
Furthermore, the specifications of the incoming wire conducting bar, the C-shaped isolation copper bar and the fixed copper bar can be simultaneously met 10X80,8X80,6X80, and the transformer is respectively applicable to 630KVA,500KVA and 400KVA transformers.
Further, the low-voltage cabinet further comprises a plastic shell circuit breaker incoming line conducting bar and a plastic shell circuit breaker outgoing line conducting bar, wherein the plastic shell circuit breaker incoming line conducting bar is shaped like a Chinese character 'ji', and the plastic shell circuit breaker outgoing line conducting bar is shaped like a Z;
one end of the plastic shell breaker is connected with the wire inlet conductive bar of the plastic shell breaker, and the other end of the plastic shell breaker is connected with the wire outlet conductive bar of the plastic shell breaker;
the low-voltage cabinet further comprises a first molded case circuit breaker mounting bracket and a second molded case circuit breaker mounting bracket, wherein the first molded case circuit breaker mounting bracket is located above the molded case circuit breaker, and the second molded case circuit breaker mounting bracket is located at the bottom of the molded case circuit breaker.
Further, the low-voltage cabinet further comprises an emergency power interface mounting bracket and a protective cover, and the protective cover is mounted on the emergency power interface mounting bracket;
the rear end of a conducting rod of the emergency power supply interface is fixed on the fixed copper bar through a bolt, and the front end of the emergency power supply interface is provided with a protective cover;
an emergency power supply room door is arranged on one side of the emergency power supply room, and an operation instruction of an emergency power supply interface and an electric hazard warning board are arranged on the emergency power supply room door; an emergency power supply room word is arranged above the emergency power supply interface operation instruction.
Further, a plastic case breaker handle opening is arranged on the low-voltage outlet unit cabinet door;
the low-voltage cabinet further comprises a first N-phase row and a second N-phase row, one end of each N-phase row is connected with the fixed copper bar, and the other end of each N-phase row is connected with the second N-phase row.
Further, the installation of the molded case circuit breaker is operated in the cabinet or operated outside the cabinet through the opening of the molded case circuit breaker handle.
Further, the secondary instrument room and the metering unit can be designed into an independent secondary instrument room or a special metering room according to the requirement, and if the secondary instrument room and the metering unit are designed into the special metering room, the secondary instrument is required to be installed on a cabinet door of the low-voltage outlet unit;
the low-voltage power distribution and outgoing line unit further comprises an outgoing line cable cover which is arranged at the bottom of the low-voltage cabinet frame.
The utility model also solves the problem of the prior emergency power interface and low-voltage cabinet division design, realizes the scheme of integrating the emergency power interface module and the low-voltage power distribution into one cabinet, is simple and easy to operate, is safe and reliable, saves the cost of independently arranging the emergency power cabinet, has reasonable and compact structural arrangement, and can utilize the saved space to arrange an independent low-voltage compensation cabinet in the compact cabinet, thereby simultaneously solving the problem that the space in the general compact cabinet is small and the capacitance compensation cannot be arranged, improving the safety performance, saving the cost and improving the competitiveness with similar products.
Drawings
FIG. 1 is a schematic diagram of a front view of a compact low-voltage cabinet with an emergency power interface provided by the present utility model;
FIG. 2 is a right side view, an interior front view, a front cabinet view of a compact low-voltage cabinet with an emergency power interface provided by the present utility model;
FIG. 3 is a view of a mounting plate for an emergency power interface in a compact low-voltage cabinet with an emergency power interface provided by the present utility model;
FIG. 4 is a top view of a compact low-voltage cabinet with an emergency power interface provided by the present utility model;
FIG. 5 is a prior art plan view of a compact case change arrangement;
fig. 6 is a front view of a compact low-voltage cabinet and capacitor cabinet with an emergency power interface provided by the present utility model.
The specific meaning of each mark in the figure is as follows:
1-emergency power supply room, 2-secondary instrument room and metering unit, 3-low voltage outlet unit. The power supply comprises a 101-incoming wire conducting bar, a 102-C-shaped isolation copper bar, a 103-fixed copper bar, a 104-incoming wire conducting bar supporting insulator, a 105-emergency power supply interface mounting bracket, a 106-fixed insulator, a 107-emergency power supply room door, a 108-emergency power supply interface, a 109-metering copper bar, a 110-metering transformer, a 111-secondary wiring terminal bar, a 112-bus bar fixing bus clamp, a 113-molded case circuit breaker incoming wire conducting bar, a 114-molded case circuit breaker outgoing wire conducting bar, a 115-molded case circuit breaker, a 116-bus bar fixing bracket, a 117-molded case circuit breaker mounting bracket 1, a 118-molded case circuit breaker mounting bracket 2,119-outgoing wire loop current transformer, a 120-emergency power supply interface operation instruction, a 121-electric danger warning board, a 122-molded case circuit breaker handle opening, a 123-first N-phase bar, a 124-outgoing wire cable cover, a 125-low-voltage cabinet bracket, a 126-protection cover and a 127-second N-phase bar.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The described embodiments of the utility model are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art without making any inventive effort, are within the scope of the present utility model.
As shown in fig. 1-4, a compact low-voltage cabinet with an emergency power interface includes a low-voltage cabinet frame 125, an emergency power supply room 1, a secondary instrument room and metering unit 2 and a low-voltage outlet unit 3,
the emergency power supply chamber 1, the secondary instrument chamber, the metering unit 2 and the low-voltage outlet unit 3 are arranged on the low-voltage cabinet frame 125 from top to bottom in sequence;
the emergency power supply chamber 1 comprises an incoming line conductive bar 101, a C-shaped isolation copper bar 102, a fixed copper bar 103, a fixed insulator 106 and an emergency power supply interface 108, wherein one end of the incoming line conductive bar 101 is connected with the C-shaped upper end of the C-shaped isolation copper bar 102, the C-shaped lower end of the C-shaped isolation copper bar 102 is connected with the fixed copper bar 103, and the fixed copper bar 103 is fixed on a low-voltage cabinet frame through the fixed insulator 106; a conducting rod is arranged on the emergency power interface 108 and is connected with the fixed copper bar 103;
the secondary instrument room and metering unit 2 comprises a secondary instrument room and a metering unit which are separated by a mounting plate; the secondary instrument room comprises a secondary wiring terminal block 111, a secondary instrument room door and a meter, wherein the meter is arranged on the secondary instrument room door, and the secondary wiring terminal block 111 is arranged on the inner side of the secondary instrument room door; the metering unit comprises a metering copper bar 109 and a metering transformer 110, wherein the metering copper bar 109 is of a detachable structure, and the metering transformer 110 is convenient to install;
the secondary wiring terminal block 111 can be vertically arranged on the cabinet frame 125 or can be horizontally arranged on the mounting plate, and an independent secondary instrument room door is arranged in front of the cabinet and is provided with a meter according to the required configuration; if a special metering chamber is required to be arranged, the secondary instrument chamber can be modified into an independent metering chamber, the meter can be arranged on a middle mounting plate, the meter door in front of the cabinet is modified into a metering door with a visual observation window, and the common circle center lock is changed into a special lead lock for metering. The primary and secondary meters can be arranged on the low-voltage outlet unit cabinet door 3, and the change is simple and can be operated.
The low-voltage power distribution and outgoing line unit 3 comprises a busbar, a molded case circuit breaker 115 and an outgoing line loop current transformer 119, wherein the busbar is fixed on a low-voltage cabinet frame 125 through a busbar fixing bus clamp 112, and the busbar fixing bus clamp 112 is arranged on the low-voltage cabinet frame 125 through a bus clamp fixing bracket 116; one end of the plastic shell breaker 115 is connected with the plastic shell breaker wire inlet conductive bar 113, and the other end is connected with the plastic shell breaker wire outlet conductive bar 114; an outgoing loop current transformer 119 is provided below the molded case circuit breaker 115.
The incoming conductor 101 is L-shaped and enters the cabinet horizontally from the rear of the low-voltage cabinet and is fixed on the low-voltage cabinet frame 125 through two sets of supporting insulators 104.
The emergency power interface 108 is arranged right behind the C-shaped isolation copper bar 102, and four interfaces are respectively arranged in sequence from left to right according to the sequence of the zero ABC phase sequence or the sequence of the ABC zero phase sequence.
The wire inlet conductive bar 101, the C-shaped isolation copper bar 102 and the fixed copper bar 103 are fixedly connected through stainless steel bolts.
The specifications of the incoming wire conductive bar 101, the C-shaped isolation copper bar 102 and the fixed copper bar 103 can be simultaneously met 10X80,8X80,6X80, and the transformer is respectively applicable to 630KVA,500KVA and 400KVA transformers.
The plastic-case circuit breaker incoming line conducting bar 113 is shaped like a Chinese character 'ji', and the plastic-case circuit breaker outgoing line conducting bar 114 is shaped like a Z; under the condition of four-way outgoing lines, 12 outgoing line current transformers can be configured, and under the condition, enough large cable installation space at the lower end of an outgoing line copper bar can still be met, and the low-voltage outgoing line cabinet door can be designed to be operated in a door opening mode or not operated outside the door opening mode.
The low-voltage cabinet further comprises a first molded case circuit breaker mounting bracket 117 and a second molded case circuit breaker mounting bracket 118, wherein the first molded case circuit breaker mounting bracket 117 is positioned above the molded case circuit breaker 115, and the second molded case circuit breaker mounting bracket 118 is positioned at the bottom of the molded case circuit breaker 115.
The rear end of a conducting rod of the emergency power interface 108 is fixed on the fixed copper bar 103 through a bolt, and the front end of the emergency power interface 108 is provided with a protective cover 126;
the low-voltage cabinet further comprises an emergency power interface mounting bracket 105, and the protective cover is mounted on the emergency power interface mounting bracket 105.
An emergency power supply room door 107 is provided on one side of the emergency power supply room 1.
An emergency power interface operation instruction 120 and an electric hazard warning board 121 are arranged on the emergency power supply room door 107; an emergency power supply room word is arranged above the emergency power supply interface operation instruction 120;
a plastic case breaker handle opening 122 is arranged on the cabinet door of the low-voltage outlet unit 3;
the low-voltage cabinet further comprises a first N-phase row 123 and a second N-phase row 127, one end of the first N-phase row 123 is connected with the fixed copper bar 103, and the other end of the first N-phase row 123 is connected with the second N-phase row 127.
The molded case circuit breaker 115 may be installed in-cabinet operation or out-of-cabinet operation through the molded case circuit breaker handle aperture 122.
Fig. 5 is a compact box transformer on the market, the width is 1350mm, the height is 2650mm, and the compact low-voltage cabinet provided by the utility model is only 700mm wide and 1700mm high, as preferred, fig. 6 is a compact low-voltage cabinet with an emergency power interface, which can fully utilize the left space of a low-voltage chamber to arrange a single capacitance compensation cabinet D2, and a well hole can be arranged below the D2 cabinet without enlarging a box transformer foundation, so that the well hole is arranged outside the box transformer, and the occupied area is reduced.
When the transformer is overhauled and emergency power supply is required to be started, the implementation steps of the utility model are as follows: the C-shaped isolation copper bar 102 is removed firstly, after an open fracture is formed between the incoming line conductive bar 101 of the low-voltage cabinet and the emergency power interface 108, the emergency power interface protective cover 126 is opened, and a power generation car plug is inserted for power supply, so that reverse locking is performed in the process, reverse power transmission is prevented, and the method is simple and reliable; if the C-shaped isolation copper bar 102 is not removed, the emergency power interface 108 cannot be started, the utility model realizes locking in a physical isolation mode, has no complex principle, controls a system, provides reliable and safe power supply, is simple and easy to operate, is not only responsible for the safety of operators, but also is responsible for enterprises and society.
Compared with the prior art, the emergency power supply interface is arranged in the low-voltage cabinet, so that the emergency power supply vehicle can quickly and safely recover power supply; the low-voltage cabinet frame is formed by freely assembling common C-shaped materials and G-shaped materials, so that resources are saved, the cost is reduced, the cabinet body is compact in structure, the total height is 1700mm, the height is close to that of a common adult, and the operation is convenient. The low-voltage cabinet with the total height of 1700mm and the width of 700mm meets the functions of conventional and emergency power supply, metering, 4-channel 630 outgoing line measurement and large-space cable installation, and the left and right side sealing plates of the cabinet body are small in size, so that the plate is convenient to purchase, the utilization rate is high, the production cost of enterprises is obviously reduced, and the benefit is improved; the utility model utilizes the C-shaped isolation copper bar to block the emergency power interface, achieves forward locking in a physical way, is safe and reliable, when emergency power supply needs to be started, the C-shaped isolation copper bar is required to be dismantled firstly to form an open fracture, then the emergency power interface protective cover can be opened, the power generation car plug is inserted to supply power, reverse power transmission is prevented, reverse locking is carried out in the process, and the utility model is simple and reliable and does not need to add new components to realize the function.
The utility model also solves the problem of the prior emergency power interface and low-voltage cabinet division design, and the utility model realizes a method for integrating an emergency power interface module and low-voltage power distribution cabinet, which is simple and easy to operate, safe and reliable, saves the cost of independently arranging the emergency power cabinet, has reasonable and compact structural arrangement, and can utilize the saved space to arrange an independent low-voltage compensation cabinet in a compact cabinet, thereby simultaneously solving the problem that the space in the general compact cabinet is small and the capacitance compensation cannot be arranged, improving the safety performance, saving the cost and improving the competitiveness with similar products.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that: modifications and equivalents may be made to the specific embodiments of the utility model without departing from the spirit and scope of the utility model, which is intended to be covered by the claims.
Claims (10)
1. The utility model provides a compact low-voltage cabinet with emergency power source interface, includes low-voltage cabinet frame (125), emergency power source room (1), secondary instrument room and measurement unit (2) and low-voltage outlet unit (3), its characterized in that:
the emergency power supply chamber (1), the secondary instrument chamber, the metering unit (2) and the low-voltage outlet unit (3) are sequentially arranged on the low-voltage cabinet frame (125) from top to bottom;
the emergency power supply chamber (1) comprises an incoming line conducting bar (101), a C-shaped isolation copper bar (102), a fixed copper bar (103) and an emergency power supply interface (108), wherein one end of the incoming line conducting bar (101) is connected with one end of the C-shaped isolation copper bar (102), and the other end of the C-shaped isolation copper bar (102) is connected with the fixed copper bar (103); a conducting rod is arranged on the emergency power interface (108) and is connected with the fixed copper bar (103);
the secondary instrument room and metering unit (2) comprises a secondary instrument room and a metering unit, the secondary instrument room comprises a secondary wiring terminal row (111), a secondary instrument room door and a meter, the meter is arranged on the secondary instrument room door, and the secondary wiring terminal row (111) is arranged on the inner side of the secondary instrument room door; the metering unit comprises a metering copper bar (109) and a metering transformer (110), and the metering transformer (110) is arranged on the metering copper bar (109);
the low-voltage power distribution and outgoing line unit (3) comprises a busbar, a molded case circuit breaker (115) and an outgoing line loop current transformer (119), wherein the busbar is fixed on a low-voltage cabinet frame (125) through a busbar fixing busbar clamp (112) on a busbar clamp fixing bracket (116); an outgoing line loop current transformer (119) is arranged below the molded case circuit breaker (115).
2. A compact low-voltage cabinet with emergency power interface according to claim 1, characterized in that:
the incoming line conducting bar (101) is L-shaped, horizontally enters the low-voltage cabinet from the rear of the low-voltage cabinet, and is fixed on the low-voltage cabinet frame (125) through two groups of supporting insulators (104).
3. A compact low-voltage cabinet with emergency power interface according to claim 1, characterized in that:
the emergency power supply interfaces (108) are arranged right behind the C-shaped isolation copper bar (102), and the four interfaces are respectively arranged in sequence from left to right according to the sequence of the zero ABC phase sequence or the sequence mode of the ABC zero phase sequence.
4. A compact low-voltage cabinet with emergency power interface according to claim 1, characterized in that:
the fixed copper bar (103) is fixed on the low-voltage cabinet frame through a fixed insulator (106);
the incoming line conducting bar (101), the C-shaped isolation copper bar (102) and the fixed copper bar (103) are fixedly connected through stainless steel bolts.
5. A compact low-voltage cabinet with emergency power interface according to claim 4, wherein:
the specifications of the incoming wire conducting bar (101), the C-shaped isolation copper bar (102) and the fixed copper bar (103) simultaneously meet 10X80,8X80,6X80, and the incoming wire conducting bar is respectively applicable to 630KVA,500KVA and 400KVA transformers.
6. A compact low-voltage cabinet with emergency power interface according to claim 1, characterized in that:
the low-voltage cabinet further comprises a molded case circuit breaker incoming line conducting bar (113) and a molded case circuit breaker outgoing line conducting bar (114), wherein the molded case circuit breaker incoming line conducting bar (113) is shaped like a Chinese character 'ji', and the molded case circuit breaker outgoing line conducting bar (114) is shaped like a Z;
the low-voltage cabinet further comprises a first molded case circuit breaker mounting bracket (117) and a second molded case circuit breaker mounting bracket (118), wherein the first molded case circuit breaker mounting bracket (117) is positioned above the molded case circuit breaker (115), and the second molded case circuit breaker mounting bracket (118) is positioned at the bottom of the molded case circuit breaker (115);
one end of the plastic shell breaker (115) is connected with the plastic shell breaker wire inlet conducting bar (113), and the other end is connected with the plastic shell breaker wire outlet conducting bar (114).
7. A compact low-voltage cabinet with emergency power interface according to claim 1, characterized in that:
the low-voltage cabinet further comprises an emergency power supply interface mounting bracket (105) and a protective cover (126), and the protective cover (126) is mounted on the emergency power supply interface mounting bracket (105);
the rear end of a conducting rod of the emergency power supply interface (108) is fixed on the fixed copper bar (103) through a bolt, and the front end of the emergency power supply interface (108) is provided with a protective cover (126);
an emergency power supply room door (107) is arranged on one side of the emergency power supply room (1), and an emergency power supply interface operation instruction (120) and an electric danger warning board (121) are arranged on the emergency power supply room door (107); an emergency power supply room word is arranged above the emergency power supply interface operation instruction (120).
8. A compact low-voltage cabinet with emergency power interface according to claim 1, characterized in that:
a plastic case breaker handle opening (122) is arranged on a cabinet door of the low-voltage outlet unit (3);
the low-voltage cabinet further comprises a first N-phase row (123) and a second N-phase row (127), one end of the first N-phase row (123) is connected with the fixed copper bar (103), and the other end of the first N-phase row is connected with the second N-phase row (127).
9. A compact low-voltage cabinet with emergency power interface according to claim 8, wherein:
the installation of the molded case circuit breaker (115) is operated either in-cabinet or out-of-cabinet through the molded case circuit breaker handle aperture (122).
10. A compact low-voltage cabinet with emergency power interface according to claim 1, characterized in that:
the secondary instrument room and the metering unit (2) are designed into an independent secondary instrument room or a special metering room according to the requirement, and if the secondary instrument room and the metering unit are designed into the special metering room, the secondary instrument is required to be installed on a cabinet door of the low-voltage outlet unit (3);
the low-voltage power distribution and outgoing line unit (3) further comprises an outgoing line cable cover (124) which is arranged at the bottom of the low-voltage cabinet frame (125).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321099125.5U CN219760268U (en) | 2023-05-09 | 2023-05-09 | Compact low-voltage cabinet with emergency power supply interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321099125.5U CN219760268U (en) | 2023-05-09 | 2023-05-09 | Compact low-voltage cabinet with emergency power supply interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219760268U true CN219760268U (en) | 2023-09-26 |
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ID=88091087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321099125.5U Active CN219760268U (en) | 2023-05-09 | 2023-05-09 | Compact low-voltage cabinet with emergency power supply interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219760268U (en) |
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2023
- 2023-05-09 CN CN202321099125.5U patent/CN219760268U/en active Active
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