CN202373854U - Alternating current low-tension power cabinet - Google Patents
Alternating current low-tension power cabinet Download PDFInfo
- Publication number
- CN202373854U CN202373854U CN 201120522245 CN201120522245U CN202373854U CN 202373854 U CN202373854 U CN 202373854U CN 201120522245 CN201120522245 CN 201120522245 CN 201120522245 U CN201120522245 U CN 201120522245U CN 202373854 U CN202373854 U CN 202373854U
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- cabinet
- area
- tension power
- cabinet body
- alternating current
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- Expired - Fee Related
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Abstract
The utility model discloses an alternating current low-tension power cabinet, which comprises a cabinet body. An upper cover is arranged on the cabinet body, a meter area, a horizontal bus area and an element area are arranged in the cabinet, wherein the meter area is located above the front portion of the cabinet body and provided with an electric energy meter, a measuring box and a conversion switch. The horizontal bus area is located on the top portion inside the cabinet body, arranged back the meters, provided with a bus rod, and fixed through a bus frame at the upper ends of the two sides of the cabinet body. The element area is located on the lower portion of the meter area and provided with a small type breaker and a disconnecting switch which is installed on a fixed operation beam in a big door on the front face of the cabinet body, and an air-blast circuit breaker is arranged below the disconnecting switch. The alternating current low-tension power cabinet is simple in structure, safe and reliable, convenient in disassembly and assembly. The meter area, the horizontal bus area and the element area are arranged in the cabinet, and areas are clear, so that the alternating current low-tension power cabinet is high in breaking capacity, good in dynamic thermal stability, flexible in electric scheme, convenient in combination, strong in seriation and practical applicability, novel in structure, high in entrench grade and the like.
Description
Technical field
The utility model relates to a kind of power control unit, relates in particular to a kind of AC low-tension power cabinet.
Background technology
AC low-tension power cabinet is a kind of electrical control cabinet combination that power is provided; Be widely used in the power plant; The interchange 50Hz of power consumer such as transformer station, industrial and mining enterprises, rated operational current to the distribution system of 3150A as the electric energy conversion of power, illumination and controller switching equipment, distribute and the usefulness of control.
Existing AC low-tension power cabinet breaking capacity is low, and dynamic thermal stability is poor, and the function singleness degree of protection is low, can't satisfy the growing demand of electric power system.
The utility model content
In view of this, the purpose of the utility model provides a kind of AC low-tension power cabinet, has the breaking capacity height, and dynamic thermal stability is good, and electric scheme is flexible, combined and instant, series property, practical, novel structure, characteristics such as degree of protection height.
The technical scheme of the utility model realizes with following method,
A kind of AC low-tension power cabinet mainly comprises cabinet, and cabinet is provided with loam cake, is provided with gauge field, horizontal bus district and element region in the cabinet, and wherein, gauge field is positioned at the front upper place of cabinet, is provided with electric energy meter, metering box, change over switch; The horizontal bus district is positioned at the cabinet inner top, places after the instrument, is provided with bus rod, and is fixed by the bus frame of upper end, cabinet both sides; Element region is positioned at the gauge field bottom, is provided with miniature circuit breaker, isolating switch, and isolating switch is installed on the fixing operation crossbeam in the positive gate of cabinet, and isolating switch has air circuit.
Miniature circuit breaker has three at least, and is positioned at the bottom of cabinet.
The loam cake and the cabinet of AC low-tension power cabinet are hinged.
Rear lower and preceding lower left side that the neutral line in the cabinet and earthing device are installed in chest respectively, earthing device adopt copper material to process, and are welded on the framework of cabinet, guarantee good ground connection performance.
Electric elements in the cabinet all adopt fixed installation, and its primary circuit adopts copper bus-bar to connect.
The good effect of the utility model technical scheme is:
The utility model is simple in structure, safe and reliable, easy installation and removal, is provided with gauge field, horizontal bus district, cable district and element region in the cabinet of the utility model, and each distinguishes bright; Have the breaking capacity height, dynamic thermal stability is good, and electric scheme is flexible; Combined and instant; Series property, practical, novel structure, characteristics such as degree of protection height.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the rearview of Fig. 1.
Fig. 3 is the right view of Fig. 2.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Can find out that by Fig. 1, Fig. 2 and Fig. 3 a kind of AC low-tension power cabinet mainly comprises cabinet 1; Cabinet 1 is provided with loam cake 3, is provided with gauge field, horizontal bus district and element region in the cabinet 1, wherein; Gauge field places the front upper place of cabinet, is provided with electric energy meter 2, metering box 4, change over switch 5; The horizontal bus district is positioned at cabinet 1 inner top, places after the instrument, is provided with bus rod, and is fixed by the bus frame of upper end, cabinet both sides; Element region is positioned at the gauge field bottom; Be provided with miniature circuit breaker 8, isolating switch 6; Isolating switch 6 is installed on the fixing operation crossbeam in the positive gate of cabinet 1, has on the gate and the corresponding handle hole of operating mechanism, can operate knife switch under the door closure state greatly.One table frame formula air circuit 7 places under the isolating switch 6; Be fixedly mounted on the crossbeam of cabinet 1 framework; Open cabinet 1 positive gate and can expose air circuit 7; Go forward side by side line operate and maintenance, air circuit 7 can carry out electric operating and manual operation, and the right side is the position that busbar turns over line in the cabinet 1.
It can also be seen that by Fig. 1 miniature circuit breaker 8 has four, and be positioned at the bottom of cabinet 1.
The loam cake 3 of AC low-tension power cabinet is hinged with cabinet 1.
Rear lower and preceding lower left side that the neutral line in the cabinet 1 and earthing device are installed in chest respectively, earthing device adopt copper material to process, and are welded on the framework of cabinet, guarantee good ground connection performance.
Electric elements in the cabinet 1 all adopt fixed installation, and its primary circuit adopts copper bus-bar to connect.
Claims (3)
1. AC low-tension power cabinet; Mainly comprise cabinet (1); Cabinet is provided with loam cake (3); Cabinet is provided with gauge field, horizontal bus district and element region in (1), it is characterized in that: gauge field is positioned at the front upper place of cabinet, is provided with electric energy meter (2), metering box (4), change over switch (5); The horizontal bus district is positioned at cabinet (1) inner top, places after the instrument, is provided with bus rod, and is fixed by the bus frame of upper end, cabinet both sides; Element region is positioned at the gauge field bottom, is provided with miniature circuit breaker (8), isolating switch (6), and isolating switch (6) is installed on the fixing operation crossbeam in the positive gate of cabinet (1), and isolating switch (6) has air circuit (7).
2. AC low-tension power cabinet according to claim 1 is characterized in that: miniature circuit breaker (8) has three at least, and is positioned at the bottom of cabinet.
3. AC low-tension power cabinet according to claim 1 is characterized in that: loam cake (3) is hinged with cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120522245 CN202373854U (en) | 2011-12-14 | 2011-12-14 | Alternating current low-tension power cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120522245 CN202373854U (en) | 2011-12-14 | 2011-12-14 | Alternating current low-tension power cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202373854U true CN202373854U (en) | 2012-08-08 |
Family
ID=46597545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120522245 Expired - Fee Related CN202373854U (en) | 2011-12-14 | 2011-12-14 | Alternating current low-tension power cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202373854U (en) |
-
2011
- 2011-12-14 CN CN 201120522245 patent/CN202373854U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20121214 |