CN102969656A - Low-voltage comprehensive capacitance integrated cabinet - Google Patents
Low-voltage comprehensive capacitance integrated cabinet Download PDFInfo
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- CN102969656A CN102969656A CN2012105071339A CN201210507133A CN102969656A CN 102969656 A CN102969656 A CN 102969656A CN 2012105071339 A CN2012105071339 A CN 2012105071339A CN 201210507133 A CN201210507133 A CN 201210507133A CN 102969656 A CN102969656 A CN 102969656A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The invention discloses a low-voltage comprehensive capacitance integrated cabinet, comprising a cabinet body, wherein the cabinet body is divided into upper, middle and lower layers; the upper layer of the cabinet body is respectively provided with a voltmeter, a voltage change-over switch, an ampere meter, a current change-over switch and an automatic idle power compensator; the middle layer of the cabinet body is respectively provided with a measuring current mutual inductor, a first knife switch and an insulator; the lower layer of the cabinet body is respectively provided with a second knife switch, a first air switch, an alternating-current contactor, a lightning arrester, a capacitor, a zero bar, a wiring terminal, a current mutual inductor and a second air switch. Aiming at low-voltage measuring power distribution equipment of 80-KVA small-capacity power utilization client, the capacitance cabinet has the characteristics of strong breaking capability, good dynamic stability, novel structure, strong systematicness and practical applicability, small volume, complete power distribution function, low economic cost and strong comprehensiveness ratio.
Description
Technical field
The present invention relates to a kind of low-voltage comprehensive electric capacity integrated cabinet.
Background technology
Conventional low distribution user often adopts indoor metering equipment, master control protection equipment, reactive power automatic compensation equipment and various feeder line controller switching equipment to carry out for a whole set of system power pattern; therefore for the electricity consumption client; invest many, maintenance maintenance cost height; comprise items of equipment cost, overhaul of the equipments and operating cost etc.; the large great number of issues that waits that takes up room simultaneously is outstanding; particularly for the low-capacity electric client, above wasting of resources problem is more remarkable.
Summary of the invention
The object of the present invention is to provide a kind of low-voltage comprehensive electric capacity integrated cabinet, capacitor box of the present invention is for 80KVA low-capacity electric client low-temperature measurement controller switching equipment, have that breaking capacity is strong, dynamic stability good, novel structure, systematicness and practical, volume is small and exquisite, distributing function is complete, Financial cost is cheap, the strong characteristics of comprehensive ratio.
In order to achieve the above object, technical scheme of the present invention is:
A kind of low-voltage comprehensive electric capacity integrated cabinet comprises cabinet, and described cabinet is divided into upper, middle and lower-ranking; The cabinet upper strata is separately installed with voltmeter, voltage change-over switch, ammeter, rheotrope and automatic reactive power compensation instrument; Described cabinet middle level is separately installed with metering current mulual inductor, the first knife switch and insulator; Described cabinet lower floor is separately installed with the second knife switch, the first air switch, A.C. contactor, lightning arrester, capacitor, zero-emission, binding post, current transformer and the second air switch.
The upper dress head of described the first knife switch links to each other with the primary voltage cable, and the lower dress head of the first knife switch links to each other with the metering current mulual inductor circuit; Metering current mulual inductor links to each other with the second knife switch circuit; Described insulator links to each other with the inlet wire zero line, and the dress of the zero line on the second knife switch head links to each other with the insulator circuit; Described the second knife switch respectively with upper dress head, zero-emission and the binding post connection of the second air switch; In on the described air switch 2 the lower dress heads wherein 1 lower dress head be the low-voltage distribution outlet, the upper dress connection of 1 lower dress and the first air switch in addition; The lower dress head of the first air switch and a upper dress connection of A.C. contactor, the lower dress head of A.C. contactor and a upper dress connection of capacitor; Described binding post respectively with current transformer, rheotrope, voltage change-over switch and automatic reactive power compensation instrument connection; Described rheotrope and ammeter connection, voltage change-over switch and voltmeter connection, automatically reactive power compensation instrument and A.C. contactor connection; Dress head links to each other with the second knife switch on the described lightning arrester, and dress links to each other with cabinet under the lightning arrester, and reliable ground together.
The invention has the beneficial effects as follows: comprehensive electric capacity integrated cabinet collection inlet wire control of the present invention, feeder line distribution, the comprehensive distribution equipment that electric energy metrical, terminal monitoring and auto-reactive compensation are integrated, mainly be applicable to electric energy metrical, reactive power compensation, the distribution integral system of the interchange 50HZ under the 80KVA capacity transformer, can be as the conversion of the electric energy of small-power power, illumination and controller switching equipment, distribute and the usefulness of control.Product of the present invention has that breaking capacity is strong, dynamic stability good, novel structure, systematicness and practical, volume is small and exquisite, distributing function is complete, Financial cost is cheap, the strong characteristics of comprehensive ratio, characteristics to 80KVA capacity electricity consumption client's electric energy conversion, distribution and control, electric energy metrical and terminal monitoring are particularly outstanding, can use as long-term or interim electric energy metrical, conversion, distribution and control under the 80KVA capacity transformer.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the rearview of Fig. 1;
Fig. 3 is the structural representation after Fig. 1 opens the panel of cabinet upper, middle and lower-ranking;
Fig. 4 is the structural representation after Fig. 2 opens the backboard of cabinet upper, middle and lower-ranking.
Embodiment
?
Embodiment 1
Shown in Fig. 1,2,3,4, a kind of low-voltage comprehensive electric capacity integrated cabinet of present embodiment comprises cabinet 1, and it is characterized in that: described cabinet 1 is divided into upper, middle and lower-ranking; Cabinet 1 upper strata is separately installed with voltmeter 2, voltage change-over switch 3, ammeter 4, rheotrope 5 and automatic reactive power compensation instrument 6; Described cabinet 1 middle level is separately installed with metering current mulual inductor 7, the first knife switch 8 and insulator 9; Described cabinet 1 lower floor is separately installed with the second knife switch 10, the first air switch 11, A.C. contactor 12, lightning arrester 13, capacitor 14, zero-emission 15, binding post 16, current transformer 17 and the second air switch 18.The upper dress head of described the first knife switch 8 links to each other with the primary voltage cable, and the lower dress head of the first knife switch 8 links to each other with metering current mulual inductor 7 circuits; Metering current mulual inductor 7 links to each other with the second knife switch 10 circuits; Described insulator 9 links to each other with the inlet wire zero line, and the dress of the zero line on the second knife switch 10 head links to each other with insulator 9 circuits; Described the second knife switch 10 respectively with upper dress head, zero-emission 15 and binding post 16 connections of the second air switch 18; In on the described air switch 18 2 the lower dress heads wherein 1 lower dress head be the low-voltage distribution outlet, the upper dress connection of 1 lower dress and the first air switch 11 in addition; The lower dress head of the first air switch 11 and a upper dress connection of A.C. contactor 12, the lower dress head of A.C. contactor 12 and a upper dress connection of capacitor 14; Described binding post 16 respectively with current transformer 17, rheotrope 5, voltage change-over switch 3 and automatic reactive power compensation instrument 6 connections; Described rheotrope 5 and ammeter 4 connections, voltage change-over switch 3 and voltmeter 2 connections, automatically reactive power compensation instrument 6 and A.C. contactor 12 connections.Dress head links to each other with the second knife switch 10 on the described lightning arrester 13, and 13 times dresses of lightning arrester link to each other with cabinet 1, and reliable ground together.
Low-voltage comprehensive capacitor box of the present invention on request installation in position is prepared every operation, and each knife switch, air switch are all punished gate position.Operation beginning first this knife switch of knife switch 8(that at first closes guarantees mainly in measuring equipment installation, maintenance, replacing and the cabinet that other overhauls of the equipments etc. are place's electroless states, obvious cut-off point is arranged), next second knife switch 10 that closes, the second air switch 18(that then closes brakes reactive power and compensates once part master control), at last according to the first air switch 11 on the distribution actual needs selective synthesizing.Sub-switching operation just carries out with the closing operation inverse operation.Reactive power automatic compensation partly can close and carries out automatic switching electric capacity according to the information of auto-compensation instrument and carry out reactive power compensation at a master control air switch.
Claims (2)
1. a low-voltage comprehensive electric capacity integrated cabinet comprises cabinet (1), it is characterized in that: described cabinet (1) is divided into upper, middle and lower-ranking; Cabinet (1) upper strata is separately installed with voltmeter (2), voltage change-over switch (3), ammeter (4), rheotrope (5) and automatic reactive power compensation instrument (6); Described cabinet (1) middle level is separately installed with metering current mulual inductor (7), the first knife switch (8) and insulator (9); Described cabinet (1) lower floor is separately installed with the second knife switch (10), the first air switch (11), A.C. contactor (12), lightning arrester (13), capacitor (14), zero-emission (15), binding post (16), current transformer (17) and the second air switch (18).
2. a kind of low-voltage comprehensive electric capacity integrated cabinet as claimed in claim 1 is characterized in that: the upper dress head of described the first knife switch (8) links to each other with the primary voltage cable, and the lower dress of the first knife switch (8) links to each other with metering current mulual inductor (7) circuit; Metering current mulual inductor (7) links to each other with the second knife switch (10) circuit; Described insulator (9) links to each other with the inlet wire zero line, and the dress of the zero line on the second knife switch (10) head links to each other with insulator (9) circuit; Described the second knife switch (10) respectively with upper dress head, zero-emission (15) and binding post (16) connection of the second air switch (18); In on the described air switch (18) 2 the lower dress heads wherein 1 lower dress head be the low-voltage distribution outlet, the upper dress connection of 1 lower dress and the first air switch (11) in addition; The lower dress head of the first air switch (11) and a upper dress connection of A.C. contactor (12), the lower dress head of A.C. contactor (12) and a upper dress connection of capacitor (14); Described binding post (16) respectively with current transformer (17), rheotrope (5), voltage change-over switch (3) and automatic reactive power compensation instrument (6) connection; Described rheotrope (5) and ammeter (4) connection, voltage change-over switch (3) and voltmeter (2) connection, automatically reactive power compensation instrument (6) and A.C. contactor (12) connection; The upper dress head of described lightning arrester (13) links to each other with the second knife switch (10), and lightning arrester (13) is lower to be filled and link to each other with cabinet (1), and reliable ground together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210507133.9A CN102969656B (en) | 2012-11-30 | 2012-11-30 | Low-voltage comprehensive capacitance integrated cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210507133.9A CN102969656B (en) | 2012-11-30 | 2012-11-30 | Low-voltage comprehensive capacitance integrated cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102969656A true CN102969656A (en) | 2013-03-13 |
| CN102969656B CN102969656B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210507133.9A Active CN102969656B (en) | 2012-11-30 | 2012-11-30 | Low-voltage comprehensive capacitance integrated cabinet |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201426006Y (en) * | 2009-06-11 | 2010-03-17 | 山东齐林电力设备有限公司 | Whole set of low voltage integrated switching device |
| CN201868747U (en) * | 2010-11-09 | 2011-06-15 | 潘薇 | General power distribution cabinet with automatic reactive power compensation |
| CN102290712A (en) * | 2011-08-26 | 2011-12-21 | 上虞市电力公司 | String-hanging type low-voltage comprehensive distribution box |
| CN202121212U (en) * | 2011-07-05 | 2012-01-18 | 河口区供电公司 | Circuit control device of low voltage power distribution cabinet |
| CN202977992U (en) * | 2012-11-30 | 2013-06-05 | 上虞市电力公司 | Integrated low voltage combination capacitor cabinet |
-
2012
- 2012-11-30 CN CN201210507133.9A patent/CN102969656B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201426006Y (en) * | 2009-06-11 | 2010-03-17 | 山东齐林电力设备有限公司 | Whole set of low voltage integrated switching device |
| CN201868747U (en) * | 2010-11-09 | 2011-06-15 | 潘薇 | General power distribution cabinet with automatic reactive power compensation |
| CN202121212U (en) * | 2011-07-05 | 2012-01-18 | 河口区供电公司 | Circuit control device of low voltage power distribution cabinet |
| CN102290712A (en) * | 2011-08-26 | 2011-12-21 | 上虞市电力公司 | String-hanging type low-voltage comprehensive distribution box |
| CN202977992U (en) * | 2012-11-30 | 2013-06-05 | 上虞市电力公司 | Integrated low voltage combination capacitor cabinet |
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| Publication number | Publication date |
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| CN102969656B (en) | 2015-07-08 |
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