CN205016095U - 10kV joins in marriage mirror image device that becomes and form a complete set metering device - Google Patents
10kV joins in marriage mirror image device that becomes and form a complete set metering device Download PDFInfo
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- CN205016095U CN205016095U CN201520786220.1U CN201520786220U CN205016095U CN 205016095 U CN205016095 U CN 205016095U CN 201520786220 U CN201520786220 U CN 201520786220U CN 205016095 U CN205016095 U CN 205016095U
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- transformer
- mutual inductor
- out fuse
- measuring apparatus
- distribution transforming
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Abstract
The utility model discloses a 10kV joins in marriage mirror image device that becomes and form a complete set metering device, including transformer and low voltage distribution box, and outdoor drop out fuse, high pressure oxidation zinc arrester, combination formula metering mutual inductor and porcelain load, outdoor drop out fuse one end loops through the high voltage circuit breaker of area electric leakage tripping operation function, power indicator and 10kV electricity cable connect, the outdoor drop out fuse other end is connected with high pressure oxidation zinc arrester one end, high pressure oxidation zinc arrester other end ground connection, the outdoor drop out fuse other end still is connected with combination formula metering mutual inductor input, combination formula metering mutual inductor output is connected with the transformer input, transformer output end is connected with the strapping table input, the strapping table output is connected with the low -voltage circuit breaker who takes electric leakage tripping operation function, the strapping table dress is at thief -proof table incasement. The device passes through the safe low -voltage of converter output, can simulate distribution transformer and metering device's electrified operation, safe and reliable.
Description
Technical field
The utility model relates to technical field of electric power, particularly relates to the mirroring apparatus of a kind of 10kV distribution transforming and supporting measuring apparatus.
Background technology
The installation exercise of 10kV distribution transforming and supporting measuring apparatus is a common operation of power technology, practical operation equipment or be that special charged training cabinet and on-the-spot difference are very large in the past, be that the field apparatus had a power failure can not charged practical operation, bring great inconvenience to actual distribution work.
Therefore, those skilled in the art is devoted to the mirroring apparatus developing a kind of 10kV distribution transforming and supporting measuring apparatus, to solve the deficiencies in the prior art.
Utility model content
Because the above-mentioned defect of prior art, technical problem to be solved in the utility model is to provide the mirroring apparatus of a kind of 10kV distribution transforming and supporting measuring apparatus, the outward appearance of this device is consistent with the substation transformer in on-the-spot actual motion and measuring apparatus equipment appearance, by the transducer of design and installation in distribution transforming and metering mutual inductor, the low-voltage of output safety, can the charging operation of analog ligand piezoelectric transformer and measuring apparatus, the practical operation study of on-the-spot full mirror image can be realized for operation maintenance personnel, efficiently solve the deficiencies in the prior art.
For achieving the above object, the utility model provides the mirroring apparatus of a kind of 10kV distribution transforming and supporting measuring apparatus, it is characterized in that: comprise rack-mount transformer and be arranged on the low-tension distribution box below transformer, and outdoor drop-out fuse, high-pressure oxidation zinc lightning arrester, Assembled metering mutual inductor and porcelain load, described outdoor drop-out fuse one end is successively by the primary cut-out of band leakage tripping function, power light is connected with 10KV cable, the described outdoor drop-out fuse other end is connected with high-pressure oxidation zinc lightning arrester one end, described high-pressure oxidation zinc lightning arrester other end ground connection, the described outdoor drop-out fuse other end is also connected with Assembled metering mutual inductor input end, described Assembled metering mutual inductor output terminal is connected with transformer inputs, described transformer output terminal is connected with gauging table input end, described gauging table output terminal is connected with the low-voltage circuit breaker of band leakage tripping function, described gauging table is contained in thief-proof table case.
Above-mentioned a kind of 10kV distribution transforming and the mirroring apparatus of supporting measuring apparatus, is characterized in that: described low-tension distribution box is also configured with the current transformer that no-load voltage ratio is 100/5A, 0.2S level.
Above-mentioned a kind of 10kV distribution transforming and the mirroring apparatus of supporting measuring apparatus, is characterized in that: described outdoor drop-out fuse, high-pressure oxidation zinc lightning arrester, Assembled metering mutual inductor are three.
Above-mentioned a kind of 10kV distribution transforming and the mirroring apparatus of supporting measuring apparatus, is characterized in that: described porcelain load is 15.
Above-mentioned a kind of 10kV distribution transforming and the mirroring apparatus of supporting measuring apparatus, is characterized in that: described thief-proof table case adopts all-transparent PC material to make.
Above-mentioned a kind of 10kV distribution transforming and the mirroring apparatus of supporting measuring apparatus, is characterized in that: described transformer adopts Dyn11-30kVA type transformer.
Above-mentioned a kind of 10kV distribution transforming and the mirroring apparatus of supporting measuring apparatus, is characterized in that: described Assembled metering mutual inductor to be voltage change ratio be 0.4kV/0.1kV, 0.2 grade, and ER effect is than the electric current and voltage combined instrument transformer for 30/5A, 0.2S level.
The beneficial effects of the utility model are:
1, the utility model adopts the design that low-voltage simulated field high voltage runs, and effect is consistent with scene, belongs to on-the-spot 100% mirroring apparatus, ensure that the security that device operates and simplification;
2, analog ligand piezoelectric transformer of the present utility model and measuring apparatus can charging operations, can realize the practical operation study of on-the-spot full mirror image for operation maintenance personnel, can for about distribution technique personnel researching and analysing the charging operation of substation transformer and measuring apparatus;
3, apparatus structure of the present utility model and principle are simply, and safety and stability, promotes cost low, can be applied to very well in the training and learning of power technology personnel.
Be described further below with reference to the technique effect of accompanying drawing to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is that equipment of the present utility model installs Facad structure schematic diagram;
Fig. 2 is that equipment of the present utility model installs side structural representation;
Fig. 3 is equipment schematic of the present utility model.
Embodiment
As Fig. 1, 2, shown in 3, the mirroring apparatus of a kind of 10kV distribution transforming and supporting measuring apparatus, it is characterized in that: the low-tension distribution box 2 comprising rack-mount transformer 1 and be arranged on below transformer 1, and outdoor drop-out fuse 3, high-pressure oxidation zinc lightning arrester 4, Assembled metering mutual inductor 5 and porcelain load 6, described outdoor drop-out fuse 3 one end is successively by the primary cut-out of band leakage tripping function, power light is connected with 10KV cable, described outdoor drop-out fuse 3 other end is connected with high-pressure oxidation zinc lightning arrester 4 one end, described high-pressure oxidation zinc lightning arrester 4 other end ground connection, described outdoor drop-out fuse 3 other end is also connected with Assembled metering mutual inductor 5 input end, described Assembled metering mutual inductor 5 output terminal is connected with transformer 1 input end, described transformer 1 output terminal is connected with gauging table 8 input end, described gauging table 8 output terminal is connected with the low-voltage circuit breaker of band leakage tripping function, described gauging table 8 is contained in thief-proof table case 7.
In the present embodiment, described low-tension distribution box 2 is also configured with the current transformer that no-load voltage ratio is 100/5A, 0.2S level.
In the present embodiment, described outdoor drop-out fuse 3, high-pressure oxidation zinc lightning arrester 4, Assembled metering mutual inductor 5 are three.
In the present embodiment, described porcelain load 6 is 15.
In the present embodiment, described thief-proof table case 7 adopts all-transparent PC material to make.
In the present embodiment, described transformer 1 adopts Dyn11-30kVA type transformer.
In the present embodiment, described Assembled metering mutual inductor 5 for voltage change ratio be 0.4kV/0.1kV, 0.2 grade, ER effect is than being the electric current and voltage combined instrument transformer of 30/5A, 0.2S level.
The outward appearance of this device is consistent with the substation transformer in on-the-spot actual motion and measuring apparatus equipment appearance, by the transducer of design and installation in distribution transforming and metering mutual inductor, and the low-voltage of output safety.The electric pressure of the high-pressure side 0.4kV low pressure side 0.4kV of transformer, voltage transformer (VT) primary side 0.4kV becomes the voltage of secondary side 0.1kV, and current transformer is configured by transformer capacity.The real work load of insert experiment room is passed through in load, to obtain suitable current value.
This covering device design two class protection device, uprising side by residual current action breaker (being commonly called as leakage switch) and on-load switch at power transformation depressor is first class of protection device, is responsible for the safeguard protection that device transformer uprises side.Be secondary protection device in transformer step-down side by residual current action breaker (being commonly called as leakage switch) and on-load switch, be responsible for the safeguard protection of device transformer step-down side.
The protection of combined instrument transformer secondary is secondary protection device by voltage-type earth leakage protective device and on-load switch, is responsible for the protection of device combined instrument transformer secondary.
The operation interface of device: by the charged situation of power light suggestion device, is pointed out the input situation of load, by reometer, the output current value of voltage table indicating device, magnitude of voltage by load pilot lamp.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technician in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (7)
1. the mirroring apparatus of a 10kV distribution transforming and supporting measuring apparatus, it is characterized in that: comprise rack-mount transformer (1) and be arranged on the low-tension distribution box (2) below transformer (1), and outdoor drop-out fuse (3), high-pressure oxidation zinc lightning arrester (4), Assembled metering mutual inductor (5) and porcelain load (6), described outdoor drop-out fuse (3) one end is successively by the primary cut-out of band leakage tripping function, power light is connected with 10kV cable, described outdoor drop-out fuse (3) other end is connected with high-pressure oxidation zinc lightning arrester (4) one end, described high-pressure oxidation zinc lightning arrester (4) other end ground connection, described outdoor drop-out fuse (3) other end is also connected with Assembled metering mutual inductor (5) input end, described Assembled metering mutual inductor (5) output terminal is connected with transformer (1) input end, described transformer (1) output terminal is connected with gauging table (8) input end, described gauging table (8) output terminal is connected with the low-voltage circuit breaker of band leakage tripping function, described gauging table (8) is contained in thief-proof table case (7).
2. the mirroring apparatus of a kind of 10kV distribution transforming as claimed in claim 1 and supporting measuring apparatus, is characterized in that: described low-tension distribution box (2) is also configured with the current transformer that no-load voltage ratio is 100/5A, 0.2S level.
3. the mirroring apparatus of a kind of 10kV distribution transforming as claimed in claim 1 and supporting measuring apparatus, is characterized in that: described outdoor drop-out fuse (3), high-pressure oxidation zinc lightning arrester (4), Assembled metering mutual inductor (5) are three.
4. the mirroring apparatus of a kind of 10kV distribution transforming as claimed in claim 1 and supporting measuring apparatus, is characterized in that: described porcelain load (6) is 15.
5. the mirroring apparatus of a kind of 10kV distribution transforming as claimed in claim 1 and supporting measuring apparatus, is characterized in that: described thief-proof table case (7) adopts all-transparent PC material to make.
6. the mirroring apparatus of a kind of 10kV distribution transforming as claimed in claim 1 and supporting measuring apparatus, is characterized in that: described transformer (1) adopts Dyn11-30kVA type transformer.
7. the mirroring apparatus of a kind of 10kV distribution transforming as claimed in claim 1 and supporting measuring apparatus, it is characterized in that: described Assembled metering mutual inductor (5) for voltage change ratio be 0.4kV/0.1kV, 0.2 grade, ER effect is than being the electric current and voltage combined instrument transformer of 30/5A, 0.2S level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520786220.1U CN205016095U (en) | 2015-10-10 | 2015-10-10 | 10kV joins in marriage mirror image device that becomes and form a complete set metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520786220.1U CN205016095U (en) | 2015-10-10 | 2015-10-10 | 10kV joins in marriage mirror image device that becomes and form a complete set metering device |
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| Publication Number | Publication Date |
|---|---|
| CN205016095U true CN205016095U (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520786220.1U Active CN205016095U (en) | 2015-10-10 | 2015-10-10 | 10kV joins in marriage mirror image device that becomes and form a complete set metering device |
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| CN (1) | CN205016095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806383A (en) * | 2018-07-23 | 2018-11-13 | 广东电网有限责任公司 | Distribution training frame and distribution Training Methodology |
-
2015
- 2015-10-10 CN CN201520786220.1U patent/CN205016095U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806383A (en) * | 2018-07-23 | 2018-11-13 | 广东电网有限责任公司 | Distribution training frame and distribution Training Methodology |
| CN108806383B (en) * | 2018-07-23 | 2023-09-08 | 广东电网有限责任公司 | Power distribution training frame and power distribution training method |
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