CN205670502U - Three-phase hexa-atomic part Current Voltage Split assembled transformer - Google Patents
Three-phase hexa-atomic part Current Voltage Split assembled transformer Download PDFInfo
- Publication number
- CN205670502U CN205670502U CN201620544504.4U CN201620544504U CN205670502U CN 205670502 U CN205670502 U CN 205670502U CN 201620544504 U CN201620544504 U CN 201620544504U CN 205670502 U CN205670502 U CN 205670502U
- Authority
- CN
- China
- Prior art keywords
- phase
- voltage
- winding
- secondary winding
- transformer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Transformers For Measuring Instruments (AREA)
Abstract
Three-phase hexa-atomic part Current Voltage Split assembled transformer, including threephase potential transformer.Winding of threephase potential transformer does three-phase Y Y wiring, draws terminal of three-phase voltage respectively.Being arranged with A phase voltage Secondary Winding on A phase voltage iron core, then outer sheath is provided with A phase power supply winding, and then outer sheath is provided with A phase auxiliary Secondary Winding, and then outer sheath is provided with a winding of A phase voltage transformer.B phase, C phase structure are identical.Three-phase voltage Secondary Winding, three phase mains winding and the connection corresponding with voltage secondary terminals of three-phase auxiliary Secondary Winding.Also has threephase current transformer.This product current transformer is Split type structure, and with power supply and monitoring winding, is integrated in one the key element metering electric current of prepayment metering, voltage transformer, power consumption pressure transformer.
Description
Technical field
The utility model belongs to combination transformer field, particularly to three-phase hexa-atomic part Current Voltage Split assembled mutual inductance
Device.
Background technology
10kV high-voltage prepayment device can realize checking meter in real time, the function such as long-range transmission or not, line loss analyzing.Comprise prime
Disconnecting switch, vacuum circuit breaker, metering current mulual inductor, metered voltage transformer, separately need supply voltage transformer integrated,
But the three-phase and four-line that can not meet some users uses and requires.
Utility model content
The purpose of this utility model is to provide three-phase hexa-atomic part Current Voltage Split assembled transformer, and this transformer is by electric current
Transformer and voltage transformer are integrated, meet the use to three-phase and four-line metering prepaid devices and require.
The technical scheme is that
Three-phase hexa-atomic part Current Voltage Split assembled transformer, including a voltage cell and three current units.
Technical points is:
One voltage cell includes A phase voltage transformer, B phase voltage transformer and C phase voltage transformer.
Winding of A phase voltage transformer, a winding of B phase voltage transformer and C phase voltage transformer are once
Winding does three-phase Y-Y wiring.
A, B, C threephase potential transformer draws terminal of A phase voltage, terminal of B phase voltage and C phase voltage one respectively
Secondary terminal.
Be arranged with A phase voltage Secondary Winding on A phase voltage iron core, A phase voltage Secondary Winding outer sheath be provided with A phase power supply around
Group, A phase power supply winding outer sheath is provided with A phase auxiliary Secondary Winding, and A phase auxiliary Secondary Winding outer sheath is provided with A phase voltage mutual inductance
Winding of device.
Be arranged with B phase voltage Secondary Winding on B phase voltage iron core, B phase voltage Secondary Winding outer sheath be provided with B phase power supply around
Group, B phase power supply winding outer sheath is provided with B phase auxiliary Secondary Winding, and B phase auxiliary Secondary Winding outer sheath is provided with B phase voltage mutual inductance
Winding of device.
Be arranged with C phase voltage Secondary Winding on C phase voltage iron core, C phase voltage Secondary Winding outer sheath be provided with C phase power supply around
Group, C phase power supply winding outer sheath is provided with C phase auxiliary Secondary Winding, and C phase auxiliary Secondary Winding outer sheath is provided with C phase voltage mutual inductance
Winding of device.
A phase voltage Secondary Winding, B phase voltage Secondary Winding and C phase voltage Secondary Winding are all corresponding with voltage secondary terminals
Connect.
A phase power supply winding, B phase power supply winding and C phase power supply winding are all corresponding with voltage secondary terminals to be connected.
After A phase auxiliary Secondary Winding, B phase auxiliary Secondary Winding are in sequential series with C phase auxiliary Secondary Winding, two ends and electricity
Pressure secondary terminals is corresponding to be connected.
Voltage cell is arranged in voltage insulation housing.
Three current units are divided into A phase current mutual inductor, B phase current mutual inductor and C phase current mutual inductor.
Have an advantage in that:
This product current transformer is Split type structure, and the voltage transformer being responsible for power supply is independent component, is contained in ZW8 vacuum
In breaker.Prepaying batch meter with monoblock type combination transformer use electric current, voltage integral structure and with power supply winding
(power supply winding) and open delta monitoring winding (auxiliary Secondary Winding), by the key element metering electric current of prepayment metering,
Voltage transformer, power consumption pressure transformer are integrated in one, and meet the use to three-phase and four-line metering prepaid devices for the user
Require.
Brief description
Fig. 1 is side sectional view of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is top view of the present utility model.
Fig. 4 is side view of the present utility model.
Fig. 5 is circuit theory diagrams of the present utility model.
Detailed description of the invention
Three-phase hexa-atomic part Current Voltage Split assembled transformer, including a voltage cell and three current units.
One voltage cell includes A phase voltage transformer, B phase voltage transformer and C phase voltage transformer.
Winding of winding the 9th, the B phase voltage transformer of A phase voltage transformer and C phase voltage transformer are once
Winding does three-phase Y-Y wiring.
A, B, C threephase potential transformer draws terminal of A phase voltage the 1st, terminal of B phase voltage and C phase voltage respectively
Terminal.
Being arranged with A phase voltage Secondary Winding 10 on A phase voltage iron core 11, A phase voltage Secondary Winding 10 outer sheath is provided with A phase
Power supply winding 12, A phase power supply winding 12 outer sheath is provided with A phase auxiliary Secondary Winding 13, sheathed outside A phase auxiliary Secondary Winding 13
There is a winding 9 of A phase voltage transformer.
Be arranged with B phase voltage Secondary Winding on B phase voltage iron core, B phase voltage Secondary Winding outer sheath be provided with B phase power supply around
Group, B phase power supply winding outer sheath is provided with B phase auxiliary Secondary Winding, and B phase auxiliary Secondary Winding outer sheath is provided with B phase voltage mutual inductance
Winding of device.
Be arranged with C phase voltage Secondary Winding on C phase voltage iron core, C phase voltage Secondary Winding outer sheath be provided with C phase power supply around
Group, C phase power supply winding outer sheath is provided with C phase auxiliary Secondary Winding, and C phase auxiliary Secondary Winding outer sheath is provided with C phase voltage mutual inductance
Winding of device.
A phase voltage Secondary Winding the 10th, B phase voltage Secondary Winding and C phase voltage Secondary Winding all with voltage secondary terminals pair
Should connect.
A phase power supply winding the 12nd, B phase power supply winding and all corresponding with the voltage secondary terminals connection of C phase power supply winding.
After A phase auxiliary Secondary Winding the 13rd, B phase auxiliary Secondary Winding and C phase auxiliary Secondary Winding is in sequential series, two ends with
Voltage secondary terminals is corresponding to be connected.
Voltage cell is arranged in voltage insulation housing 6.
Three current units are divided into A phase current mutual inductor, B phase current mutual inductor and C phase current mutual inductor.
A phase current mutual inductor includes A phase winding 4 and A phase Secondary Winding 5 being arranged in A phase insulation shell 14.A
Phase Secondary Winding 5 is set on A phase current iron core.A phase winding 4 and A phase Secondary Winding 5 is sheathed mutually.Winding of A phase
4 two ends connect terminal 2 of A phase by the A fishplate bar 3 that is connected respectively.
B phase current mutual inductor includes winding of B phase and the B phase Secondary Winding being arranged in B phase insulation shell.B phase two
Secondary winding is set on B phase current iron core.Winding of B phase and B phase Secondary Winding are sheathed mutually.Winding two ends of B phase are divided
Not by B be connected fishplate bar connect terminal of B phase.
C phase current mutual inductor includes winding of C phase and the C phase Secondary Winding being arranged in C phase insulation shell.
C phase current mutual inductor includes winding of C phase and the C phase Secondary Winding being arranged in C phase insulation shell.C phase two
Secondary winding is set on C phase current iron core.Winding of C phase and C phase Secondary Winding are sheathed mutually.Winding two ends of C phase are divided
Not by C be connected fishplate bar connect terminal of C phase.
A phase Secondary Winding the 5th, B phase Secondary Winding and all corresponding with electric current secondary terminals 7 connection of C phase Secondary Winding.
Described voltage insulation housing 6 is epoxy resin housing.
A phase insulation shell the 14th, B phase insulation shell and C phase insulation shell are epoxy resin housing.
Described voltage insulation housing the 6th, A phase insulation shell the 14th, B phase insulation shell and the unification of C phase insulation shell are arranged on
Mounting seat 8 forms entirety.
Described A phase voltage iron core the 11st, B phase voltage iron core and C phase voltage iron core are the ring-type iron core of R type.Described A phase
Current ferric core, B phase current voltage iron core and C phase current voltage iron core are microcrystallizing alloy iron core.
Terminal of A phase the 2nd, terminal of B phase and terminal of C phase are column construction.
Three voltage transformers are monoblock type, and three windings do three-phase Y-Y wiring, and A, B, C three-phase draws three electricity
Press a terminal.
One time line voltage signal is applied to winding of voltage by terminal collection of voltage of each phase, voltage signal
It is coupling in, respectively through the ring-type iron core of three R types, secondary singal and the three-phase that three voltage Secondary Winding form standards again on two sections
Balanced signal.
Current unit is three-phase stand-alone configuration, and high voltage side current enters electricity by electric current one secondary input end through connecting plate
Flowing a winding, high-tension current senses generation secondary standard electric current in electric current Secondary Winding and exports through secondary output terminals.
The voltage signal of standard and current signal are supplied to advanced charge device, and three-phase equilibrium signal is supplied to supporting continuing
Protection device.
Voltage transformer magnetic core uses R type annular core, and reducing voltage transformer open circuit loss makes equipment stable operation.Electricity
Current transformer uses microcrystallizing alloy iron core, it is ensured that certainty of measurement.
Terminal of electric current high pressure uses column construction, and soft silicon rubber high-tension cable line can be used to connect, convenient
High-voltage line connects.
It is provided with power supply winding, it is possible to provide to the power supply that relay protection devices and mechanical operating mechanism are stable.
Voltage transformer is provided with auxiliary Secondary Winding, can supervise non-equilibrium among three phase voltages and three-phase insulation against ground
Survey, provide signal for relay protection devices.
Technical parameter: model: JLSZW-10Y8.
Voltage ratio: 10 √ 3/0.1 √ 3/0.1/3/0.22kV.
Voltage accuracy grade: 0.2/3P/3 level.
Voltagerating output capacity: 20/100/500VA.
Current ratio: 5-600/5A.
Current precision grade: 0.2S.
Current rating output capacity: 10VA.
Frequency: 50/60Hz.
Type of device: indoor.
Standard phase voltage signal exports 1a-1n, 1b-1n, 1c-1n.
Standard line voltage signal exports 1a-1b, 1b-1c, 1a-1c.
Supply voltage exports 2a-2b, 2b-2c, 2a-2c.
Auxiliary secondary: (three-phase imbalance voltage monitoring da-dn).
Secondary current signal exports: three-phase s1-s2-s3.
Described hexa-atomic part is three voltage transformers and three current transformers.
Claims (6)
1. three-phase hexa-atomic part Current Voltage Split assembled transformer, including a voltage cell and three current units；Its feature
It is:
One voltage cell includes A phase voltage transformer, B phase voltage transformer and C phase voltage transformer；
Winding (9) of A phase voltage transformer, a winding of B phase voltage transformer and C phase voltage transformer once around
Group does three-phase Y-Y wiring；
A, B, C threephase potential transformer draws terminal (1) of A phase voltage, terminal of B phase voltage and C phase voltage one respectively
Secondary terminal；
Being arranged with A phase voltage Secondary Winding (10) on A phase voltage iron core (11), A phase voltage Secondary Winding (10) outer sheath is provided with A
Phase power supply winding (12), A phase power supply winding (12) outer sheath is provided with A phase auxiliary Secondary Winding (13), and A phase assists Secondary Winding
(13) outer sheath is provided with a winding (9) of A phase voltage transformer；
Being arranged with B phase voltage Secondary Winding on B phase voltage iron core, B phase voltage Secondary Winding outer sheath is provided with B phase power supply winding, B
Phase power supply winding outer sheath is provided with B phase auxiliary Secondary Winding, and B phase auxiliary Secondary Winding outer sheath is provided with B phase voltage transformer
Winding；
Being arranged with C phase voltage Secondary Winding on C phase voltage iron core, C phase voltage Secondary Winding outer sheath is provided with C phase power supply winding, C
Phase power supply winding outer sheath is provided with C phase auxiliary Secondary Winding, and C phase auxiliary Secondary Winding outer sheath is provided with C phase voltage transformer
Winding；
A phase voltage Secondary Winding (10), B phase voltage Secondary Winding and C phase voltage Secondary Winding are all corresponding with voltage secondary terminals
Connect；
A phase power supply winding (12), B phase power supply winding and C phase power supply winding are all corresponding with voltage secondary terminals to be connected；
After A phase auxiliary Secondary Winding (13), B phase auxiliary Secondary Winding are in sequential series with C phase auxiliary Secondary Winding, two ends and electricity
Pressure secondary terminals is corresponding to be connected；
Voltage cell is arranged in voltage insulation housing (6)；
Three current units are divided into A phase current mutual inductor, B phase current mutual inductor and C phase current mutual inductor.
2. three-phase according to claim 1 hexa-atomic part Current Voltage Split assembled transformer, it is characterised in that: A phase current
Transformer includes being arranged on winding (4) of the inner A phase of A phase insulation shell (14) and A phase Secondary Winding (5)；A phase Secondary Winding
(5) it is set on A phase current iron core；Winding (4) of A phase and A phase Secondary Winding (5) are sheathed mutually；Winding (4) of A phase
Two ends respectively by A be connected fishplate bar (3) connect terminal (2) of A phase；
B phase current mutual inductor includes winding of B phase and the B phase Secondary Winding being arranged in B phase insulation shell；B phase secondary around
Group is set on B phase current iron core；Winding of B phase and B phase Secondary Winding are sheathed mutually；Winding two ends of B phase lead to respectively
Cross B be connected fishplate bar connect terminal of B phase；
C phase current mutual inductor includes winding of C phase and the C phase Secondary Winding being arranged in C phase insulation shell；
C phase current mutual inductor includes winding of C phase and the C phase Secondary Winding being arranged in C phase insulation shell；C phase secondary around
Group is set on C phase current iron core；Winding of C phase and C phase Secondary Winding are sheathed mutually；Winding two ends of C phase lead to respectively
Cross C be connected fishplate bar connect terminal of C phase；
A phase Secondary Winding (5), B phase Secondary Winding and C phase Secondary Winding are all corresponding with electric current secondary terminals (7) to be connected.
3. three-phase according to claim 2 hexa-atomic part Current Voltage Split assembled transformer, it is characterised in that: described electricity
Pressure insulation shell (6) is epoxy resin housing；
A phase insulation shell (14), B phase insulation shell and C phase insulation shell are epoxy resin housing.
4. three-phase according to claim 2 hexa-atomic part Current Voltage Split assembled transformer, it is characterised in that: described electricity
Pressure insulation shell (6), A phase insulation shell (14), B phase insulation shell and C phase insulation shell are unified is arranged on mounting seat (8) shape
Integral.
5. three-phase according to claim 2 hexa-atomic part Current Voltage Split assembled transformer, it is characterised in that: described A
Phase voltage iron core (11), B phase voltage iron core and C phase voltage iron core are the ring-type iron core of R type；Described A phase current iron core, B phase
Current Voltage iron core and C phase current voltage iron core are microcrystallizing alloy iron core.
6. three-phase according to claim 2 hexa-atomic part Current Voltage Split assembled transformer, it is characterised in that: A phase is once
Terminal (2), terminal of B phase and terminal of C phase are column construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620544504.4U CN205670502U (en) | 2016-06-07 | 2016-06-07 | Three-phase hexa-atomic part Current Voltage Split assembled transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620544504.4U CN205670502U (en) | 2016-06-07 | 2016-06-07 | Three-phase hexa-atomic part Current Voltage Split assembled transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205670502U true CN205670502U (en) | 2016-11-02 |
Family
ID=57191510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620544504.4U Expired - Fee Related CN205670502U (en) | 2016-06-07 | 2016-06-07 | Three-phase hexa-atomic part Current Voltage Split assembled transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205670502U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192974A (en) * | 2017-07-19 | 2017-09-22 | 云南电网有限责任公司电力科学研究院 | Integration voltage current standard transformer |
| CN108630420A (en) * | 2018-07-16 | 2018-10-09 | 国网四川省电力公司电力科学研究院 | A kind of three element combination transformer of three-phase |
| CN109600050A (en) * | 2019-01-29 | 2019-04-09 | 重庆睿伊互感器研究院有限公司 | A kind of simple charge power supply of three-phase and four-line combination transformer |
-
2016
- 2016-06-07 CN CN201620544504.4U patent/CN205670502U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192974A (en) * | 2017-07-19 | 2017-09-22 | 云南电网有限责任公司电力科学研究院 | Integration voltage current standard transformer |
| CN107192974B (en) * | 2017-07-19 | 2023-06-09 | 云南电网有限责任公司电力科学研究院 | Integrated voltage and current standard transformer |
| CN108630420A (en) * | 2018-07-16 | 2018-10-09 | 国网四川省电力公司电力科学研究院 | A kind of three element combination transformer of three-phase |
| CN108630420B (en) * | 2018-07-16 | 2023-06-09 | 国网四川省电力公司电力科学研究院 | Three-phase three-element combined transformer |
| CN109600050A (en) * | 2019-01-29 | 2019-04-09 | 重庆睿伊互感器研究院有限公司 | A kind of simple charge power supply of three-phase and four-line combination transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205670502U (en) | Three-phase hexa-atomic part Current Voltage Split assembled transformer | |
| CN201421466Y (en) | Small high-voltage kilowatt-hour meter directly arranged on 10KV power supply line | |
| CN217879400U (en) | Current and voltage sensor and self-power-taking combined device | |
| CN207425577U (en) | A kind of voltage transformer | |
| CN203481031U (en) | High-voltage transformer | |
| CN202126455U (en) | Multifunctional combined electric power metering box | |
| CN204558236U (en) | A kind of three-phase integrated zero sequence current mutual inductor | |
| CN102360880B (en) | Ferroresonance-preventing self-power supply device of electronic voltage transformer | |
| CN205810565U (en) | A kind of metal shell three-phase ground voltage transformer | |
| CN203799860U (en) | Instrument transformer special for outdoor prepayment metering tank | |
| CN204857434U (en) | Mutual -inductor | |
| CN210516390U (en) | Micropower combined mutual inductor | |
| CN102332684B (en) | Ferromagnetic resonance-preventing self-powered 2PT three-phase three-wire electronic transformer high-voltage electric energy metering cabinet or metering box | |
| CN201637807U (en) | Power frequency leakage current tester | |
| CN201570797U (en) | High-voltage power supply and low-voltage measuring combined switch cabinet | |
| CN203746639U (en) | Line-terminal on-load voltage regulating single-phase 220kV high-impedance transformer | |
| CN202870144U (en) | Current measuring device for breaker or switch cabinet | |
| CN205670501U (en) | Three-phase four element combination transformer | |
| CN202307496U (en) | Electronic high-voltage current transformer | |
| CN102928645B (en) | A kind of electric capacity being applied to 10kV power distribution network surveys potential circuit device | |
| CN102539906A (en) | Digital high-voltage metering device and metering system thereof | |
| CN105225816A (en) | A kind of current transformer with high voltage standard capacitor function | |
| CN2929927Y (en) | Transformer integrated outdoor dry type totally-enclosed three-phase current transformer | |
| CN100431064C (en) | Changing current ratio of 10KV and higher high-voltage current transformer under live condition | |
| CN102419390B (en) | Self-powered 3PT three-phase three-wire electronic transformer high-voltage electric energy metering cabinet or metering box capable of preventing ferromagnetic resonance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161102 Termination date: 20200607 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |