CN204945358U - A kind of various dimensions information monitoring instrument for current mutual inductor on site verification - Google Patents
A kind of various dimensions information monitoring instrument for current mutual inductor on site verification Download PDFInfo
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- CN204945358U CN204945358U CN201520587423.8U CN201520587423U CN204945358U CN 204945358 U CN204945358 U CN 204945358U CN 201520587423 U CN201520587423 U CN 201520587423U CN 204945358 U CN204945358 U CN 204945358U
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Abstract
For a various dimensions information monitoring instrument for current mutual inductor on site verification, it is characterized in that, comprise and sequentially connecting: power switch unit, power supply unit, electric current and voltage analysis and display interface unit; Wherein electric current and voltage analysis and display interface unit connect pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit respectively.The utility model a kind of for current mutual inductor on site verification various dimensions information monitoring metering device design environmental protection, simple and reliable, man-machine interface is friendly, Real Time Observation electric current and voltage can be provided for field personnel when current mutual inductor on site verifies, prevent the excessive situation causing testing equipment to damage of electric current and voltage.Meanwhile, utilize electric current and voltage analysis and display interface unit can judge perception and capacitive identification in its phase place and loop, for test up-flow provides reference frame.
Description
Technical field
The utility model belongs to mutual inductor on site test field, is more specifically a kind of various dimensions information monitoring metering device for current mutual inductor on site verification.
Background technology
The important primary equipment that current transformer (TA) is measurement, measuring instrument obtains primary current information, namely for measuring apparatus, whether qualified very important of the error test of current transformer, changes if any the overproof value of measuring electric energy that will cause of error, can not normally measure.Current current mutual inductor on site calibration equipment mainly contains, mutual inductor on site tester, current lifting device, standard current transformer, pressure regulator, tested current transformer and some test wires, need in site test to observe each equipment and loop current voltage status, but go back neither one intact device the quantity of information of distinct device to be carried out integrating and monitoring, therefore the utility model patent provides a kind of various dimensions information monitoring metering device for current mutual inductor on site verification, design environmental protection, simple and reliable, man-machine interface is friendly, Real Time Observation electric current and voltage can be provided when current mutual inductor on site verifies for field personnel, prevent the excessive situation causing testing equipment to damage of electric current and voltage.Meanwhile, utilize electric current and voltage analysis and display interface unit can judge perception and capacitive identification in its phase place and loop, for test up-flow provides reference frame.
Summary of the invention
The utility model a kind of for current mutual inductor on site verification various dimensions information monitoring metering device design environmental protection, simple and reliable, man-machine interface is friendly, Real Time Observation electric current and voltage can be provided for field personnel when current mutual inductor on site verifies, prevent the excessive situation causing testing equipment to damage of electric current and voltage.Meanwhile, utilize electric current and voltage analysis and display interface unit can judge perception and capacitive identification in its phase place and loop, for test up-flow provides reference frame.
For realizing above technical purpose, the utility model proposes a kind of various dimensions information monitoring metering device technical scheme for current mutual inductor on site verification.
For a various dimensions information monitoring instrument for current mutual inductor on site verification, the utility model is characterised in that, comprises and sequentially connecting: power switch unit, power supply unit, electric current and voltage analysis and display interface unit; Wherein electric current and voltage analysis and display interface unit connect pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit carry out each passage electric parameter analysis and carry out interface display respectively; Described power switch unit is for accessing 220V AC power, described power supply unit is powered to electric current and voltage analysis and display interface unit, and described pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit and electric current and voltage analysis and display interface unit link together.
The beneficial effects of the utility model and advantage as follows:
1, the utility model a kind of for current mutual inductor on site verification various dimensions information monitoring metering device design environmental protection, simple and reliable, man-machine interface is friendly, Real Time Observation electric current and voltage can be provided for field personnel when current mutual inductor on site verifies, prevent the excessive situation causing testing equipment to damage of electric current and voltage.
2, a kind of various dimensions information monitoring metering device for current mutual inductor on site verification of the utility model, utilizes electric current and voltage analysis and display interface unit can judge perception and capacitive identification in its phase place and loop, for test up-flow provides reference frame.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Below in conjunction with the drawings and specific embodiments, embodiment of the present utility model is further described.
Embodiment
As shown in Figure 1, a kind of various dimensions information monitoring instrument for current mutual inductor on site verification, the utility model is characterised in that, comprises and sequentially connecting: power switch unit, power supply unit, electric current and voltage analysis and display interface unit; Wherein electric current and voltage analysis and display interface unit connect pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit carry out each passage electric parameter analysis and carry out interface display respectively; Described power switch unit is for accessing 220V AC power, described power supply unit is powered to electric current and voltage analysis and display interface unit, and described pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit and electric current and voltage analysis and display interface unit link together.
Respectively each step is described as follows below:
1, described power switch unit is for accessing 220V AC power, described power supply unit is powered to electric current and voltage analysis and display interface unit, and described pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit and electric current and voltage analysis and display interface unit link together.And carry out each passage electric parameter analysis and carry out interface display, for parameters index in field personnel's real time on-line monitoring rising test.
2, each connecting line reliably should be connected in device terminals and avoid electric current and voltage connection terminal to obscure by scene in use, when carrying out on-the-spot transducer check, the analysis result of a parameter in device can be utilized to instruct rising test.
Claims (1)
1. for a various dimensions information monitoring instrument for current mutual inductor on site verification, it is characterized in that, comprise and sequentially connecting: power switch unit, power supply unit, electric current and voltage analysis and display interface unit; Wherein electric current and voltage analysis and display interface unit connect pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit carry out each passage electric parameter analysis and carry out interface display respectively; Described power switch unit is for accessing 220V AC power, described power supply unit is powered to electric current and voltage analysis and display interface unit, and described pressure regulator input voltage and input current test cell, pressure regulator output voltage testing current unit, current transformer primary circuit port voltage measuring unit, secondary loop of mutual inductor testing current unit and electric current and voltage analysis and display interface unit link together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520587423.8U CN204945358U (en) | 2015-08-06 | 2015-08-06 | A kind of various dimensions information monitoring instrument for current mutual inductor on site verification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520587423.8U CN204945358U (en) | 2015-08-06 | 2015-08-06 | A kind of various dimensions information monitoring instrument for current mutual inductor on site verification |
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| Publication Number | Publication Date |
|---|---|
| CN204945358U true CN204945358U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520587423.8U Active CN204945358U (en) | 2015-08-06 | 2015-08-06 | A kind of various dimensions information monitoring instrument for current mutual inductor on site verification |
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| CN (1) | CN204945358U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098914A (en) * | 2020-09-04 | 2020-12-18 | 国网上海市电力公司 | Real-power-environment-based operation quality testing system and evaluation method for metering low-voltage current transformer |
| CN112816934A (en) * | 2021-03-01 | 2021-05-18 | 云南电网有限责任公司电力科学研究院 | Method and system for judging error self-monitoring accuracy and timeliness of electric energy meter |
-
2015
- 2015-08-06 CN CN201520587423.8U patent/CN204945358U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098914A (en) * | 2020-09-04 | 2020-12-18 | 国网上海市电力公司 | Real-power-environment-based operation quality testing system and evaluation method for metering low-voltage current transformer |
| CN112816934A (en) * | 2021-03-01 | 2021-05-18 | 云南电网有限责任公司电力科学研究院 | Method and system for judging error self-monitoring accuracy and timeliness of electric energy meter |
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