CN207703991U - Medium voltage switchgear equipment energizing test equipment - Google Patents

Medium voltage switchgear equipment energizing test equipment Download PDF

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Publication number
CN207703991U
CN207703991U CN201721888839.9U CN201721888839U CN207703991U CN 207703991 U CN207703991 U CN 207703991U CN 201721888839 U CN201721888839 U CN 201721888839U CN 207703991 U CN207703991 U CN 207703991U
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CN
China
Prior art keywords
potential transformer
side winding
medium voltage
threephase potential
output end
Prior art date
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Active
Application number
CN201721888839.9U
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Chinese (zh)
Inventor
王帅
刘玉刚
王志超
杨超龙
沈硕丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING HERUI QINGHE ELECTRICAL Co Ltd
Original Assignee
BEIJING HERUI QINGHE ELECTRICAL Co Ltd
Priority date (The priority date 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 date listed.)
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Priority to CN201721888839.9U priority Critical patent/CN207703991U/en
Application granted granted Critical
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Abstract

The utility model is related to a kind of medium voltage switchgear equipment energizing test equipment, including cage, threephase potential transformer is installed in cage;Three-phase alternating-current supply is connected by pressure regulator TV and circuit breaker Q F1 with the low-voltage coil input terminal of threephase potential transformer primary side winding;The vice-side winding of threephase potential transformer is provided with high-tension coil output end;High-tension coil output end is connected by capacitance and indicator light with ground terminal;The primary side winding of threephase potential transformer further includes having measuring coil;Measuring coil output end is connected with voltmeter.The utility model medium voltage switchgear equipment energizing test equipment, easy to use and flexible, it fast and accurately finds to lead to the problem of during manufacturing, secondary connection mistake is found in time, conventional detection efficiency is improved, check fee expense is reduced, ensures test effect, production efficiency and production testing efficiency are improved, product quality is preferably controlled.

Description

Medium voltage switchgear equipment energizing test equipment
Technical field
The utility model is related to a kind of experimental provisions, in particular to a kind of medium voltage switchgear equipment energizing test is set It is standby.
Background technology
It needs to carry out energizing test, middle pressure currently, the concerned countries standard that middle die pressing product executes is not specified by delivery test Production production field does not have the energizing test equipment of corresponding voltage grade, and Power Equipment Manufacturing Enterprise is generally without carrying out mould The energizing test of quasi- scene service condition, this results in some functional trials that cannot effectively be verified in factory, conventional right The method that each electrical equipment is individually verified, being able to validate only element itself, whether there is or not quality problems, and cannot fast and accurately find It is led to the problem of during manufacturing, as secondary connection mistake causes function not realize normally.In addition, conventional detection is taken a lot of work Arduously, test effect is also undesirable, and production efficiency is caused to decline.
Utility model content
Deficiency in for the above-mentioned prior art, the utility model provide a kind of safe and reliable, reduction check fee expense, guarantor Demonstrate,prove the medium voltage switchgear equipment energizing test equipment of test effect.
Technical solution adopted in the utility model is:
A kind of medium voltage switchgear equipment energizing test equipment, including cage,
Threephase potential transformer, pressure regulator, electrification indicator light and voltage measuring apparatus are installed in cage;
The low-voltage coil that three-phase alternating-current supply passes through pressure regulator TV and circuit breaker Q F1 and threephase potential transformer primary side winding Input terminal is connected;
The vice-side winding of threephase potential transformer is provided with high-tension coil output end;
High-tension coil output end is connected by capacitance and indicator light with ground terminal;
The primary side winding of threephase potential transformer further includes having measuring coil;
Measuring coil output end is connected by circuit breaker Q F, control switch SA, electrification indicator light with voltmeter PV.
The low-voltage coil input voltage of the primary side winding is 220V.
The vice-side winding high-tension coil output voltage of the threephase potential transformer is 10000V.
The measuring coil output voltage is 100V.
The measuring coil output end is provided with ground terminal.
Cage bottom is equipped with castor.
The advantageous effect of the utility model compared with the prior art:
The utility model medium voltage switchgear equipment energizing test equipment, easy to use and flexible fast and accurately find production system It is led to the problem of during making, finds secondary connection mistake in time, improve conventional detection efficiency, reduce check fee expense, ensured Test effect improves production efficiency and production testing efficiency, preferably controls product quality.
Description of the drawings
Fig. 1 is the circuit diagram of the utility model medium voltage switchgear equipment energizing test equipment.
Specific implementation mode
Referring to the drawings and the utility model is described in detail in embodiment:
Attached drawing 1 is it is found that a kind of medium voltage switchgear equipment energizing test equipment, including cage,
Threephase potential transformer, pressure regulator, electrification indicator light and voltage measuring apparatus are installed in cage;
The low-voltage coil that three-phase alternating-current supply passes through pressure regulator TV and circuit breaker Q F1 and threephase potential transformer primary side winding Input terminal is connected;
The vice-side winding of threephase potential transformer is provided with high-tension coil output end;
High-tension coil output end is connected by capacitance and indicator light with ground terminal;
The primary side winding of threephase potential transformer further includes having measuring coil;
Measuring coil output end is connected by circuit breaker Q F, control switch SA, electrification indicator light with voltmeter PV.
The low-voltage coil input voltage of the primary side winding is 220V.
The vice-side winding high-tension coil output voltage of the threephase potential transformer is 10000V.
The measuring coil output voltage is 100V.
The measuring coil output end is provided with ground terminal.
Cage bottom is equipped with castor.
The utility model medium voltage switchgear equipment energizing test equipment fast and accurately finds to generate during manufacturing The problem of, secondary connection mistake is found in time, improves conventional detection efficiency, reduces check fee expense, ensures test effect, is improved Production efficiency and production testing efficiency, preferably control product quality.
Threephase potential transformer is the main equipment for generating piezoelectricity pressure in 10KV.Using double winding voltage transformer, no-load voltage ratio 10000V/100V/220V, mesolow 220V windings is selected to connect output voltage regulator, as adjusting output voltage size Device;100V windings connect voltmeter, electrified voltage size are indicated, as voltage measuring apparatus;10000V high-voltage winding conducts Energizing test power supply provides 10000V voltage class power supplys, is used for experiment.
The pressure regulator is the low-pressure side input power of threephase potential transformer, and the output voltage that can adjust mutual inductor is big It is small, belong to regulator.
The thread guide devices of this equipment select height of the 10KV shielded cables+tangible knuckle joint of shield type to voltage transformer Pressure output end does insulation shielding processing, ensures safety, and the lead between testing equipment and tested device uses 10000V high pressures Insulated electric conductor, high-voltage isulation electric wire connect with testing equipment end and means of permanent attachment can be used, and tie point does insulation encapsulation process, High-voltage isulation electric wire connect can be used with tested device and be bolted or other connection types.
Equipment input power installs level Four breaker, the automatic tripping mains side of overcurrent;Pressure regulator exports and mutual induction of voltage Device input connecting line among be arranged three-level breaker, if any short circuit accident can immediately trip protection the person and equipment safety.
Equipment high-voltage leading-out wire is using the tangible knuckle joint of shielded cable+shield type to the High voltage output of voltage transformer Insulation shielding processing is done at end, ensures safety, and the lead between testing equipment and tested device uses 10000V or higher voltage The high-voltage isulation electric wire of grade, it is pre- anti-breakdown.
Independent grounding device is arranged in equipment, and when use ensures that earth point wants reliable ground.
The above descriptions are merely preferred embodiments of the present invention, not makees to the structure of the utility model any Formal limitation.It is any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent Variation and modification, belong within the scope of the technical solution of the utility model.

Claims (6)

1. a kind of medium voltage switchgear equipment energizing test equipment, including cage, which is characterized in that
Threephase potential transformer, pressure regulator, electrification indicator light and voltage measuring apparatus are installed in cage;
Three-phase alternating-current supply is inputted by pressure regulator TV and circuit breaker Q F1 and the low-voltage coil of threephase potential transformer primary side winding End is connected;
The vice-side winding of threephase potential transformer is provided with high-tension coil output end;
High-tension coil output end is connected by capacitance and indicator light with ground terminal;
The primary side winding of threephase potential transformer further includes having measuring coil;
Measuring coil output end is connected by circuit breaker Q F, control switch SA, electrification indicator light with voltmeter PV.
2. medium voltage switchgear equipment energizing test equipment according to claim 1, it is characterised in that:The low pressure of the primary side winding Coil input voltage is 220V.
3. medium voltage switchgear equipment energizing test equipment according to claim 1, it is characterised in that:The threephase potential transformer Vice-side winding high-tension coil output voltage be 10000V.
4. medium voltage switchgear equipment energizing test equipment according to claim 1, it is characterised in that:The measuring coil output electricity Pressure is 100V.
5. medium voltage switchgear equipment energizing test equipment according to claim 1, it is characterised in that:The measuring coil output end It is provided with ground terminal.
6. medium voltage switchgear equipment energizing test equipment according to claim 1, it is characterised in that:Cage bottom is equipped with foot Wheel.
CN201721888839.9U 2017-12-29 2017-12-29 Medium voltage switchgear equipment energizing test equipment Active CN207703991U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721888839.9U CN207703991U (en) 2017-12-29 2017-12-29 Medium voltage switchgear equipment energizing test equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721888839.9U CN207703991U (en) 2017-12-29 2017-12-29 Medium voltage switchgear equipment energizing test equipment

Publications (1)

Publication Number Publication Date
CN207703991U true CN207703991U (en) 2018-08-07

Family

ID=63030101

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721888839.9U Active CN207703991U (en) 2017-12-29 2017-12-29 Medium voltage switchgear equipment energizing test equipment

Country Status (1)

Country Link
CN (1) CN207703991U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111781419A (en) * 2020-07-08 2020-10-16 上海马拉松·革新电气有限公司 Integrated voltage detection and signal acquisition system for medium and high voltage generator
CN111781419B (en) * 2020-07-08 2022-10-28 上海马拉松·革新电气有限公司 Integrated voltage detection and signal acquisition system for medium and high voltage generator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111781419A (en) * 2020-07-08 2020-10-16 上海马拉松·革新电气有限公司 Integrated voltage detection and signal acquisition system for medium and high voltage generator
CN111781419B (en) * 2020-07-08 2022-10-28 上海马拉松·革新电气有限公司 Integrated voltage detection and signal acquisition system for medium and high voltage generator

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