ZA202204306B - Mns low-voltage withdrawable switchgear with protection against misoperation - Google Patents

Mns low-voltage withdrawable switchgear with protection against misoperation

Info

Publication number
ZA202204306B
ZA202204306B ZA2022/04306A ZA202204306A ZA202204306B ZA 202204306 B ZA202204306 B ZA 202204306B ZA 2022/04306 A ZA2022/04306 A ZA 2022/04306A ZA 202204306 A ZA202204306 A ZA 202204306A ZA 202204306 B ZA202204306 B ZA 202204306B
Authority
ZA
South Africa
Prior art keywords
protection against
withdrawable switchgear
mns low
against misoperation
voltage
Prior art date
Application number
ZA2022/04306A
Inventor
Bing Liu
Hualin Zhu
Jin Hong
Lei Li
Original Assignee
Nan Tong Huawei Power Equipment 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.)
Filing date
Publication date
Application filed by Nan Tong Huawei Power Equipment Co Ltd filed Critical Nan Tong Huawei Power Equipment Co Ltd
Publication of ZA202204306B publication Critical patent/ZA202204306B/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D7/00—Indicating measured values
    • G01D7/02—Indicating value of two or more variables simultaneously
    • G01D7/08—Indicating value of two or more variables simultaneously using a common indicating element for two or more variables
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/20—Status alarms responsive to moisture
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
    • H02B1/202—Cable lay-outs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/24—Circuit arrangements for boards or switchyards
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/306—Accessories, e.g. windows
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32—Mounting of devices therein
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32—Mounting of devices therein
    • H02B1/34—Racks
    • H02B1/36—Racks with withdrawable units
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56—Cooling; Ventilation
    • H02B1/565—Cooling; Ventilation for cabinets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B11/00—Switchgear having carriage withdrawable for isolation
    • H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
    • H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Electromagnetism (AREA)
  • Patch Boards (AREA)
ZA2022/04306A 2021-08-27 2022-04-19 Mns low-voltage withdrawable switchgear with protection against misoperation ZA202204306B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110992260.1A CN113690746B (en) 2021-08-27 2021-08-27 MNS type low-voltage draw-out switch cabinet capable of preventing misoperation

Publications (1)

Publication Number Publication Date
ZA202204306B true ZA202204306B (en) 2022-06-29

Family

ID=78583208

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2022/04306A ZA202204306B (en) 2021-08-27 2022-04-19 Mns low-voltage withdrawable switchgear with protection against misoperation

Country Status (2)

Country Link
CN (1) CN113690746B (en)
ZA (1) ZA202204306B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114938894B (en) * 2022-05-30 2023-08-25 江苏汉唐智能科技有限公司 Modularized spliced intelligent combination cabinet and splicing method thereof
CN115832915B (en) * 2023-02-15 2023-05-09 江苏万开电气科技有限公司 MNS low-voltage switch cabinet intelligent monitoring system based on thing networking

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE468025B (en) * 1991-02-14 1992-10-19 Foersvarets Forskningsanstalt Laser Detector
CN103869385B (en) * 2014-04-02 2016-08-17 昆明理工大学 A kind of method and device of laser detection rainfall
CN207612000U (en) * 2017-12-21 2018-07-13 东莞市东力电器设备有限公司 A kind of low-voltage distribution cabinet being easily installed
CN109324652A (en) * 2018-11-21 2019-02-12 杭州巨骐信息科技股份有限公司 A kind of running environment intelligent control system
CN212462534U (en) * 2020-04-29 2021-02-02 山东新大陆电力股份有限公司 Intelligent safety early warning high tension switchgear
CN112667011A (en) * 2020-12-30 2021-04-16 天津瑞能电气有限公司 Environmental control system of electric control cabinet for offshore wind power generation
CN113137248B (en) * 2021-05-10 2024-05-17 江西省交通科学研究院有限公司 Multifunctional tunnel lining trolley and use method thereof

Also Published As

Publication number Publication date
CN113690746B (en) 2024-02-13
CN113690746A (en) 2021-11-23

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