JPH04156240A - Uninterruptible power supply - Google Patents
Uninterruptible power supplyInfo
- Publication number
- JPH04156240A JPH04156240A JP2280240A JP28024090A JPH04156240A JP H04156240 A JPH04156240 A JP H04156240A JP 2280240 A JP2280240 A JP 2280240A JP 28024090 A JP28024090 A JP 28024090A JP H04156240 A JPH04156240 A JP H04156240A
- Authority
- JP
- Japan
- Prior art keywords
- inverter
- terminal
- power supply
- storage battery
- unit
- 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.)
- Pending
Links
- 238000007689 inspection Methods 0.000 claims abstract description 9
- 238000012423 maintenance Methods 0.000 claims abstract description 7
- 210000004899 c-terminal region Anatomy 0.000 claims description 6
- 238000005070 sampling Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】 ○産業上の利用分野 本発明は、無停電電源装置に関するものである。[Detailed description of the invention] ○Industrial application fields The present invention relates to an uninterruptible power supply.
より詳しくは、商用電源が変電して供給されている負荷
に対し、商用電源の停電事故に際し自動的に蓄電池に切
換えることにより、負荷に供給した電力が無停電となる
ための無停電電源装置に関するものである。More specifically, it relates to an uninterruptible power supply system that automatically switches to a storage battery in the event of a power outage of the commercial power supply to the load, which is supplied by transforming the commercial power supply, so that the power supplied to the load is uninterrupted. It is something.
○従来技術
この種の無停電電源装置としては、ＡＣ１００■の商用
電源をトランスを経て６０Ｖに降圧して負荷に供給し、
トランスと並列にインバータ充電器を設け、インバータ
充電部を経て蓄電池を常時充電し、トランスの二次側に
設けた切替スイッチの切替で停電時にインバータ充電部
を経て蓄電池は接続して、蓄電池よりのｌ［流（ｆ！４
えばＤＣ４８Ｖ、ＤＣ２４Ｖ）ｔｔインバー９ＴＡＣ６
０Ｖに変電して負荷匍に給電することで、無停電電源装
置を構成したもの（例えば、ＣＡＴＶ用電源器供給１１
が公知である。○Prior art This type of uninterruptible power supply device steps down AC 100cm commercial power to 60V through a transformer and supplies it to the load.
An inverter charger is installed in parallel with the transformer, and the storage battery is constantly charged via the inverter charging section.In the event of a power outage, the storage battery is connected via the inverter charging section by switching the changeover switch installed on the secondary side of the transformer. l [Flow (f!4
For example, DC48V, DC24V) tt Invar 9TAC6
An uninterruptible power supply that transforms to 0V and supplies power to the load (for example, CATV power supply 11)
is publicly known.
０発明が解決すべき課題
上記の公知の無停電電源装置においては、インバータ充
電器の点検にあたっては、商用電源が通電中であっても
負荷側が停電する間履点があった１よって、本Ｊ！明は
、商用電源が通電中であれば負荷への電力の供給を停止
することがなく、インバータおよび充電器の点検・調整
・抜取り・交換を可能とすることを目的とするものであ
る。0 Problems to be Solved by the Invention In the above-mentioned known uninterruptible power supply system, when inspecting the inverter charger, there were times when the load side experienced a power outage even when the commercial power supply was energized1.Therefore, this J ! The purpose of this invention is to enable inspection, adjustment, removal, and replacement of inverters and chargers without stopping the supply of power to loads as long as the commercial power source is on.
ＯｊＩ層を解決するための手段
本発明は、降圧用の電源トランスと出力切替用レリーと
を内装し、電源入力端子と負荷出力端子とトランス端子
と充電入端子とインバータＡ端子とを有し、出力切替用
リレーは電源通電中は出力端子を電ｊＩ側接続し、停電
（非通電時）にはインバータ賀接続とする構成としたト
ランスユニットと一充電器とインバータとを内装し充電
Ｂ端子とインバータＢ端子と蓄電電池端子とを有するイ
ンバータ充電ユニットと：蓄電池を内装し蓄電池Ｃ端子
を有する蓄電池ユニットとの、三つのユニットに分割し
て無停電電源装置を構成し、トランスユニットの充電Ａ
端子、インバータＡ端子壷、それぞれインバータ充電ユ
ニトの充電Ｂ端子、インバータＢ端子に接続自在とし、
インバータ充電器、 ニットの蓄電電池端子と蓄電池
ユニトの蓄電池Ｃ端子とを接続自在として、保守点検時
にあたり負荷通電状態でインバータ充電器、蓄電池を点
検・調整・抜取・交換を自在とする。Means for Solving the OjI Layer The present invention incorporates a step-down power transformer and an output switching relay, and has a power input terminal, a load output terminal, a transformer terminal, a charging input terminal, and an inverter A terminal, The output switching relay is configured to connect the output terminal to the power side I when the power is on, and connect it to the inverter during a power outage (when the power is off).The transformer unit, one charger, and the inverter are installed inside, and the output terminal is connected to the charging B terminal. An uninterruptible power supply is configured by dividing into three units: an inverter charging unit having an inverter B terminal and a storage battery terminal; and a storage battery unit having a storage battery inside and a storage battery C terminal.
The terminal, the inverter A terminal pot, can be freely connected to the charging B terminal of the inverter charging unit and the inverter B terminal, respectively.
The inverter charger and the storage battery terminal of the knit can be freely connected to the storage battery C terminal of the storage battery unit, so that the inverter charger and the storage battery can be inspected, adjusted, extracted, and replaced while the load is energized during maintenance and inspection.
０実施例
以下図面に示す実施例にもとづいて本発明の詳細な説明
する。Embodiment 0 The present invention will be described in detail below based on embodiments shown in the drawings.
本発明の大要を示す第１ＴＩ！Ｊを参照して、トランス
ユニットＡとインバータ充電ユニットＢｊ５よび蓄電池
ユニットＣとに分割して無停電電源装置を構成する。The first TI showing the outline of the present invention! Referring to J, an uninterruptible power supply is constructed by dividing into a transformer unit A, an inverter charging unit Bj5, and a storage battery unit C.
トランスユニットＡは、降圧用の電源トランスｌと出力
切替用レリー２とを内装し、電源トランス端子３と負荷
出力端子４と充電Ａ端子６とインバータＡ端子７とを蝕
け、出力切替用リレー２は常時接点をインバータＡ端子
７匍とし、電源通電によるリレーコイルにの作動でトラ
ンス二次側に切換えることで、電源通電中ば出力端子を
電ｇ＊接続し、停電（非通電時）にはインバータＩＩＩ
接続すべく構成する。The transformer unit A includes a step-down power transformer l and an output switching relay 2, and connects a power transformer terminal 3, a load output terminal 4, a charging A terminal 6, and an inverter A terminal 7, and connects the output switching relay In 2, the constant contact point is the inverter A terminal 7, and by switching to the secondary side of the transformer by the activation of the relay coil when the power is energized, the output terminal is connected to the current g* when the power is energized, and it can be used during a power outage (when not energized). is inverter III
Configure to connect.
インバータ充電ユニットＢは、充電器１１とインバータ
１２とを内装し、充電Ｂ端子１３とインバータＢ端子１
４と蓄電電池端子１５とを般ける。The inverter charging unit B includes a charger 11 and an inverter 12, and a charging B terminal 13 and an inverter B terminal 1.
4 and the storage battery terminal 15.
蓄電池Ｃは、蓄電池２１を内装し、蓄電池Ｃ端子２２を
設ける。The storage battery C includes a storage battery 21 inside and is provided with a storage battery C terminal 22.
トランスユニットＡの充電Ａ陽子６．インバータＡ噛子
７を、それぞれインバータ充電ユニットＢの充電Ｂ端子
１４．インバータＢ端子１３に接続自在とし、インバー
タ充電ユニットＢの蓄電電池端子１５と蓄電池ユニトＣ
の蓄電池Ｃ端子２２とを接続自在とする。Charging A protons of transformer unit A6. Connect the inverter A pin 7 to the charging B terminal 14 of the inverter charging unit B, respectively. It can be freely connected to the inverter B terminal 13, and the storage battery terminal 15 of the inverter charging unit B and the storage battery unit C
can be freely connected to the storage battery C terminal 22.
第１図において、８はグレー力である。In FIG. 1, 8 is the gray force.
第２図は、具体的な実施例を示し、計測用切替スイッチ
部８を内装した出カニニットＥ、電源入力端子５を介し
て接続される避雷ユニットＤを付加し、予備電源回路９
，９度センサー、センサ。FIG. 2 shows a specific example, in which an output unit E is equipped with a measurement changeover switch section 8, a lightning arrester unit D connected via a power input terminal 5 is added, and a backup power supply circuit 9 is added.
, 9 degree sensor, sensor.
ファン等の温度上昇阻止手ＪｉｉｌＯをトランスユニッ
トＡに付加する。Add a temperature rise prevention device such as a fan to transformer unit A.
また、インバータ充電ユニットＢには、過放電プロテク
ター１６、遅延回路１７等を付加する。Further, an overdischarge protector 16, a delay circuit 17, etc. are added to the inverter charging unit B.
蓄電池ユニットＣは、４８Ｖ４０ＡＨの蓄電池２１を】
紐または２Ｍを並列接続したものとする。Storage battery unit C includes a 48V40AH storage battery 21]
Assume that strings or 2M are connected in parallel.
なお、各端子１１１１Ｍは、実ＩＭ例ではコネクター接
続を介して接続、その他の公知の各種接続手段を適用す
ることができる。In addition, each terminal 1111M can be connected via a connector connection in the actual IM example, and various other known connection means can be applied.
本発明の無停電電Ｓａ置は、商用電源の通電中は、負荷
（アンプ等）に降圧された電力（ＩＭえば、ＤＣ６０ｖ
）が供給されるとともにインバータ充電器Ｂを介して蓄
電池２１に充電電力が供給される。一方、インバータ充
電ユニットＢのインバータ１２と負荷との接続は遮断さ
れている。In the uninterruptible power supply system of the present invention, while the commercial power supply is energized, the step-down power (for example, DC60v) is supplied to the load (amplifier, etc.).
) is supplied, and at the same time, charging power is supplied to the storage battery 21 via the inverter charger B. On the other hand, the connection between the inverter 12 of the inverter charging unit B and the load is cut off.
商用電源の停電に際しては、出力切替用リレー２のリレ
ーコイルにの非作動により常接点１１１１１纜となって
、負荷はインバータ１２を介して蓄電池２１１＆：接続
され、蓄電池より電力（Ｄ Ｃ４８Ｖ）は、インバータ
１２でＤＣ６０Ｖに変電されたのち、負荷に供給され、
無停電給電となる。In the event of a power outage of the commercial power supply, the relay coil of the output switching relay 2 is deactivated and becomes a normal contact point 11111, and the load is connected to the storage battery 211 &: via the inverter 12, and the power (DC48V) from the storage battery is After being transformed to DC60V by the inverter 12, it is supplied to the load,
Provides uninterruptible power supply.
充電器１１．インバータ１２の点検、切曹に瞭しては、
各端子間の接続部分を分離し、接続遮断することで第３
１！Ｉに示すごとく、トランスユニットＡとインバータ
充電ユニットＢと、蓄電池ユニットＣは分離され、且つ
商用電源は負荷に接続されている。Charger 11. When inspecting the inverter 12, it is clear that
By separating the connection between each terminal and cutting off the connection, the third
1! As shown in I, the transformer unit A, inverter charging unit B, and storage battery unit C are separated, and the commercial power source is connected to the load.
従って、負荷に電力を供給した状態（無停電）で、イン
バータ１１．充電器１２．蓄電池２１の保守・点検・調
整・抜取・交換を行なうことができる。Therefore, while power is being supplied to the load (uninterrupted), the inverter 11. Charger 12. The storage battery 21 can be maintained, inspected, adjusted, removed, and replaced.
Ｏ発明の効果
本発明は、負荷に電力を供給した状態（無停電）で、イ
ンバータ、充電器、！電池の保守・点検・調整・抜取・
交換を行なうことができる。O Effects of the Invention The present invention allows the inverter, charger, and! Battery maintenance, inspection, adjustment, extraction,
Exchanges can be made.
ＣＡＴＶのごとく、２４時間運転で保守停電が不可能な
負荷に対しても、無停電電源装置の保守点検を行なうこ
とができる。また、深夜に停電が回前な負荷であっても
、昼間等の作業に適する任意の時間帯に負荷運転とは無
関係に無停電電源装置の保守点検が可能である。Maintenance and inspection of uninterruptible power supplies can be performed even for loads such as CATV, which operate 24 hours a day and cannot undergo maintenance power outages. Furthermore, even if the load frequently experiences power outages in the middle of the night, the uninterruptible power supply can be maintained and inspected at any time suitable for work, such as during the daytime, regardless of load operation.
第１図は、本−発明の実施例を示す無停電電源装置の大
要を示すブロック図、第２図は、同じく電気回路図、第
３図は、保守・点検・調整・抜取・交換等にあたり各ユ
ニットを分解した状態で場合を示す、第１図同様のブロ
ック図である。
Ａ・・・・・・トランスユニット
Ｂ・・・・・・インバーター充電ユニットＣ・・・・・
・蓄電池ユニットFig. 1 is a block diagram showing an outline of an uninterruptible power supply according to an embodiment of the present invention, Fig. 2 is an electric circuit diagram, and Fig. 3 is a diagram showing maintenance, inspection, adjustment, extraction, replacement, etc. FIG. 2 is a block diagram similar to FIG. 1, showing a case in which each unit is disassembled. A...Transformer unit B...Inverter charging unit C...
・Storage battery unit
Claims (1)
、電源入力端子と負荷出力端子とトランス端子と充電Ａ
端子とインバータＡ端子とを有し、出力切替用リレーは
電源通電中は出力端子を電源側接続し、非通電時にはイ
ンバータ側接続とする構成としたトランスユニットと； 充電器とインバータとを内装し、充電Ｂ端子とインバー
タＢ端子と蓄電池Ｂ端子とを有するインバータ充電ユニ
ットと； 蓄電池を内装し蓄電池Ｃ端子を有する蓄電池ユニットと
； を含み； トランスユニットの充電Ａ端子、インバータＡ端子を、
それぞれインバータ充電ユニットの充電Ｂ端子、インバ
ータＢ端子に接続自在とし、インバータ充電ユニットの
蓄電電池端子と蓄電池ユニトの蓄電池Ｃ端子とを接続自
在とし、保守点検時に負荷通電状態でインバータ充電器
、蓄電池を点検・調整・交換を自在としたことを特徴と
する無停電電源装置。[Claims] A step-down power transformer and an output switching relay are installed, and a power input terminal, a load output terminal, a transformer terminal, and a charging A
A transformer unit having a terminal and an inverter A terminal, the output switching relay having a configuration in which the output terminal is connected to the power supply side when the power is energized, and connected to the inverter side when the power is not energized; , an inverter charging unit that has a charging B terminal, an inverter B terminal, and a storage battery B terminal; a storage battery unit that includes a storage battery and has a storage battery C terminal;
Each can be freely connected to the charging B terminal of the inverter charging unit and the inverter B terminal, and the storage battery terminal of the inverter charging unit and the storage battery C terminal of the storage battery unit can be connected freely, so that the inverter charger and storage battery can be connected while the load is energized during maintenance inspections. An uninterruptible power supply that is characterized by being easy to inspect, adjust, and replace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2280240A JPH04156240A (en) | 1990-10-18 | 1990-10-18 | Uninterruptible power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2280240A JPH04156240A (en) | 1990-10-18 | 1990-10-18 | Uninterruptible power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04156240A true JPH04156240A (en) | 1992-05-28 |
Family
ID=17622254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2280240A Pending JPH04156240A (en) | 1990-10-18 | 1990-10-18 | Uninterruptible power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04156240A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07298519A (en) * | 1994-04-22 | 1995-11-10 | Yuasa Corp | Uninterruptible power supply |
| JPH07327550A (en) * | 1994-06-13 | 1995-12-19 | Oonaa Bari:Kk | Triple hook |
| JPH0884444A (en) * | 1994-07-13 | 1996-03-26 | Fuji Electric Co Ltd | Maintenance method for uninterruptible power supply |
| JP2001008381A (en) * | 1999-06-22 | 2001-01-12 | Takamisawa Cybernetics Co Ltd | Backup power-supply apparatus |
| JP2002272016A (en) * | 2001-03-06 | 2002-09-20 | Ntt Power & Building Facilities Inc | Uninterruptible power supply unit |
| JP2005151688A (en) * | 2003-11-14 | 2005-06-09 | Fuji Electric Systems Co Ltd | Uninterruptible power supply device |
| JP2020039250A (en) * | 2018-06-08 | 2020-03-12 | 東芝三菱電機産業システム株式会社 | Main body of uninterruptible power supply system |
-
1990
- 1990-10-18 JP JP2280240A patent/JPH04156240A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07298519A (en) * | 1994-04-22 | 1995-11-10 | Yuasa Corp | Uninterruptible power supply |
| JPH07327550A (en) * | 1994-06-13 | 1995-12-19 | Oonaa Bari:Kk | Triple hook |
| JPH0884444A (en) * | 1994-07-13 | 1996-03-26 | Fuji Electric Co Ltd | Maintenance method for uninterruptible power supply |
| JP2001008381A (en) * | 1999-06-22 | 2001-01-12 | Takamisawa Cybernetics Co Ltd | Backup power-supply apparatus |
| JP2002272016A (en) * | 2001-03-06 | 2002-09-20 | Ntt Power & Building Facilities Inc | Uninterruptible power supply unit |
| JP2005151688A (en) * | 2003-11-14 | 2005-06-09 | Fuji Electric Systems Co Ltd | Uninterruptible power supply device |
| JP2020039250A (en) * | 2018-06-08 | 2020-03-12 | 東芝三菱電機産業システム株式会社 | Main body of uninterruptible power supply system |
| JP2021100372A (en) * | 2019-10-28 | 2021-07-01 | 東芝三菱電機産業システム株式会社 | Power board |
| JP2022165967A (en) * | 2019-10-28 | 2022-11-01 | 東芝三菱電機産業システム株式会社 | Board for electric power |
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