JP4773701B2 - 避雷器 - Google Patents
避雷器 Download PDFInfo
- Publication number
- JP4773701B2 JP4773701B2 JP2004296899A JP2004296899A JP4773701B2 JP 4773701 B2 JP4773701 B2 JP 4773701B2 JP 2004296899 A JP2004296899 A JP 2004296899A JP 2004296899 A JP2004296899 A JP 2004296899A JP 4773701 B2 JP4773701 B2 JP 4773701B2
- Authority
- JP
- Japan
- Prior art keywords
- varistor
- varistors
- connection midpoint
- surge
- terminals
- 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 - Lifetime
Links
- 230000003068 static effect Effects 0.000 claims description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
4,7,10 電流ヒューズ
5,8,11 温度ヒューズ
6,9,12,13 バリスタ
14 ガスアレスタ素子
15 接地端子
Claims (1)
- 分電盤に搭載される避雷器であって、三相三線式配電線の各相の線のそれぞれに接続すべき端子と、前記端子のそれぞれに一端が接続されると共に他端が接続中点に接続された、互いに等しい動作開始電圧のバリスタと、前記バリスタの接続中点と接地端子との間に前記接続中点の側から順次に直列に接続されたバリスタとガスアレスタ素子とを備え、前記接続中点と前記接地端子との間に接続されたバリスタの動作開始電圧が前記端子のそれぞれと前記接続中点との間に接続されたバリスタの動作開始電圧と等しく、前記端子間に直列に挿入された二つのバリスタで線間サージを均等に分担して吸収し、前記端子と前記接続中点との間に接続されたバリスタと、前記接続中点と前記接地端子との間に接続された共通のバリスタおよびガスアレスタ素子とで対地間サージを吸収するようにしたことを特徴とする避雷器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004296899A JP4773701B2 (ja) | 2004-10-08 | 2004-10-08 | 避雷器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004296899A JP4773701B2 (ja) | 2004-10-08 | 2004-10-08 | 避雷器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006109681A JP2006109681A (ja) | 2006-04-20 |
JP4773701B2 true JP4773701B2 (ja) | 2011-09-14 |
Family
ID=36378726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004296899A Expired - Lifetime JP4773701B2 (ja) | 2004-10-08 | 2004-10-08 | 避雷器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4773701B2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200719553A (en) | 2005-11-08 | 2007-05-16 | Energetic Technology | Three-layer stacked surge absorber and manufacturing method thereof |
JP5000546B2 (ja) * | 2008-02-22 | 2012-08-15 | 音羽電機工業株式会社 | サージ吸収装置 |
JP5295635B2 (ja) * | 2008-05-20 | 2013-09-18 | 株式会社Nttファシリティーズ | サージ防護装置 |
JP4931954B2 (ja) * | 2009-03-31 | 2012-05-16 | 株式会社京三製作所 | 信号機制御システム |
EP2276136B2 (de) * | 2009-05-26 | 2018-04-04 | SMA Solar Technology AG | Überspannungsschutz für Wechselrichter mit eingangsseitigem EMV-Filter |
JP5100708B2 (ja) * | 2009-05-29 | 2012-12-19 | 株式会社京三製作所 | 直流入出力制御装置の雷サージ保護システム |
JP4968299B2 (ja) * | 2009-09-09 | 2012-07-04 | 株式会社デンソーウェーブ | 電気機器 |
JP5738047B2 (ja) * | 2011-04-08 | 2015-06-17 | 株式会社サンコーシヤ | 電源回路保安装置 |
JP5397493B2 (ja) * | 2012-03-27 | 2014-01-22 | 株式会社デンソーウェーブ | 電気機器 |
JP7068729B1 (ja) * | 2021-01-21 | 2022-05-17 | 音羽電機工業株式会社 | 接地端子分離型spdおよび接地ユニット |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1194041B (de) * | 1962-04-26 | 1965-06-03 | Siemens Ag | Einrichtung zur Begrenzung von UEber-spannungen |
JPS53104835A (en) * | 1977-02-24 | 1978-09-12 | Toshiba Corp | Three phase arrester |
JPS5666173A (en) * | 1979-10-30 | 1981-06-04 | Mitsubishi Electric Corp | Rectifier |
JPH10326702A (ja) * | 1997-03-26 | 1998-12-08 | Matsushita Electric Ind Co Ltd | サージ吸収器 |
JP3348151B2 (ja) * | 2000-03-31 | 2002-11-20 | 岡谷電機産業株式会社 | サージ吸収器 |
-
2004
- 2004-10-08 JP JP2004296899A patent/JP4773701B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2006109681A (ja) | 2006-04-20 |
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