JPS5216648A - Dc protection device - Google Patents

Dc protection device

Info

Publication number
JPS5216648A
JPS5216648A JP9277975A JP9277975A JPS5216648A JP S5216648 A JPS5216648 A JP S5216648A JP 9277975 A JP9277975 A JP 9277975A JP 9277975 A JP9277975 A JP 9277975A JP S5216648 A JPS5216648 A JP S5216648A
Authority
JP
Japan
Prior art keywords
protection device
supress
insulators
compliance
protected
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
Application number
JP9277975A
Other languages
Japanese (ja)
Inventor
Fumiya Numajiri
Yorio Ando
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable 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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP9277975A priority Critical patent/JPS5216648A/en
Publication of JPS5216648A publication Critical patent/JPS5216648A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To supress abnormal voltage in compliance with the characteristics of insulators to be protected.
COPYRIGHT: (C)1977,JPO&Japio
JP9277975A 1975-07-30 1975-07-30 Dc protection device Pending JPS5216648A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9277975A JPS5216648A (en) 1975-07-30 1975-07-30 Dc protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9277975A JPS5216648A (en) 1975-07-30 1975-07-30 Dc protection device

Publications (1)

Publication Number Publication Date
JPS5216648A true JPS5216648A (en) 1977-02-08

Family

ID=14063896

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9277975A Pending JPS5216648A (en) 1975-07-30 1975-07-30 Dc protection device

Country Status (1)

Country Link
JP (1) JPS5216648A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010532069A (en) * 2007-06-21 2010-09-30 エプコス アクチエンゲゼルシャフト Devices and modules for protection against lightning strikes and overvoltages

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010532069A (en) * 2007-06-21 2010-09-30 エプコス アクチエンゲゼルシャフト Devices and modules for protection against lightning strikes and overvoltages

Similar Documents

Publication Publication Date Title
JPS5228887A (en) Semiconductive emitter device
JPS51132254A (en) Flame-retardant crosslinked polyolefin composition
JPS5216648A (en) Dc protection device
JPS5210514A (en) Transformation device
JPS5244185A (en) Limiter element
JPS5232557A (en) Supply control device
JPS5210343A (en) Polymer film
JPS525481A (en) Power cable
JPS5425445A (en) Apparatus protective device
JPS51147167A (en) Cavity cap
JPS51147780A (en) Insulating process of conductor
JPS51120120A (en) Power supply circuit for catv equipment
JPS529624A (en) Electric contact material
JPS5338240A (en) Peak voltage holding circuit
JPS5277751A (en) Electrochromic display cell
JPS51132768A (en) Resin-mold transistor
JPS5220289A (en) Porcelain semiconductor electrode material
JPS52132256A (en) Bolt with protection
JPS5241850A (en) Protecting circuit for electric circuit element
JPS523137A (en) Power switching apparatus
JPS51131971A (en) Electrostatic precipitator
JPS51132521A (en) Protecting device for use in electric car
JPS5223928A (en) Electronic instrument
JPS5226452A (en) Dc lightning arrestor
JPS5237247A (en) Heating apparatus