JPS5422544A - Detecting device of power failure - Google Patents

Detecting device of power failure

Info

Publication number
JPS5422544A
JPS5422544A JP8612777A JP8612777A JPS5422544A JP S5422544 A JPS5422544 A JP S5422544A JP 8612777 A JP8612777 A JP 8612777A JP 8612777 A JP8612777 A JP 8612777A JP S5422544 A JPS5422544 A JP S5422544A
Authority
JP
Japan
Prior art keywords
power failure
detecting device
relay
influence
enable
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.)
Granted
Application number
JP8612777A
Other languages
Japanese (ja)
Other versions
JPS5828814B2 (en
Inventor
Nobuyuki Matsunaga
Toshihiko Motobe
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP52086127A priority Critical patent/JPS5828814B2/en
Publication of JPS5422544A publication Critical patent/JPS5422544A/en
Publication of JPS5828814B2 publication Critical patent/JPS5828814B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

PURPOSE: To form to enable to detect power failure in early time without any influence at generating operation of a synchronous machine, by making detecting operation of underfrequency relay and underpower relay.
COPYRIGHT: (C)1979,JPO&Japio
JP52086127A 1977-07-20 1977-07-20 Power outage detection device Expired JPS5828814B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52086127A JPS5828814B2 (en) 1977-07-20 1977-07-20 Power outage detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52086127A JPS5828814B2 (en) 1977-07-20 1977-07-20 Power outage detection device

Publications (2)

Publication Number Publication Date
JPS5422544A true JPS5422544A (en) 1979-02-20
JPS5828814B2 JPS5828814B2 (en) 1983-06-18

Family

ID=13878030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52086127A Expired JPS5828814B2 (en) 1977-07-20 1977-07-20 Power outage detection device

Country Status (1)

Country Link
JP (1) JPS5828814B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5663242U (en) * 1979-10-22 1981-05-28

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5663242U (en) * 1979-10-22 1981-05-28
JPS6334440Y2 (en) * 1979-10-22 1988-09-13

Also Published As

Publication number Publication date
JPS5828814B2 (en) 1983-06-18

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