JPS52149742A - Ac elevator control device - Google Patents

Ac elevator control device

Info

Publication number
JPS52149742A
JPS52149742A JP6661076A JP6661076A JPS52149742A JP S52149742 A JPS52149742 A JP S52149742A JP 6661076 A JP6661076 A JP 6661076A JP 6661076 A JP6661076 A JP 6661076A JP S52149742 A JPS52149742 A JP S52149742A
Authority
JP
Japan
Prior art keywords
control device
elevator control
adaped
rectifier
low speed
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
JP6661076A
Other languages
Japanese (ja)
Inventor
Shiro Kameyama
Mitsunobu Hirayama
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 Ltd
Original Assignee
Hitachi 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 Ltd filed Critical Hitachi Ltd
Priority to JP6661076A priority Critical patent/JPS52149742A/en
Publication of JPS52149742A publication Critical patent/JPS52149742A/en
Pending legal-status Critical Current

Links

Landscapes

  • Elevator Control (AREA)

Abstract

PURPOSE: To provide a device adaped to be able to perform continuous low speed operation when a control circuit utilized a rectifier with a control pole has been out of order.
COPYRIGHT: (C)1977,JPO&Japio
JP6661076A 1976-06-09 1976-06-09 Ac elevator control device Pending JPS52149742A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6661076A JPS52149742A (en) 1976-06-09 1976-06-09 Ac elevator control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6661076A JPS52149742A (en) 1976-06-09 1976-06-09 Ac elevator control device

Publications (1)

Publication Number Publication Date
JPS52149742A true JPS52149742A (en) 1977-12-13

Family

ID=13320832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6661076A Pending JPS52149742A (en) 1976-06-09 1976-06-09 Ac elevator control device

Country Status (1)

Country Link
JP (1) JPS52149742A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129914A (en) * 1974-03-30 1975-10-14
JPS5128941A (en) * 1974-09-06 1976-03-11 Hitachi Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129914A (en) * 1974-03-30 1975-10-14
JPS5128941A (en) * 1974-09-06 1976-03-11 Hitachi Ltd

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