JPS52153552A - Winding or lowering circuit - Google Patents

Winding or lowering circuit

Info

Publication number
JPS52153552A
JPS52153552A JP6976876A JP6976876A JPS52153552A JP S52153552 A JPS52153552 A JP S52153552A JP 6976876 A JP6976876 A JP 6976876A JP 6976876 A JP6976876 A JP 6976876A JP S52153552 A JPS52153552 A JP S52153552A
Authority
JP
Japan
Prior art keywords
winding
lowering circuit
dynamic
power supply
lowering
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
JP6976876A
Other languages
Japanese (ja)
Other versions
JPS553273B2 (en
Inventor
Mizuya Shiga
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 JP6976876A priority Critical patent/JPS52153552A/en
Publication of JPS52153552A publication Critical patent/JPS52153552A/en
Publication of JPS553273B2 publication Critical patent/JPS553273B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control And Safety Of Cranes (AREA)
  • Stopping Of Electric Motors (AREA)

Abstract

PURPOSE: To intend to improve the using efficiency of a power supply in the reduction of a facility by connecting two sets of motors to dynamic DC power supply and one motor to two dynamic DC power supplies in emergency through switching means.
COPYRIGHT: (C)1977,JPO&Japio
JP6976876A 1976-06-16 1976-06-16 Winding or lowering circuit Granted JPS52153552A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6976876A JPS52153552A (en) 1976-06-16 1976-06-16 Winding or lowering circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6976876A JPS52153552A (en) 1976-06-16 1976-06-16 Winding or lowering circuit

Publications (2)

Publication Number Publication Date
JPS52153552A true JPS52153552A (en) 1977-12-20
JPS553273B2 JPS553273B2 (en) 1980-01-24

Family

ID=13412296

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6976876A Granted JPS52153552A (en) 1976-06-16 1976-06-16 Winding or lowering circuit

Country Status (1)

Country Link
JP (1) JPS52153552A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044236U (en) * 1973-08-23 1975-05-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044236U (en) * 1973-08-23 1975-05-06

Also Published As

Publication number Publication date
JPS553273B2 (en) 1980-01-24

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