CA998079A - Circuit interrupter protective device - Google Patents

Circuit interrupter protective device

Info

Publication number
CA998079A
CA998079A CA195,558A CA195558A CA998079A CA 998079 A CA998079 A CA 998079A CA 195558 A CA195558 A CA 195558A CA 998079 A CA998079 A CA 998079A
Authority
CA
Canada
Prior art keywords
protective device
circuit interrupter
interrupter protective
circuit
protective
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
Application number
CA195,558A
Other languages
English (en)
Other versions
CA195558S (en
Inventor
John G. Salvati
Paul Skalka
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA998079A publication Critical patent/CA998079A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7463—Adjusting only the electromagnetic mechanism
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
    • H01H69/01—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions
    • H01H2069/013—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions with calibrating screws in trip bar
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H2071/7481—Means for adjusting the conditions under which the device will function to provide protection with indexing means for magnetic or thermal tripping adjustment knob
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/164—Heating elements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Manufacture Of Motors, Generators (AREA)
CA195,558A 1973-03-29 1974-03-20 Circuit interrupter protective device Expired CA998079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34623073A 1973-03-29 1973-03-29

Publications (1)

Publication Number Publication Date
CA998079A true CA998079A (en) 1976-10-05

Family

ID=23358504

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,558A Expired CA998079A (en) 1973-03-29 1974-03-20 Circuit interrupter protective device

Country Status (12)

Country Link
US (1) US3797007A (es)
JP (2) JPS50121204U (es)
AR (1) AR211908A1 (es)
BE (1) BE813004A (es)
BR (1) BR7402531D0 (es)
CA (1) CA998079A (es)
DE (2) DE7410687U (es)
ES (1) ES424715A1 (es)
FR (1) FR2223823B1 (es)
GB (1) GB1461491A (es)
IT (1) IT1069260B (es)
ZA (1) ZA741806B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074218A (en) * 1976-05-07 1978-02-14 Westinghouse Electric Corporation Circuit breaker
US4118680A (en) * 1977-02-07 1978-10-03 Westinghouse Electric Corp. Circuit interrupter
JPS6230273Y2 (es) * 1977-03-11 1987-08-04
US4313098A (en) * 1980-01-16 1982-01-26 Westinghouse Electric Corp. Circuit interrupter trip unit
CH669066A5 (de) * 1986-03-20 1989-02-15 Sprecher & Schuh Ag Umstellvorrichtung fuer einen elektrischen schalter.
US4691182A (en) * 1986-04-30 1987-09-01 Westinghouse Electric Corp. Circuit breaker with adjustable magnetic trip unit
US4698606A (en) * 1986-06-20 1987-10-06 Westinghouse Electric Corp. Circuit breaker with adjustable thermal trip unit
US4713635A (en) * 1986-07-01 1987-12-15 Westinghouse Electric Corp. Multi-phase circuit breaker with interphase barrier retention
US4719438A (en) 1986-09-30 1988-01-12 Westinghouse Electric Corp. Circuit breaker with fast trip unit
US4973927A (en) * 1988-10-12 1990-11-27 Westinghouse Electric Corp. Two piece cradle latch, handle barrier locking insert and cover interlock for circuit breaker
US5119054A (en) * 1990-08-30 1992-06-02 Westinghouse Electric Corp. "E" frame pancake design
US6956452B2 (en) * 2003-09-24 2005-10-18 General Electric Company Apparatus and method for circuit breaker trip unit adjustment
CN115647347B (zh) * 2022-12-28 2023-03-03 河北泰禾高温流体科技股份有限公司 一种高安全性防误碰滑动水口机构

Also Published As

Publication number Publication date
JPS541023Y2 (es) 1979-01-18
JPS49149972U (es) 1974-12-25
DE2414723A1 (de) 1974-10-10
AU6716074A (en) 1975-10-02
BE813004A (fr) 1974-09-30
DE7410687U (de) 1974-07-18
GB1461491A (en) 1977-01-13
AR211908A1 (es) 1978-04-14
JPS50121204U (es) 1975-10-03
IT1069260B (it) 1985-03-25
FR2223823A1 (es) 1974-10-25
US3797007A (en) 1974-03-12
ES424715A1 (es) 1976-06-01
BR7402531D0 (pt) 1974-11-19
ZA741806B (en) 1975-02-26
FR2223823B1 (es) 1980-03-28

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