ATA112576A - Fault current protection switch with switch mechanism and test button - Google Patents

Fault current protection switch with switch mechanism and test button

Info

Publication number
ATA112576A
ATA112576A AT112576A AT112576A ATA112576A AT A112576 A ATA112576 A AT A112576A AT 112576 A AT112576 A AT 112576A AT 112576 A AT112576 A AT 112576A AT A112576 A ATA112576 A AT A112576A
Authority
AT
Austria
Prior art keywords
switch
fault current
current protection
test button
switch mechanism
Prior art date
Application number
AT112576A
Other languages
German (de)
Other versions
AT361075B (en
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Application granted granted Critical
Publication of AT361075B publication Critical patent/AT361075B/en
Publication of ATA112576A publication Critical patent/ATA112576A/en

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
    • H01H71/10—Operating or release mechanisms
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/62—Manual reset mechanisms which may be also used for manual release with means for preventing resetting while abnormal condition persists, e.g. loose handle arrangement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/34—Crane hooks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H25/00—Switches with compound movement of handle or other operating part
    • H01H25/06—Operating part movable both angularly and rectilinearly, the rectilinear movement being along the axis of angular movement
    • 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
    • H01H71/128—Manual release or trip mechanisms, e.g. for test purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
AT112576A 1975-05-12 1976-02-17 FAULT CURRENT CIRCUIT BREAKER WITH CONTROLLER AND TEST BUTTON AT361075B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT361075A AT347074B (en) 1975-05-12 1975-05-12 UNDER BOTTLE FOR A CRANE

Publications (2)

Publication Number Publication Date
AT361075B AT361075B (en) 1978-04-15
ATA112576A true ATA112576A (en) 1980-07-15

Family

ID=3552896

Family Applications (2)

Application Number Title Priority Date Filing Date
AT361075A AT347074B (en) 1975-05-12 1975-05-12 UNDER BOTTLE FOR A CRANE
AT112576A AT361075B (en) 1975-05-12 1976-02-17 FAULT CURRENT CIRCUIT BREAKER WITH CONTROLLER AND TEST BUTTON

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT361075A AT347074B (en) 1975-05-12 1975-05-12 UNDER BOTTLE FOR A CRANE

Country Status (1)

Country Link
AT (2) AT347074B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19602931C2 (en) * 1996-01-18 2001-04-26 Mannesmann Ag Bottom block
WO2020055249A1 (en) 2018-09-12 2020-03-19 Itrec B.V. System of a crane and an exchangeable tool
CN116190165A (en) * 2023-01-09 2023-05-30 温州艾科电器科技有限公司 A line protection module coordinated with a circuit breaker and the circuit breaker

Also Published As

Publication number Publication date
AT347074B (en) 1978-12-11
AT361075B (en) 1978-04-15
ATA361075A (en) 1978-04-15

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee
RZN Patent revoked