AU673631B2 - Electrical switchgear - Google Patents

Electrical switchgear

Info

Publication number
AU673631B2
AU673631B2 AU79113/94A AU7911394A AU673631B2 AU 673631 B2 AU673631 B2 AU 673631B2 AU 79113/94 A AU79113/94 A AU 79113/94A AU 7911394 A AU7911394 A AU 7911394A AU 673631 B2 AU673631 B2 AU 673631B2
Authority
AU
Australia
Prior art keywords
electrical switchgear
switchgear
electrical
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.)
Ceased
Application number
AU79113/94A
Other versions
AU7911394A (en
Inventor
David Albert Webb
Allen Wilkinson
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.)
Long and Crawford Ltd
Original Assignee
Long and Crawford 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 Long and Crawford Ltd filed Critical Long and Crawford Ltd
Publication of AU7911394A publication Critical patent/AU7911394A/en
Application granted granted Critical
Publication of AU673631B2 publication Critical patent/AU673631B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
AU79113/94A 1993-11-30 1994-11-29 Electrical switchgear Ceased AU673631B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9324582 1993-11-30
GB939324582A GB9324582D0 (en) 1993-11-30 1993-11-30 Electrical switchgear

Publications (2)

Publication Number Publication Date
AU7911394A AU7911394A (en) 1995-06-08
AU673631B2 true AU673631B2 (en) 1996-11-14

Family

ID=10745919

Family Applications (1)

Application Number Title Priority Date Filing Date
AU79113/94A Ceased AU673631B2 (en) 1993-11-30 1994-11-29 Electrical switchgear

Country Status (6)

Country Link
EP (1) EP0655759A3 (en)
AU (1) AU673631B2 (en)
GB (2) GB9324582D0 (en)
NO (1) NO944566L (en)
NZ (1) NZ270010A (en)
ZA (1) ZA949411B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4841875B2 (en) * 2005-06-29 2011-12-21 株式会社日立製作所 Vacuum insulated switchgear
US7902480B2 (en) 2007-06-13 2011-03-08 Hitachi, Ltd. Vacuum insulated switchgear

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2260027A (en) * 1991-09-30 1993-03-31 Long & Crawford Limited Electrical switchgear
US5210385A (en) * 1989-07-26 1993-05-11 Merlin Gerin Low voltage circuit breaker with multiple contacts for high currents

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE382647A (en) *
NL154039B (en) * 1974-06-07 1977-07-15 Hazemeijer Bv ELECTRICAL SWITCH EQUIPPED WITH A FIRE CONTACT.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5210385A (en) * 1989-07-26 1993-05-11 Merlin Gerin Low voltage circuit breaker with multiple contacts for high currents
GB2260027A (en) * 1991-09-30 1993-03-31 Long & Crawford Limited Electrical switchgear

Also Published As

Publication number Publication date
GB9324582D0 (en) 1994-01-19
GB2284307A (en) 1995-05-31
EP0655759A2 (en) 1995-05-31
GB2284307B (en) 1997-10-22
NZ270010A (en) 1996-12-20
ZA949411B (en) 1995-08-14
AU7911394A (en) 1995-06-08
EP0655759A3 (en) 1997-06-11
NO944566D0 (en) 1994-11-29
NO944566L (en) 1995-05-31
GB9424039D0 (en) 1995-01-18

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired