ZA949411B - Electrical switchgear - Google Patents

Electrical switchgear

Info

Publication number
ZA949411B
ZA949411B ZA949411A ZA949411A ZA949411B ZA 949411 B ZA949411 B ZA 949411B ZA 949411 A ZA949411 A ZA 949411A ZA 949411 A ZA949411 A ZA 949411A ZA 949411 B ZA949411 B ZA 949411B
Authority
ZA
South Africa
Prior art keywords
electrical switchgear
switchgear
electrical
Prior art date
Application number
ZA949411A
Inventor
Allen Wilkinson
David Albert Webb
Original Assignee
Long And Crawford Limited
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 Limited filed Critical Long And Crawford Limited
Publication of ZA949411B publication Critical patent/ZA949411B/en

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
ZA949411A 1993-11-30 1994-11-28 Electrical switchgear ZA949411B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA949411B true ZA949411B (en) 1995-08-14

Family

ID=10745919

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA949411A ZA949411B (en) 1993-11-30 1994-11-28 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

Family Cites Families (4)

* 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.
FR2650434B1 (en) * 1989-07-26 1995-11-24 Merlin Gerin LOW VOLTAGE CIRCUIT BREAKER WITH MULTIPLE CONTACTS AND 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
NO944566L (en) 1995-05-31
GB9424039D0 (en) 1995-01-18
EP0655759A3 (en) 1997-06-11
NO944566D0 (en) 1994-11-29
AU673631B2 (en) 1996-11-14
NZ270010A (en) 1996-12-20
GB2284307A (en) 1995-05-31
AU7911394A (en) 1995-06-08
GB2284307B (en) 1997-10-22
EP0655759A2 (en) 1995-05-31

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