Patents
Patents for H02B 13 - Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle (6,055)
11/1987
11/11/1987EP0244630A2 Compact-type gas-insulated switchgear apparatus
11/04/1987EP0243813A1 Spark gap
11/04/1987CN87103200A Arrangement for small-sized gas insulating switch
11/03/1987US4704507 Encapsulated pressurized gas insulated high voltage installation
10/1987
10/28/1987EP0242691A2 Gas insulated switching apparatus
10/22/1987DE3613286A1 Isolating plug distributor for power supply networks in the medium-voltage range
10/13/1987US4700270 Metal-encapsulated gas-insulated switching system
10/01/1987DE3709544A1 Insulating and supporting device for an electrical conductor in an enclosed and gas-tight switch box
09/1987
09/17/1987DE3610223C1 Emergency rapid-earthing device
09/16/1987EP0236886A2 Metal-enclosed switchgear
09/16/1987EP0236885A2 Pressured gas insulated triphase-enclosed high tension power switch
09/15/1987US4693747 Grain size
09/09/1987EP0236257A1 Metal-encapsulated gas-insulated high-voltage installation with an overvoltage arrester
09/09/1987EP0235755A2 Gas-insulated encapsulated medium-voltage switchgear
09/08/1987CA1226603A1 Gas-insulated switchgear equipment
09/02/1987EP0235006A1 Encapsulated switching installation subdivided into gas-tight compartments
08/1987
08/25/1987US4689717 Cast housing for medium-voltage switchgear
08/19/1987CN87100653A Gas insulating switch arrangement
08/18/1987US4688136 Gas insulated switchgear
08/18/1987US4687890 Gas insulated switchgear
08/11/1987CA1225456A1 Gas-insulated switchgear apparatus
08/06/1987DE3602875A1 Conductor having three encapsulated poles
08/04/1987US4685018 Arc detector for gas insulated electrical apparatus
07/1987
07/30/1987DE3641259A1 Encapsulated high-voltage switching cell having a withdrawable isolating truck (disconnector truck)
07/22/1987CN86108544A Switchgear having gas insulation
07/21/1987CA1224514A1 Switchgear cover interlock preventing access before output contact grounding
07/15/1987EP0228504A2 Three-phase conductor arrangement with junction points
07/07/1987US4679113 Electrical distribution apparatus having draw-out surge arrester
07/07/1987US4678876 Isolating switch apparatus for a high-voltage switching system which may be insulated with SF6 gas
07/01/1987EP0227009A2 Gas-insulated switchgear apparatus
06/1987
06/30/1987US4677525 Gas-insulated switchgear
06/25/1987DE3544972A1 Switch pole arrangement
06/16/1987CA1223052A1 Gas-insulated electric device
06/04/1987DE3542100A1 Quick-action earthing device for gas-insulated switching installations
06/03/1987EP0224074A2 Electrical distribution apparatus having draw-out surge arrester
06/03/1987EP0224051A1 Sulphur hexafluoride station for load switching
05/1987
05/21/1987WO1987002918A1 Alloy having improved fatigue crack growth resistance
05/21/1987DE3540586A1 Switch housing, which is encapsulated in a gas-tight manner, for gas-insulated electrical medium-voltage or high-voltage apparatuses
05/13/1987EP0221603A2 A three-phase isolating disconnector for use in a high-voltage switchgear arrangement
04/1987
04/14/1987US4658329 Gas-insulated switchgear apparatus
04/09/1987DE3632169A1 Method for determining the erosion of the contact elements of a switching apparatus which is installed in an encapsulated switching installation
04/08/1987EP0217731A1 High-voltage gas-insulated metal-clad switchgear with earthing switches
03/1987
03/24/1987US4652708 Tank-type switchgear
03/18/1987CN86201931U Explosion-proof switching post
03/17/1987US4651255 Connecting system for gas-insulated switchgear apparatus
03/03/1987US4647730 Rotary isolating switch, especially encapsulated rotary isolating switch
02/1987
02/26/1987DE3623633A1 Device for the protection of the components of gas-insulated switching installations (switchgear) against the consequences of internal arcs
02/25/1987CN85106001A Gas insulating switch device
02/17/1987US4644442 Three-phase isolating disconnector for use in a high-voltage switchgear arrangement
02/10/1987CA1217817A Measurement device for use in high-voltage gas- insulated switch gears
02/04/1987CN85106215A Electric gas-isolated device
01/1987
01/28/1987EP0210126A1 Coupling contact piece for a plug connection between two cylindrical conductors of a closed, gas pressure-insulated high voltage switching device
01/28/1987CN85105090A Gas insulation switch
01/20/1987US4638403 Gas-insulated switchgear apparatus
01/15/1987DE3525143A1 Transformer station
01/07/1987CN86104646A Gas insulation switch
01/02/1987DE3620620A1 Gas interruptor switch (isolator)
01/02/1987DE3522539A1 Insulating-gas switching device
12/1986
12/30/1986CA1216020A1 Grounding switch
12/10/1986EP0204082A1 Cast casing for medium voltage switchgear
12/10/1986CN85104647A Switching apparatus
12/03/1986EP0203252A2 Gas-insulated metal-enclosed switchgear with an indicating device for the gas density inside the switchgear
11/1986
11/26/1986CN86201184U Two-bus shift metal sealed a.c.switch apparatus
11/20/1986EP0202192A1 Pressurized gas-insulated metal-clad high-voltage installation
11/20/1986EP0201695A2 Load-break switch and switching circuit using this load-break switch
11/05/1986EP0199891A2 Connection arrangement for coupling gas-insulated switchgear
10/1986
10/29/1986EP0199249A1 Electrical connection
10/29/1986EP0199208A1 Electrical connection
10/29/1986EP0199044A2 Enclosed on-load switch
10/22/1986EP0198181A1 Shielding elements for the gas-tight shielding of electrical installations, and manufacturing process of their sealing parts
10/21/1986US4618752 Gas-insulated interrupter
10/15/1986EP0197778A2 Gas insulated switchgear
10/15/1986CN85102888A Gas insulating electric apparatus
10/14/1986US4617513 Measurement device for use in high-voltage gas-insulated switch gear
10/08/1986EP0196624A2 Small station
10/01/1986EP0196240A2 Metal-clad gas-insulated switchgear apparatus
10/01/1986CN86102108A Switching device isolated by gas
08/1986
08/13/1986EP0190551A2 Gas insulated switchgear
08/13/1986EP0190437A1 Metal-enclosed gas-insulated switch installation
07/1986
07/31/1986WO1986004452A1 Interrupter/isolator
07/16/1986CN85108383A Tank type switchgear
07/09/1986EP0186688A1 High voltage switching device
06/1986
06/25/1986EP0185250A2 Dead tank type gas circuit breaker
06/10/1986CN85107896A Gas-breaker made in the shape of earth-tank
04/1986
04/16/1986EP0177951A2 Tank-type switchgear
04/09/1986EP0176995A2 Connecting device for the cable of a measuring or testing apparatus
03/1986
03/19/1986EP0174905A1 High-voltage gas-insulated metal-clad installation divided into gas-tight compartments by means of partitioning lead-through insulators
03/18/1986US4577075 Earthing switch for gas-insulated switchgear apparatus
03/12/1986EP0174251A2 Gas-insulated switchgear
02/1986
02/12/1986EP0171352A1 High-voltage gas-insulated metal-clad switchgear
02/11/1986US4570202 Gas-insulated switchgear equipment
02/11/1986US4570042 Gas-insulated switching apparatus
01/1986
01/21/1986US4565901 Pentafluoropropionitrile and sulfur hexafluoride
01/16/1986WO1986000464A1 High voltage switching device
01/15/1986EP0168320A2 Gas insulated switchgear apparatus
01/15/1986EP0168310A1 Casing limiting the spreading and the effects of short circuits for electrical apparatuses
01/07/1986CA1199099A1 Compressed gas insulated high voltage switching installation with single phase metallic encapsulation
12/1985
12/27/1985EP0165598A2 Enclosed D.C. converting station
12/18/1985EP0165184A1 Gas-insulated three-phase encapsulated switching installation
11/1985
11/26/1985US4555603 Grounding switch
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