|  | H |
SECTION H — ELECTRICITY

|  | H02 |
GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER

|  | H02B |
SWITCHBOARDS, SWITCHYARDS, OR SWITCHGEAR, FOR THE DISTRIBUTION OF ELECTRIC POWER (electro-technical elements or the individual mounting thereof, see the sub-classes for such elements, e.g. transformers Fulltext... Hierarchy... Expanded...H01F, switches, fuses Fulltext... Hierarchy... Expanded...H01H, line connectors Fulltext... Hierarchy... Expanded...H01R; interlocking between switches or between switches and gates, doors, shutters, or like movable parts of switchboards, switchyards, or switchgear Fulltext... Hierarchy... Expanded...H01H; installation of lines, cables, or other conductors for distribution Fulltext... Hierarchy... Expanded...H02G)

|  | H02B |
Note(s) This sub-class deals with switchboards, switchyards, switchgear, or the association of switching devices with each other or with other devices, e.g. transformers, fuses, meters, distribution boards, such associations constituting substations or distribution points.

|  | H02B 1/00 |
Details of switchboards, switchyards, or switchgear

|  | H02B 1/02 |
· | Boards; Panels; Desks; Racks; Frameworks

|  | H02B 1/04 |
· · | Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing

|  | H02B 1/06 |
· · | having associated enclosures, e.g. for preventing access to live parts (shutters or guards for contacts Fulltext... Hierarchy... Expanded...H02B 1/14)

|  | H02B 1/08 |
· | Casings; Boxes (casings adapted for a single switch Fulltext... Hierarchy... Expanded...H01H; enclosures for cables, lines or bus-bars Fulltext... Hierarchy... Expanded...H02G; distribution boxes, connection or junction boxes Fulltext... Hierarchy... Expanded...H02G 3/08; casings in general Fulltext... Hierarchy... Expanded...H05K 5/00)

|  | H02B 1/10 |
· · | Mounting of devices therein

|  | H02B 1/12 |
· · | Dustproof, splashproof, drip-proof, waterproof, or flameproof casings

|  | H02B 1/14 |
· | Shutters or guards for preventing access to contacts (shielding of isolating-contacts in withdrawable switchgear Fulltext... Hierarchy... Expanded...H02B 11/04)

|  | H02B 1/16 |
· | Earthing arrangements (earth plates, pins, or other contacts Fulltext... Hierarchy... Expanded...H01R 4/66)

|  | H02B 1/18 |
· | Disposition or arrangement of transformers supplying instruments or protecting devices; Disposition or arrangement of fuses

|  | H02B 1/20 |
· | Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards (installations of bus-bars Fulltext... Hierarchy... Expanded...H02G 5/00)

|  | H02B 1/22 |
· · | Layouts for duplicate bus-bar selection

|  | H02B 1/24 |
· | Circuit arrangements for switchboards or switchyards (devices for displaying diagrams Fulltext... Hierarchy... Expanded...H02B 15/00; service supply Fulltext... Hierarchy... Expanded...H02J 11/00)

|  | H02B 3/00 |
Apparatus specially adapted for the manufacture, assembly, or maintenance of switchboards or switchgear

|  | H02B 5/00 |
Outdoor arrangements (enclosed arrangements Fulltext... Hierarchy... Expanded...H02B 13/00)

|  | H02B 5/02 |
· | mounted on pole, e.g. pole transformer substation

|  | H02B 5/04 |
· | Transformer substations (mounted on pole Fulltext... Hierarchy... Expanded...H02B 5/02)

|  | H02B 7/00 |
Indoor arrangements (switchgear withdrawable for isolation Fulltext... Hierarchy... Expanded...H02B 11/00; enclosed arrangements Fulltext... Hierarchy... Expanded...H02B 13/00)

|  | H02B 7/02 |
· | mounted on open framework

|  | H02B 7/04 |
· | mounted on vertical panel (for domestic or analogous use Fulltext... Hierarchy... Expanded...H02B 9/00)

|  | H02B 7/06 |
· | Transformer substations

|  | H02B 7/08 |
· · | Underground substations

|  | H02B 9/00 |
Arrangements on boards or panels for domestic or analogous use, e.g. with distribution fuses, with energy meters

|  | H02B 11/00 |
Switchgear having carriage withdrawable for isolation

|  | H02B 11/02 |
· | Details

|  | H02B 11/04 |
· · | Isolating-contacts, e.g. mounting, shielding (line connectors in general Fulltext... Hierarchy... Expanded...H01R)

|  | H02B 11/06 |
· · | Means for duplicate bus-bar selection (layouts for duplicate bus-bar selection Fulltext... Hierarchy... Expanded...H02B 1/22)

|  | H02B 11/08 |
· · | Oil-tank lowering means associated with withdrawal mechanism

|  | H02B 11/10 |
· · | Indicating electrical condition of gear; Arrangement of test sockets

|  | H02B 11/12 |
· | with isolation by horizontal withdrawal

|  | H02B 11/14 |
· · | having an enclosure

|  | H02B 11/16 |
· · · | wherein front of enclosure moves with carriage

|  | H02B 11/18 |
· | with isolation by vertical withdrawal

|  | H02B 11/20 |
· · | having an enclosure

|  | H02B 11/22 |
· · · | wherein front of enclosure moves with carriage upon horizontal withdrawal subsequent to isolation

|  | H02B 13/00 |
Arrangements of switchgear in which switches are enclosed in, or structurally associated with, a casing or cubicle (switchgear withdrawable for isolation Fulltext... Hierarchy... Expanded...H02B 11/00)

|  | H02B 13/02 |
· | with metal enclosure

|  | H02B 13/04 |
· · | with separately-enclosed devices mounted adjacent to one another

|  | H02B 13/06 |
· · · | the devices being interconnected by enclosed bus-bars

|  | H02B 13/08 |
· | with stone, brick, or concrete enclosure

|  | H02B 15/00 |
Supervisory desks or panels for centralised control or display (desks in general Fulltext... Hierarchy... Expanded...A47B)

|  | H02B 15/02 |
· | with mimic diagrams

|  | H02B 15/04 |
· · | consisting of building blocks