| 1/00 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements |
| 1/01 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Frameworks |
| 1/015 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor |
| 1/03 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor for energy meters |
| 1/04 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing |
| 1/044 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing Mounting through openings |
| 1/048 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing Mounting through openings Snap mounting |
| 1/052 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing Mounting on rails |
| 1/056 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing Mounting on plugboards |
| 1/06 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Boards, panels, desks; Parts thereof or accessories therefor having associated enclosures, e.g. for preventing access to live parts (shutters or guards for contacts H02B 1/14) |
| 1/14 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Shutters or guards for preventing access to contacts (shielding of isolating-contacts in withdrawable switchgear H02B 11/24) |
| 1/16 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Earthing arrangements (earthing arrangements for substations H02B 5/01, for switchgear H02B 11/28, H02B 13/075; earth plates, pins, or other contacts H01R 4/66) |
| 1/18 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Disposition or arrangement of fuses (for switchgear having a withdrawable carriage H02B 11/26) |
| 1/20 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards (installations of bus-bars H02G 5/00) |
| 1/21 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards (installations of bus-bars H02G 5/00) Bus-bar arrangements for rack-mounted devices with withdrawable units |
| 1/22 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards (installations of bus-bars H02G 5/00) Layouts for duplicate bus-bar selection |
| 1/24 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Circuit arrangements for boards or switchyards (devices for displaying diagrams H02B 15/00; service supply H02J 11/00) |
| 1/26 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Casings; Parts thereof or accessories therefor (adapted for a single switch H01H; enclosures for cables, lines or bus-bars H02G; distribution, connection or junction boxes H02G 3/08; casings in general H05K) |
| 1/28 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Casings; Parts thereof or accessories therefor (adapted for a single switch H01H; enclosures for cables, lines or bus-bars H02G; distribution, connection or junction boxes H02G 3/08; casings in general H05K) dustproof, splashproof, drip-proof, waterproof or flameproof |
| 1/30 | Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements Casings; Parts thereof or accessories therefor (adapted for a single switch H01H; enclosures for cables, lines or bus-bars H02G; distribution, connection or junction boxes H02G 3/08; casings in general H05K) Cabinet-type casings; Parts thereof or accessories therefor |