| ReturnTo Theme-Group-Choice | Onelevelup |
| 5G027 | Arc-extinguishing devices that are switches | |
| H01H9/30 -9/52;33/00-33/26 | ||
| H01H9/30;9/34-9/48;33/00-33/04;33/08-33/20;33/24 | AA | AA00 PURPOSE |
AA01 | AA02 | AA03 | AA04 | AA06 | AA08 | AA09 | AA10 | ||
| . Switch performance | . . Breaking performance | . . . Arc-extinguishing | . . . Suppressing restriking-voltage | . . Power-on performance | . . Insulation breakdown voltage | . . . Electrical field buffering | . . . Lightning surge countermeasures | |||||
| AA11 | AA13 | AA14 | AA15 | AA17 | AA18 | AA19 | ||||||
| . . . Waterproofing or moisture-proofing | . . Durability | . . . Heat resistance (i.e., including heat radiation and cooling) | . . . Shock resistance or vibration resistance | . Indication | . . Indication of power on or off | . . Indication of abnormalities | ||||||
| AA21 | AA22 | AA23 | AA24 | AA26 | AA28 | AA30 | ||||||
| . Testing, inspection, or sensing | . . Measurement of operations | . . Measurement of the degree of contact wear | . . Arc detection | . Miniaturization, reduction of weight, or simplification | . Working properties when assembling or mounting | . Other purposes | ||||||
| H01H9/30;9/34;9/36;9/44-9/46;33/04;33/08;33/10;33/18-33/20 | BA | BA00 TYPES OF ARC-EXTINGUISHING |
BA01 | BA02 | BA03 | BA05 | BA07 | BA09 | BA10 | |||
| . Rotary arc types | . . Movable contactors that are driven in a straight line | . . . Use with gas blowing | . Solenarc types | . Attracting types | . Forcing into narrow gaps | . Other types | ||||||
| BB | BB00 ARC DRIVING SOURCES |
BB01 | BB03 | BB05 | BB07 | BB09 | BB10 | |||||
| . Variants that use electromagnetic coils | . Variants that use permanent magnets | . Variants that use the action of the arc itself | . Variants that use the action of a magnetic grid plate | . Variants that use the action of current flowing through contactors and the like | . Other driving sources | |||||||
| BC | BC00 ARC-EXTINGUISHING DEVICE STRUCTURES |
BC01 | BC02 | BC03 | BC04 | BC05 | BC06 | BC07 | BC09 | |||
| . Insulated arc-extinguishing gutters or tubes | . . Insulated arc-extinguishing plates | . Magnetic grid plates | . . Sections where magnetic grid plates are fixed | . Horn pieces | . Iron cores or magnetic pole plates | . Arcing horns or arc runners | . Commutating plates | |||||
| BC11 | BC12 | BC13 | BC14 | BC16 | BC18 | BC20 | ||||||
| . Arc gas cooling or discharge means | . Means for preventing arc gas jetting | . Fluid spray means | . Means for generating arc-extinguishing gas | . Heat-shield plates | . Means of attaching or supporting arc-extinguishing chambers | . Other structures | ||||||
| H01H9/38-9/42;33/12-33/16 | CA | CA00 CONTACT SECTION STRUCTURES |
CA01 | CA02 | CA03 | CA05 | CA06 | CA07 | CA08 | CA09 | CA10 | |
| . Main contact sections | . . Types that are divided up | . . With parallel capacitors | . Auxiliary contact sections | . . Resistor contact sections | . . . Multistage switching | . . . Resistor structure or installation | . . Arc contact sections | . Other contact section structures | ||||
| H01H9/48;33/24 | DA | DA00 DISCHARGE PREVENTION DEVICES |
DA01 | DA02 | DA04 | DA06 | DA08 | DA10 | ||||
| . Shields | . . Shields for contact sections | . Capacitors or dielectrics | . Insulators | . Countermeasures for conductive impurities | . Other discharge prevention devices |