ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H02M0001120000 Arrangements for reducing harmonics from ac input or output 1
H02M0001140000 Arrangements for reducing ripples from dc input or output 1
H02M0001150000 using active elements 1
H02M0001160000 Means for providing current step on switching, e.g. with saturable reactor 1
H02M0001200000 Contact mechanisms of dynamic converters 1
H02M0001220000 incorporating collectors and brushes 1
H02M0001240000 incorporating rolling or tumbling contacts 1
H02M0001260000 incorporating cam-operated contacts 1
H02M0001280000 incorporating electromagnetically-operated vibrating contacts 1
H02M0001300000 incorporating liquid contacts 1
H02M0001320000 Means for protecting converters other than by automatic disconnection (emergency protective circuit arrangements specially adapted for converters with automatic disconnection H02H0007100000) 1
H02M0001340000 Snubber circuits 1
H02M0001360000 Means for starting or stopping converters 1
H02M0001380000 Means for preventing simultaneous conduction of switches 1
H02M0001400000 Means for preventing magnetic saturation 1