DIFF Subgroup
H02H 5/042 Full Title
Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection (using simulators of the apparatus being protected H02H6/00; specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems H02H7/00) > responsive to abnormal temperature
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.