for measuring, monitoring, testing, protecting or switching (rectifiers H02K11/04; power electronics H02K11/33)

Child Classifications

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• H02K 11/21 Devices for sensing speed or position, or actuated thereby (specially adapted for machines having non-mechanical commutating devices H02K29/06, H02K29/14) since 2016 IPC+CPC Available in IPC and CPC
• H02K 11/24 Devices for sensing torque, or actuated thereby (H02K11/27 takes precedence) since 2016 IPC+CPC Available in IPC and CPC
• H02K 11/25 Devices for sensing temperature, or actuated thereby since 2016 IPC+CPC Available in IPC and CPC
• H02K 11/26 Devices for sensing voltage, or actuated thereby, e.g. overvoltage protection devices since 2016 IPC+CPC Available in IPC and CPC
• H02K 11/27 Devices for sensing current, or actuated thereby (overcurrent protection responsive to temperature of the machines or parts thereof, e.g. windings, H02K11/25) since 2016 IPC+CPC Available in IPC and CPC
• H02K 11/28 Manual switches since 2016 IPC+CPC Available in IPC and CPC