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H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
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Physics & Mathematics
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Electromagnetism
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Arc-Extinguishing Devices That Are Switches
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