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H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
H02H11/006—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage
H02H11/007—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage involving automatic switching for adapting the protected apparatus to the supply voltage
FR922762D1946-02-261946-02-26
Safety device for switching on all electrical devices and mainly battery chargers
ExpiredFR922762A
(en)