Monitoring method for current limiter switch, such as fault current switch, compares sequentially received data blocks from control unit to detect erroneous control
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Current measurement device has microcontroller and bus coupling that send control commands to bus system according to threshold value
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Bell transformer with or without switch
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Tripping relay for residual current circuit breakers
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Master switch module
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Mechanical switch button lock for switchgear with additional receptacle for a padlock
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Electromagnetic impulse switch
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Device for the sudden switching on of movably mounted contact levers, in particular for a two-pole residual current circuit breaker
