The ABB LSS-4 is a discontinued solid-state trip unit featuring long-time trip function with a maximum time delay band of 15.0 seconds (without ground protection). This current limiter/protector was manufactured by ASEA BROWN BOVERI.
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The ABB LSS-4 is a discontinued solid-state trip unit featuring long-time trip function with a maximum time delay band of 15.0 seconds (without ground protection). This current limiter/protector was manufactured by ASEA BROWN BOVERI.
