Description : What are the difference between DCCB and ACCB?
Last Answer : DCCB Two poles seriesed for one side. Breaker is adequately de-rated for use in dc circuits. Only DINF, DIRS provided. DIT 5 will not work for dc. In GFB, magnetic blowout coils ... wave helps arc quenching. For DCCB arc quenching is difficult, since current zero is not existing naturally.