KBD, NRCD RESIDUAL CURRENT CIRCUIT BREAKER
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KBD, NRCD Residual current circuit breaker without over current protection conforms to the standards of GB16916.1, IEC1008, and BS4293 etc. it is used in the circuits of AC 50~60HZ, single phase 230V (220V) , three phase 400V (380V) in industrial & mining enterprises, commercial buildings and housing for protection of personal electric shock hazard and electric equipment and for unfrequented switchover of circuits under normal conditions.
This RCD is intended for installation within an enclosure in an ambient temperature between -50 and 400 with an average ＆ #118alue not exceeding 350 over a 24hour period. It should not be installed at an altitude greater than 2000m above sea level, nor in an atmosphere subject to excessive pollution by smoke, dust, chemical fumes, salt laden spray, prolonged periods of high humidity or other abnormal conditions. See current product catalogues for a wide range of suitable enclosure.