BW-1500-C-L1-S4-OC-X, INDUCTION TYPE CONTROL RELAY, C=CONTACT ARRANGEMENT-2 OPEN, 0 CLOSED), L1= LINE VOLTAGE-110-120 VOLTS 50/60 HZ, S4= SECONDARY COIL VOLTAGE-90 VOLTS A.C, OC= TYPE OF ENCLOSURE-OPEN CHASSIS, X=ADDITION OPTIONS-NONE
BW-1500-C-L1-S4-OC-X, INDUCTION TYPE CONTROL RELAY, C=CONTACT ARRANGEMENT-2 OPEN, 0 CLOSED), L1= LINE VOLTAGE-110-120 VOLTS 50/60 HZ, S4= SECONDARY COIL VOLTAGE-90 VOLTS A.C, OC= TYPE OF ENCLOSURE-OPEN CHASSIS, X=ADDITION OPTIONS-NONE