DC High-speed Circuit Breakers

As of MAR.-2014
Series Type Alternative product Interchangeability Abolished year Parts available until: Maintenance available until:
BHF BHF-30 BHF-30B Yes DEC.-1977 DEC.-2010 DEC.-2015
BHF-50 BHF-50B
BHB BHB-20 BHF-20B DEC.-1973
BHB-30 BHB-30B DEC.-1978
BHB-50 BHB-50B
AH AHF-30 BHF-30B DEC.-1966
AHF-50 BHF-50B DEC.-1969
HS HS-15B BHF-20B No DEC.-1966 DEC.-1976
HS-30B BHF-30B DEC.-1967 DEC.-1977
HS-40B BHF-50B DEC.-1966 DEC.-1976
HS-50B DEC.-1967 DEC.-1977
HS-60B BHF-80 DEC.-1968 DEC.-1978
HS-70A DEC.-1967 DEC.-1977
HP HP-15B None - DEC.-1963 DEC.-1973
HP-30B DEC.-1964 DEC.-1974
HP-50B DEC-1961 DEC.-1971
HP-60B
HP-70A DEC-1967 DEC.-1977