ANSI C37.52-1974 (R1995, R2000) PDF
ANSI C37.52-1974 (R1995, R2000) covers test procedures for enclosed low-voltage ac power circuit protectors. This standard is intended for use in conjunction with ANSI standards C37.05, C37.16, C37.20, C37.26, C37.29 (IEEE 4), and C84.1.More Standards PDF
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