Product description:
Square D MP16H1 Masterpact circuit breaker; 1600 amp, 600 volt AC, 3 pole. With STR 58 U trip unit, LSI functions, 1600 amp rating plug cat.# 54754, auxiliary switches, shunt trip- 24 VDC, electrically operated (E/O), draw out (D/O), used tested with report.
MC-CB# 1665 Loc: B5L1