Siemens 5SY4663-7 Miniature Circuit Breaker 400 V 10kA, 3+N-Pole, C, 63 A, D=70 Mm

Siemens part number 5SY4663-7. SUPPLEMENTARY PROTECTOR,3P+N,63A,CURVE C Supplementary Protector, UL1077 Rated, IEC Mini Circuit Breaker, 3 + N Pole, 63 Amps, 480 VAC, Trip Characteristic Curve C, 72mm Width, 70mm Depth, UL File E116386 in Vol. 1 Sec. 2