SIEMENS LOW VOLTAGE ENCLOSED SENTRON MOLDED CASE CIRCUIT BREAKER (ASSEMBLED) WITH MAGNETIC ONLY TRIP UNIT. 800A 3-POLE 600V MOLDED CASE SWITCH (BREAKER) MD FRAME WITH STANDARD BREAKING CAPACITY (MXD63S800A). NON-INTERCHANGEABLE TRIP UNIT. NEMA TYPE 3R ENCLOSURE (MND63). ORDER NEUTRAL (W63623). INCLUDES LINE AND LOAD SIDE LUGS (TA3K500) WIRE RANGE 1/0AWG - 500KCMIL (CU/AL). ENCLOSURE DIMENSIONS (Wx H x D) IN 26.75 x 61.14 x 11.72.