General Electric GE TJK436300WL

MOLDED CASE, THERMAL MAGNETIC; J FRAME; 600 VAC, 500 VDC; 300 AMPERE; 3 POLE; INTERRUPTING RATING 42 KILOAMPERE AT 240 VAC, 30 KILOAMPERE AT 480 VAC, 22 KILOAMPERE AT 600 VAC, 20 KILOAMPERE AT 250 VDC (UL); TERMINAL ALUMINUM/COPPER LINE LUG, LOAD LUG