SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA62 FRAME WITH HIGH (CLASS L) BREAKING CAPACITY. 250A 3-POLE (50KAIC AT 600V) (150KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES CONNECTION WITH LUG TERMINAL / NUT KEEPER.. DIMENSIONS (W x H x D) IN 4.1 x 7.8 x 4.2.