SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA63 FRAME WITH VERY HIGH (CLASS C) BREAKING CAPACITY. 400A 3-POLE (35KAIC AT 600V) (100KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES: CONNECTION WITH ALUMINUM LUG. DIMENSIONS (W x H x D)