SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA61 FRAME WITH VERY HIGH (CLASS E) BREAKING CAPACITY. 100A 3-POLE (100KAIC AT 600V) (200KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES CONNECTION WITH ALUMINUM LUG.. DIMENSIONS (W x H x D) IN 4.1 x 7.8 x 4.2.