SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA61 FRAME WITH MEDIUM LOW (CLASS M) BREAKING CAPACITY. 150A 3-POLE (18KAIC AT 600V) (35KAIC AT 480V). ETU830 TRIP UNIT LCD LIG WITH METERING. SPECIAL FEATURES CONNECTION WITH ALUMINUM LUG. 100 PERCENT RATED. DIMENSIONS (W x H x D) IN 4.1 x 7.8 x 4.2.