SIEMENS LOW VOLTAGE 3VA UL MOLDED CASE CIRCUIT BREAKER WITH ELECTRONIC TRIP UNIT. 3VA61 FRAME WITH MEDIUM HIGH (CLASS C) BREAKING CAPACITY. 40A 3-POLE (35KAIC AT 600V) (100KAIC AT 480V). ETU320 TRIP UNIT LI. SPECIAL FEATURES CONNECTION WITH LUG TERMINAL / NUT KEEPER. 100 PERCENT RATED. DIMENSIONS (W x H x D) IN 4.1 x 7.8 x 4.2.