SIEMENS LOW VOLTAGE 3VA IEC MOLDED CASE CIRCUIT BREAKER WITH THERMAL -MAGNETIC TRIP UNIT. 3VA13 FRAME WITH MEDIUM (CLASS M) BREAKING CAPACITY.400A 3-POLE Icu: (6KAIC AT 600V) (55KAIC AT 415V). TM240 TRIP UNIT WITHADJUSTABLE Ir ADJUSTABLE Ii. SPECIAL FEATURES: CONNECTION WITH LUGTERMINAL / NUT KEEPER. DIMENSIONS (W x H x D) IN: 5.4 x 9.8 x 5.4.