5SM2345-6KK01 SIEMENS ⍾ 5SM23456KK01

RC unit for 5SY, 2-pole, type AC, In: 40 A, 30 mA, Un AC: 230 V

RC unit for 5SY, 2-pole, type A, In: 40 A, 30 mA, Un AC: 230 V

RC unit for 5SY, 4-pole, type A, In: 40 A, 30 mA, Un AC: 400 V