7SS5220-6AB02-1AA0 SIEMENS7SS52206AB021AA0

DISTRIBUTED BUSBAR/ CIRCUIT BREAKER FAILURE PROTECT. 7SS52 CENTRAL UNIT, 50/60HZ, FIRMWARE VERSION: V4 rated auxiliary voltage f. converter: 48 - 250 V DC in rack SIPAC region world, language English (language can be changed) without system interface service interface: DIGSI 4, electrical RS485 without supplementary function assembly for 8 bays