The Siemens 5ST3624 is a pin busbar with a cross-section of 10 mm² for installation in distribution boards. It is configured as 3-phase/N + 8x phase and is designed to connect one 4-pole residual current circuit breaker and eight single-pole miniature circuit breakers. Alternatively, two 3-pole miniature circuit breakers can be used. The busbar is electrically insulated and touch-safe. With pin connections, a rated current of 63 A, and a length of 212 mm, it supports clear and space-saving wiring in electrical distribution systems.