This card controls 8 relays with 2 changeover contacts each. The 1. enables 3 A, the 2. 1.5 A. In addition, 4 additional change-over or make contact relays can be controlled. Currents of 15 A are possible here, or 20 A with change-over contact or 30 A with NO contact for a short time.
In combination with REL 8 + REL 4z