Siemens 3RA21 10-1CA15-1BB4 Load Feeder Module

The Siemens 3RA2110-1CA15-1BB4 Load Feeder is a fuseless, direct-on-line starter for 400 V AC motors in the Sirius 3RA2 family, offered in the compact S00 size with a rated current of 1.80–2.50 A. It mounts on a standard 35 mm DIN rail and uses a 24 V DC control coil with a screw-terminal connection for the control wiring. The module includes a single normally open contactor and, for short-circuit protection coordination, specifies Type of coordination 2 with a short-circuit current rating (Iq) up to 150 kA. This load feeder consolidates motor-starting and protection in one compact unit suitable for control panels and small-motor drive applications.