ABB SPAJ 110 C-AA | RS 421 010-AA | Combined Phase and Earth Fault Relay
The ABB SPAJ 110 C-AA (RS 421 010-AA) is a multi-function numerical protection relay designed for selective short-circuit and earth-fault protection in radial distribution networks, specifically for feeders and power transformers. Product Parameters (Datasheet) Model Number: SPAJ 110 C-AA Product ID: RS 421 010-AA Protection Functions: 3-phase overcurrent (low-set and high-set) and non-directional earth-fault…
