ABB – VI155-FBP.0 (1SAJ655000R0100) – Voltage Module for UMC100, 150–690 VAC

The ABB VI155‑FBP.0 (P/N 1SAJ655000R0100) is a DIN‑rail voltage expansion module for the ABB UMC100 motor controller series. Designed for both grounded (TN) and ungrounded (IT) networks, it provides advanced monitoring—measuring three-phase voltages (150–690 VAC), power, energy, power factor, and THD—with a single relay output for enhanced motor protection and diagnostics functions.