The 102A Is A 3-Phase, Auto-Ranging, Dual-Range Voltage Monitor That Protects 190-600VAC, 50/60HZ Motors Regardless Of Size. The Product Provides A User Selectable Nominal Voltage Setpoint and The Voltage Monitor Automatically Selects Between The 200V and 400V Range. A Unique Microcontroller-Based Voltage and Phase-Sensing Circuit Constantly Monitors The 3-Phase Voltages to Detect Harmful Power Line Conditions. When A Harmful Condition Is Detected, The Output Relay Is Deactivated After A Specified Trip Del