CAM-01 voltage asymmetry protector is a protection device for three-phase power supply electrical equipment. It has phase sequence protection, voltage asymmetry protection, phase voltage indicators, (asymmetry) switch threshold adjustment, switch-off delay and voltage hysteresis, resistance to momentary voltage fluctuations, momentary voltage fading protection, maximum 10 A capacity, single modular casing, and TH-35 DIN rail installation.