• Phase Unbalance Protection • Phase Failure Protection • Phase Incorrect Sequence Protection Description Description • Phase Unbalance Protection • Phase Failure Protection • Phase Incorrect Sequence Protection Related products RelaysUniversal Timer• Start Reset Microswitch • Sec Min Hour 9.99 99.9 999 • Cyclic On Off and Delay On Off RelaysTime Control Switch• 50 On Steps and 50 Off Steps • Home Automation • Holiday Settings RelaysOn- delay