GENERAL SPECIFICATIONS   The devices are used for single phase and three phase     systems to protect  from : Phase sequence failure, Under voltage , Over voltage       SUPPLY VOLTAGE   :  220 Vac ± % 35,  50 / 60 Hz  (L1-N) UNDER VOLTAGE SETTING   :  210V , 150V adjustable OVER VOLTAGE SETTING   :  240V , 300V adjustable HYSTERESIS   : 5V ( On the delay on ) DELAY OFF TIME   : (t-off) : Between 0,1 sec…20sec adjustable POWER CONSUMPTION    :  < 7 VA OPERATING TEMPERATURE   : -5°C…+55°C ELECTRICAL LIFE   :100.000 On / Off ( Resistive load ) CONTROL OUTPUT   : Relay, 1 inversor, 10 A / 250Vac ( Omron ) ELECTRICAL CONNECTION   : PCB clamp INSTALLATION   : DIN 35 Rail or Vertical installation WEIGHT   : SKAD : 0,05 kg