Static Under & Over Voltage Relay : BU1-AC-UO

Range

• Roled voltage Un : 110 V, 230 V, 400 V AC
• Rated frequency range : 45-66 Hz
• Accuracy : ± 5 % of set value
• power consumption in voltage circuit : 3.5 VA
• Thermal load carrying : constant 1.3 x Un capacity of the voltage circuit
• Dropout to pickup ratio : dependent on the set hysteresis
• Dropout time : 300 ms
• Minimum operating delay : 300 ms