Model : W-OP4 Feature Product Power Consumption2VAInput Voltage110, 220, 440, 460 VAC (Fixed V. Requirement)380, 400 or 415 VAC 3Ø (Selectable)System Frequency50/60 Hz.Accuracy±0.5% of normal voltageDisplay7-Segment 3 Digit REDProtection Range Over Voltage (OV) Input Voltage 380VAdjustable from 242 – 264 VAC (10% – 20%) Input Voltage 400VAdjustable from 253 – 276 VAC (10% – 20%) Input Voltage 415VAdjustable from 264 – 288 VAC (10% – 20%)Under Voltage (UV) Input Voltage 380VAdjustable from 215 – 176 VAC (2% – 20%) Input Voltage 400VAdjustable from 225 – 184 VAC (2% – 20%) Input Voltage 415VAdjustable from 235 – 192 VAC (2% – 20%)Unbalance Voltage (UB) Input Voltage 380, 400, 415VAdjustable from 2% – 20%Differential (Hysteresis) Input Voltage 220,230,240VAdjustable from 2 – 22 VACTime Time delay offUV Adjustable 0-5 sec. OV Preset at 2 sec. Time delay on Adjustable from 0-15 min Monitoring Input Voltage DisplayRelay output Output Type2-pole change over (DPDT) Contact rating5A at 250VACRelay Reset AutomaticEnvironmental Operating temperature -10 OC to +55 OC Storage temperature -10 OC to +70 OC Ambient humidity Max 85%RH Enclosure Mounting DIN rail 35mm Housing ABS UL94V-0Protection class (IP) IP20Wire fixingScrew terminal Block (3.5mm2 self lifting)Dimension in mm 60 x 79.50 x 103.90Weight 303 g. Download W-OP4