Parameter Value Product Range EOCR (Electronic OverCurrent Relay) Product Type Digital Voltage Protection Relay Product Code / Model EOCR-EVR-PD (Series) Protection Functions Overvoltage, Undervoltage, Phase Loss, Reverse Phase, Voltage Unbalance Control Supply Voltage (Us) 85-250V AC/DC Supply Frequency 50/60 Hz Voltage Setting Ranges 110V Type: OV: 110-150V, UV: 80-120V 220V Type: OV: 220-300V, UV: 160-240V 440V Type: OV: 380-500V, UV: 300-440V Trip Time Settings OVR / UVR Time: 0.2 - 10 seconds (separately adjustable) Phase Loss Trip Time: Within 0.5 seconds (or OFF) Reverse Phase Trip Time: Within 0.1 seconds (or OFF) Unbalance Trip Time: 0.5 - 10 seconds (or OFF) Unbalance Setting: 5-30% Display 7-segment LED (cycles through 3-phase voltages, displays trip causes) Output Contact Type: 1-SPDT (1c, 95-96-98) Rating: 3A / 250V AC (resistive load) Reset Mode Manual (front panel) / Electric (remote) / Automatic (1-10 sec adjustable) Fault Memory Records last 3 fault causes Mounting 35 mm DIN Rail or Panel mounting Dimensions (W x H x D) 62 mm x 74.8 mm x 89.5 mm (EVRPD-44U) Net Weight 0.274 kg (approx.) Power Consumption Less than 3W Insulation Resistance > 100 MΩ at DC 500 V (case to circuits) Dielectric Strength 2 kV, 50/60 Hz, 1 min (case to circuits) Operating Temperature -20 °C to +60 °C Storage Temperature -30 °C to +80 °C IP Degree of Protection IP20 (enclosure) Standards / Approvals IEC 60947-4-1, UL Warranty 18 months