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EOCR-SSD 30

The Schneider Electric EOCR-SSD 30 is an electronic overcurrent relay specifically designed for motor protection. It is a digital, 2-CT (current transformer) type product based on a microcontroller unit (MCU) for real-time, high-precision processing

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Parameter Value Product Range EOCR (Electronic OverCurrent Relay) Product Type Electronic Motor Protection Relay / Overcurrent Relay Product Code / Model EOCR-SSD 30 (Part of EOCRSSD-30S / EOCRSSD-30W series) Current Setting Range 3 ~ 30 A Control Supply Voltage (Us) S Type: 24-240 V AC/DC W Type: 380-440 V AC Supply Frequency 50 / 60 Hz Protection Functions Overcurrent, Phase Loss (Open Phase), Locked Rotor (Stall) Time Settings Start Delay (D-Time): 1 - 30 seconds Trip Delay (O-Time): 0.5 - 10 seconds (adjustable) Trip Characteristics Definite Time Display 7-segment LED (shows current and fault cause) Output Contacts 1 NC + 1 NO (SPST) Rating: 3A / 250 V AC (resistive load) Reset Mode Manual (front panel) / Electric (remote) Phase Loss Trip Time < 3 seconds Locked Rotor Trip Time 0.5 seconds after D-Time (when current > 3x OC setting) Mounting 35 mm DIN Rail or Panel Mounting Dimensions (W x H x D) 56 mm x 70 mm x 77.2 mm Operating Temperature -20 °C to +60 °C Storage Temperature -30 °C to +80 °C Insulation Resistance > 10 MΩ at 500 V DC (case to circuits) Dielectric Strength 2000 V AC, 60 Hz, 1 min (case to circuits) Approvals / Standards IEC 60947-4-1, UL, CSA Net Weight Approx. 0.255 kg