Key Specifications Parameter Value Brand Schneider Electric (formerly nVent/Samwha EOCR) Series EOCR-FCK Product Type Electronic Motor Protection Relay (Compact 2-CT type) Protection Functions • Overcurrent (Overload) • Phase Loss / Open Phase • Phase Reversal (Reverse Phase) • Phase Imbalance / Unbalance • Locked Rotor (Stall) Current Measurement 2 integrated CTs (2 Current Transformer design) Current Setting Range • 05 type: 0.5 - 6 A • 30 type: 3 - 30 A • 60 type: 10 - 60 A • 100 type: 30 - 120 A (external CT required) Control Voltage (Us) • Low voltage: 24VAC/DC • Standard: 110VAC, 220VAC • Wide range: 100-240VAC/DC (selectable by model) Frequency 50/60 Hz Time Delay Settings • Start Delay (D-TIME): 1-200 seconds (adjustable) • Trip Delay (O-TIME): 0.5-30 seconds (adjustable) Trip Time Characteristics Definite time Output Contacts 2 x SPST (1NO + 1NC) or 1 x SPDT (depending on model) Contact Rating: 3A / 250VAC resistive Reset Mode Manual (Instant) / Electric (Remote) selectable Display / Indication • 7-segment LED display for real-time current values • LED indicators for power ON and trip status • Fault cause display Mounting 35mm DIN Rail Case Design Ultra-compact design with integrated CTs Standards IEC 60947-4-1, UL, CSA Rated Operational Voltage (Ue) Up to 600V AC Degree of Protection IP20 (relay body) Operating Temperature -20°C to 60°C Storage Temperature -30°C to 80°C Dimensions (W x H x D) Compact size (approx. 35 x 85 x 75 mm) Weight Approximately 0.15 kg Terminal Wiring Screw clamp terminals for solid/stranded wires (1-2.5 mm²)