Technical Parameters (Specifications) Electrical Data Product Type: Electronic overload relay Rated Insulation Voltage: 600 V AC maximum Rated Operational Voltage: Up to 480 V AC (three-phase) Frequency: 50/60 Hz Control Supply Voltage: 100...240 V AC/DC (typical for "Y" variant) Power Consumption: < 5 VA Current Settings Current Range: Adjustable 20-60 A (typical for 60RY7Q variant) Overload Setting: Adjustable via dial Trip Class: Selectable (typically Class 5, 10, 15, 20, 30) Phase Loss Sensitivity: Trip within 3 seconds (typical) Phase Imbalance Protection: Adjustable (typically 5-50%) Ground Fault Protection: Fixed or adjustable (typically 0.5-5 A) Protection Functions Overload Protection: Thermal model with selectable trip curves Phase Loss Protection: Instantaneous trip upon phase failure Phase Reversal Protection: Detects incorrect phase sequence Phase Imbalance Protection: Adjustable trip level Ground Fault Protection: Residual current detection Undercurrent Protection: Optional (for load loss detection) Jam Protection: Optional (for sudden overload conditions) Short Circuit Protection: Instantaneous trip (requires coordination with backup fuse) Display & Interface Indications: LED indicators for power, trip, and alarm Setting Method: Dial for current adjustment, DIP switches for configuration Trip Indication: Red LED indicator Test Button: For functional testing Outputs Trip Relay: 1 SPDT relay (250 V AC, 5 A typical) Output Contact Configuration: 1 changeover (C/O) contact Alarm Output: Optional (for pre-alarm indication) Reset Modes Manual Reset: Via push button (local) Auto Reset: Selectable via DIP switch (with adjustable delay) Remote Reset: Optional (via external contact) Mechanical Mounting Mode: Direct mounting with contactor or DIN rail mount (35 mm) Compatible Contactors: Specific TeSys D (LC1D40...D95) or similar series contactors Terminal Type: Screw terminals Wire Size (Control): 0.5...4 mm² (AWG 20-12) Wire Size (Power): Up to 16 mm² (AWG 6) Tightening Torque: 0.8...1.2 Nm (control), 1.5...2.5 Nm (power) Dimensions (W x H x D): Approximately 68 mm x 90 mm x 100 mm (typical) Net Weight: Approximately 0.4 kg Environmental Degree of Protection (IP): IP20 (enclosure) Operating Temperature: -20...60 °C Storage Temperature: -30...80 °C Relative Humidity: 5...95% (non-condensing) Vibration Resistance: 0.5 mm amplitude (10-55 Hz) Shock Resistance: 10 g (11 ms) Altitude: Up to 2000 m Certifications Standards: IEC 60947-4-1, UL 508, CSA C22.2 No. 14 Certifications: CE, UL, cUL, CCC, EAC RoHS Compliance: Yes