Technical Parameters (Specifications) Electrical Data Product Type: Electronic overload relay with digital display Rated Insulation Voltage: 690 V AC maximum Rated Operational Voltage: Up to 690 V AC (three-phase) Frequency: 50/60 Hz Control Supply Voltage: 100...240 V AC/DC (typical for "M" variant) Power Consumption: < 5 VA Current Settings Current Range: Adjustable 0.5-5 A (typical for 05DM7Q variant) Overload Setting: Adjustable via keypad or 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%) 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 Undercurrent Protection: For load loss detection (pumps, conveyors) Jam Protection: For sudden overload conditions Ground Fault Protection: Optional on some variants Short Circuit Protection: Instantaneous trip (requires coordination with backup fuse) Display & Interface Display Type: Digital LED or LCD display (3-digit typical) Indications: Current reading (A), fault type, trip status, settings Setting Method: Keypad or push buttons Trip Indication: Specific fault type displayed LED Indicators: Power (green), trip (red), alarm (yellow optional) Outputs Trip Relay: 1 or 2 SPDT relays (250 V AC, 5 A typical) Output Contact Configuration: 1 changeover (C/O) or 1 N/O + 1 N/C contact Alarm Output: Optional (for pre-alarm indication) Reset Modes Manual Reset: Via push button (local) Auto Reset: Selectable via setting (with adjustable delay 0.5-60 seconds) Remote Reset: Via external contact Mechanical Mounting Mode: Direct mounting with contactor or DIN rail mount (35 mm) Compatible Contactors: Specific TeSys D (LC1D09...D38) or similar series contactors Terminal Type: Screw terminals Wire Size (Control): 0.5...4 mm² (AWG 20-12) Wire Size (Power): Up to 6 mm² (AWG 10) Tightening Torque: 0.8...1.2 Nm Dimensions (W x H x D): Approximately 45 mm x 80 mm x 100 mm (typical) Net Weight: Approximately 0.35 kg Environmental Degree of Protection (IP): IP20 (enclosure) / IP40 (front panel) 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: 15 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 (depending on variant) RoHS Compliance: Yes