Technical Parameters General & Contact Configuration Product Type: Electromechanical contactor Series: ASL16 Number of Main Poles: 3 (three‑phase) Main Contact Configuration: 3 Normally Open (3 NO) Built‑In Auxiliary Contact: 1 Normally Open (1 NO) Control Circuit Type: DC coil (polarity sensitive) Electrical Ratings Rated Operational Voltage (Main Circuit): up to 690 V AC Rated Operational Voltage (Control Coil): DC (e.g., 220 V DC) Rated Operational Current (AC‑1): 30 A @ 690 V AC at 40 °C ambient 26 A @ 690 V AC at 70 °C ambient Rated Operational Current (AC‑3 – Motor Control): 18 A @ 220–415 V AC 15 A @ 500 V AC 10.5 A @ 690 V AC Coil & Control Coil Type: DC magnet coil Control Voltage: Specified DC voltage variant (220 V DC typical for “88” suffix) Coil Polarity: Polarity must be respected for DC operation Insulation & Withstand Rated Insulation Voltage (Ui): 690 V AC Rated Impulse Withstand Voltage (Uimp): 6 kV Conventional Free‑Air Thermal Current (Ith): 35 A @ 40 °C Mechanical & Mounting Terminal Type: Screw terminals Mounting: DIN‑rail or panel mount compatible Mechanical Durability: High cycle life typical for ASL contactors Dimensions: 45 mm (W) × 77 mm (D) × 86 mm (H) Net Weight: ~0.30 kg Environmental Operating Ambient Temperature: −25 °C to +60 °C (with thermal overload) Without overload: −40 °C to +70 °C Pollution Degree: 3 Protection: IP20 (installed inside panel)