Technical Parameters General & Electrical Ratings Product Type: Electromechanical Contactor (DC operated) Series: ASL09 Number of Poles: 3 main poles Auxiliary Contacts: 1 normally closed (1 NC) built‑in auxiliary contact Rated Control Circuit Voltage (Uc): DC 110 V Rated Operational Voltage (Main Circuit): up to 690 V AC / up to 690 V AC environment rating Rated Insulation Voltage (Ui): 690 V Rated Impulse Withstand Voltage (Uimp): 6 kV Control & Coil Coil Type: DC coil designed for low consumption Coil Operating Voltage: 110 V DC Control Frequency: n/a (DC coil) Operational Performance Conventional Free‑Air Thermal Current (Ith): ~22 A Rated Operational Current (AC‑1): ~22 A at 690 V AC (temperature‑dependent) Rated Operational Current (AC‑3): ~9 A at 220–415 V AC ~8 A at 440–500 V AC ~5–7 A at 690 V AC Rated Operational Power (AC‑3): ~2.2 kW @ 220–240 V AC ~4–5.5 kW @ 400–690 V AC Rated Operational Current (AC‑15 Control): ~4 A @ 220–240 V AC ~2–3 A @ 380–690 V AC Rated Operational Current (DC‑13): ~0.55–1.1 A @ 110–125 V DC ~0.27 A @ 220–250 V DC ~2.8 A @ 400 V DC ~1–2.8 A @ 250–500 V DC Switching & Endurance Mechanical Switching Frequency: Up to ~3600 cycles/hour Electrical Switching Frequency: AC‑1: ~600 cycles/hour AC‑15 / AC‑3: ~1200 cycles/hour DC‑13: ~900 cycles/hour Operate/Release Times: ~7–21 ms to open/close contacts on coil energization/de‑energization Mechanical & Connection Terminal Type: Screw terminals Wire Stripping Length: ~9 mm Connecting Capacity: Designed for standard control and power wiring sizes Environmental & Physical Ambient Operating Temperature: −40 °C to +70 °C (varies with relay or overload fitted) Storage Temperature: −60 °C to +80 °C Degree of Protection: IP20 at terminals Maximum Permissible Altitude: ~3000 m Approx. Dimensions: ~45 mm (W) × ~68 mm (H) × ~72.5 mm (D) Net Weight: ~0.28 kg