Technical Parameters Parameter / Feature Specification / Detail Model / Type A30‑30‑10 AC Contactor Poles / Main Contacts 3 main contacts (3‑pole) — normally‑open (NO) Auxiliary Contacts 1 auxiliary contact (1 NO built‑in) + optional add‑on blocks if required Rated Operational Voltage (Main Circuit) Up to 690 V AC (some variants support up to ~1000 V depending on configuration) Rated Current (AC‑1, Ie) 55 A @ 690 V AC (ambient 40 °C) Load Current / Thermal Current (Ith) 65 A (free‑air, 40 °C) Rated Operational Current for AC‑3 (Motor Switching) ~ 32–55 A (depending on supply voltage and ambient conditions) Rated Operational Power (AC‑3) For motors/loads: ~ 15 kW (at 380–415 V AC), lower at higher voltages Control (Coil) Voltage Various coil-voltage variants — common one: 230–240 V AC (50/60 Hz) Standard Compliance Conforms to IEC 60947‑1 / IEC 60947‑4‑1 (standard for low‑voltage AC contactors) Mounting / Terminals Block‑type design; screw‑terminals for main and auxiliary contacts; mounting on panel or DIN‑rail (depending variant) Suitability / Typical Applications Three‑phase motor control (start/stop), lighting / power circuits switching, general industrial power control, capacitor switching, load switching, distribution boards