Parameters General / Electrical Product type: Soft starter (Altivar ATS480 series) Application: Asynchronous three‑phase motors Supply voltage (Ue): 208…690 V AC (‑15%/+10%) Control circuit voltage (Uc): 110…230 V AC 50/60 Hz Rated operational current: 410 A (normal duty at 40 °C) Heavy duty current: 320 A at 40 °C Utilization category: AC‑3A, AC‑53A Torque control (TCS): Enabled for smooth acceleration/deceleration Integrated bypass contactor: Yes (reduces heat and power loss during run) Motor Power Ratings (Normal Duty) 110 kW at 230 V 220 kW at 400 V 250 kW at 500 V 355 kW at 660 V 400 kW at 690 V Motor Power Ratings (Heavy Duty) 90 kW at 230 V 160 kW at 400 V 220 kW at 500 V 250 kW at 525 V 315 kW at 690 V Control & Communication Built‑in RS‑485 Modbus serial interface Digital and analog I/O, programmable inputs and outputs Protection Features Motor overload and phase loss protection Thermal, short‑circuit, locked‑rotor, underload protection Dynamic braking and DC injection stopping Environmental & Mechanical Degree of protection: IP00 (open frame) Operating temperature: ‑15…40 °C without derating; 40…60 °C with derating (2 %/°C) Relative humidity: 0…95 % non‑condensing Rated insulation voltage: 690 V, impulse withstand up to 6 kV Vibration/shock resistance per IEC standards Size & weight: ~670 mm H × 400 mm W × 314 mm D; ~51.4 kg Standards & Certifications Certified to IEC/EN 60947‑4‑1 & 60947‑4‑2 CE, cULus, UKCA, CCC, RCM, EAC, Marine DNV/ABS/BV/CCS Typical Uses Used in industrial processes, infrastructure applications, and machinery requiring controlled motor start/stop with reduced electrical and mechanical stress, extended motor life, and improved energy efficiency.