Specifications Electrical Ratings Product Type: Soft starter (Altistart 22 series) for asynchronous motors Rated Output Current: 88 A (Ie, 40 °C without derating) Rated Supply Voltage: 230 … 440 V AC (−15 %/+10 %) 3‑phase, 50/60 Hz Motor Power Ratings: ~22 kW @ 230 V 3‑phase ~45 kW @ 400 V / 440 V 3‑phase Icl Starter Rating: 88 A for standard connections in the motor supply line Power Dissipation: ~66 W (typical) Utilisation Category: AC‑53A Starting & Control Features Start Type: Torque‑controlled start (current limited to 3.5 In) Internal Bypass: Yes (reduces dissipation after start) Control Circuit Voltage: 220–230 V AC (± tolerance) Control Circuit Consumption: ~20 W Communication Protocol: Modbus via RS‑485/RJ45 interface Discrete Inputs: 3 logic inputs (positive logic, 24 V DC range) PTC Probe Input: Supported (typically 750 Ω) Outputs: 2 relay outputs (configurable states) Adjustable Output Current Range: ~0.4 … 1 × Icl Protection & Compliance Motor Protection: Phase failure (line), thermal protection of motor and starter Degree of Protection: IP20 (IP00 on uncovered terminals) Standards: EN/IEC 60947‑4‑2 compliance for soft starter operation Environmental Limits: Operating Temperature: −10 °C to +40 °C without derating (up to +60 °C with current derating) Storage Temperature: −25 °C to +70 °C Humidity/Mechanical: Vibration and shock resistance per IEC standards Physical & Mechanical Mounting Style: With heat sink, typically panel or chassis mount Dimensions (H × W × D): ~295 mm × 145 mm × 207 mm Net Weight: ~12 kg