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1SBL351074R8011

The ABB 1SBL351074R8011 is a 3‑phase power contactor from ABB’s AX50 contactor family, designed for reliable switching and control of three‑phase motors and power circuits. It is a block‑type AC contactor intended for industrial and commercial applications where frequent and robust switching is required. The unit includes built‑in auxiliary contacts for signalling and interlock functions, and is suitable for use in motor starters, automation systems, and general power control panels.

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Specifications General Product Name: Industrial AC Power Contactor Model / Part Number: 1SBL351074R8011 Series: AX50 Application: Switching and control of three‑phase motors and power loads Mounting: DIN‑rail / panel mount Main Poles: 3 Electrical Ratings Coil Voltage: 220–230 V AC, 50 Hz / 230–240 V AC, 60 Hz Rated Operational Voltage (Ue): Up to 690 V AC Rated Operational Current: • AC‑3 (motor duty): ~50 A @ 415 V AC • AC‑1 (general use): ~85–100 A Rated Power (AC‑3 motor duty): ~25 kW @ 415 V AC, ~30 kW @ 500–690 V AC, ~15 kW @ 220–240 V AC Contacts Main Contacts: 3 NO (normally open) poles Auxiliary Contacts: 1 NO + 1 NC Contact Utilization: Suitable for AC‑3 motor loads and general AC switching Performance Conventional Free‑air Thermal Current (Ith): ~100 A Mechanical Endurance: Up to 10 million operating cycles Electrical Endurance: Rated for frequent load switching at specified AC ratings Mechanical Poles: 3 Dimensions (approx): 108 mm H × 82 mm W × 110 mm D Weight: ~1.05–1.16 kg Terminal Type: Screw terminals Protection Class: IP20 Environmental Operating Temperature: –40 °C to +70 °C Storage Temperature: –60 °C to +80 °C Maximum Operating Altitude: Up to 3000 m without derating Standards & Compliance Designed per IEC 60947‑4‑1 for contactors and motor starters Suitable for industrial motor control and power switching Typical Applications Three‑phase motor starters Industrial automation panels Power distribution contact switching HVAC and pump control systems Integration with overload relays and control logic