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AF1350-30

The ABB AF1350-30 is a heavy-duty three-pole power contactor designed for switching and controlling high-power electrical loads, including large three-phase motors and industrial power circuits. It belongs to ABB’s AF series, featuring electronically controlled coils that provide stable performance over a wide control-voltage range. The contactor incorporates built-in surge protection, reduced coil power consumption, and improved reliability under voltage fluctuation conditions.

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Technical Parameters General Product type: 3-pole power contactor Main contacts: 3 NO Auxiliary contacts: 1 NO + 1 NC Mounting type: Fixed, block-type Application: Motor control, power switching, industrial loads Coil / Control Circuit Rated control voltage (Uc): 100–250 V AC (50/60 Hz) / 100–250 V DC Coil technology: AF electronic wide-range coil Built-in surge suppression: Yes Main Circuit Ratings Rated operational voltage (Ue): Up to 1000 V AC Rated insulation voltage (Ui): 1000 V Impulse withstand voltage (Uimp): 8 kV Current Ratings AC-1 (resistive load): approx. 1350 A AC-3 (motor duty): approx. 800–860 A depending on voltage Rated motor power: ~475 kW @ 400 V up to ~800 kW @ 690 V Withstand Ratings Short-time withstand current (Icw): 8000 A for 10 seconds 6000 A for 30 seconds Mechanical / Environmental Mechanical endurance: approx. 500,000 operations Operating temperature: −25°C to +50°C (typical) Storage temperature: −40°C to +70°C Degree of protection: IP20 (terminals), body per standard industrial rating Design Features Electronic wide-range coil tolerant of fluctuations Low power consumption Modular accessory compatibility Pre-mounted main circuit bars and auxiliary contacts