1SFL447002R1211 af140-30-11b-12 75kw/140 amp 48-130v 50/60hz-dc ABB Contactor

Why Choose the ABB AF140-30-22B-11 Contactor?

The ABB AF140-30-22B-11, part number 1SFL447002R1211, is a robust and highly efficient 3-pole industrial contactor designed for reliable switching and control of motors and power circuits in demanding industrial environments. As part of the proven ABB AF contactor range, this unit combines advanced electronic coil technology with excellent electrical durability and flexible installation capabilities.

ABB AF series contactors are engineered to improve operational reliability while reducing energy consumption and simplifying stock management. The integrated electronic coil supports a broad 24–60 V AC/DC control voltage range, allowing the same contactor to operate across multiple control systems while maintaining stable performance during voltage fluctuations and temporary dips.

With an operational current rating of 140 A AC-3 and motor switching capability up to 75 kW at 400 V AC, the AF140-30-22B-11 is ideal for controlling heavy-duty industrial motors, pumps, compressors, HVAC systems and automation machinery. Its integrated auxiliary contacts and compact panel-mounted design make it suitable for modern control cabinets and OEM machine building applications.

Key Advantages

• High-performance industrial contactor for motor and load switching.
• 24–60 V AC/DC wide-range electronic coil for flexible control integration.
• 140 A AC-3 operational current for demanding applications.
• Motor switching capability up to 75 kW at 400 V AC.
• 2 NO + 2 NC auxiliary contacts integrated as standard.
• Improved resistance to voltage fluctuations and dips.
• Compact and durable design for industrial automation systems.

Key Features

• ABB AF contactor series.
• Model: AF140-30-22B-11.
• Part number: 1SFL447002R1211.
• 3-pole contactor with 3 NO main contacts.
• Integrated 2 NO + 2 NC auxiliary contacts.
• 24–60 V AC/DC electronic coil.
• 690 V AC operational voltage.
• Suitable for motor starting and industrial power switching.
• Long mechanical and electrical operating life.
• Panel-mounted industrial construction.

Technical Specifications

• Manufacturer: ABB
• Series: AF Contactors
• Model: AF140-30-22B-11
• Part number: 1SFL447002R1211
• Product type: Industrial power contactor
• Number of poles: 3
• Main contacts: 3 NO
• Auxiliary contacts: 2 NO + 2 NC
• Rated operational current AC-3: 140 A
• Rated operational current AC-1: 200 A
• Motor power rating: 75 kW at 400 V AC
• Maximum operational voltage: 690 V AC
• Control voltage: 24–60 V AC/DC
• Frequency: 50 / 60 Hz
• Mounting type: Panel mounting
• Terminal type: Bar connection
• Protection rating: IP20 at coil terminals
• Dimensions (H × W × D): approx. 150 × 90 × 126 mm
• Weight: approx. 1.3 kg

Reliable Industrial Switching Performance

The ABB AF140-30-22B-11 is designed to provide reliable switching of motors and industrial loads in demanding automation systems. Industrial contactors play a vital role in safely controlling high-current electrical circuits while allowing automation systems to start, stop and protect connected equipment efficiently.

ABB AF contactors incorporate intelligent electronic coil technology that reduces power consumption and improves tolerance to unstable control voltages. This helps maintain consistent operation in industrial environments where voltage fluctuations can affect conventional contactors.

Typical Applications

• Industrial motor control systems.
• HVAC and ventilation equipment.
• Conveyor and material handling systems.
• Pumps and compressors.
• Machine building and OEM automation.
• Industrial power switching and distribution systems.

Trusted by Industrial Engineers Worldwide

ABB AF contactors are trusted throughout manufacturing, automation and machine building industries for dependable switching performance, flexible control integration and long operational life.