ABB 1SFL527002R1322 Three-phase contactor

1. Product Overview

ABB 1SFL527002R1322 is a high-performance three-phase contactor from the ABB AF series, designed for heavy-duty motor control and industrial applications. With its electronic coil technology and wide AC/DC control voltage range, it offers excellent reliability, long service life, and strong adaptability to harsh environments.

2. Technical Specifications

• Model: 1SFL527002R1322

• Series: ABB AF Series

• Type: Three-phase, 3-pole contactor

• Main Poles: 3

• Auxiliary Contacts: 2 NO + 2 NC

• Rated Operational Voltage (Main Circuit):

  • Up to 1000 V (IEC)

  • Up to 600 V (UL)

• Control Voltage (Coil): 100–250 V AC / DC, 50/60 Hz

• Rated Operational Current:

  • AC-1: up to approx. 275–350 A

  • AC-3: approx. 205 A at 380–440 V

• Rated Motor Power (AC-3):

  • 110 kW at 380–400 V

  • 132 kW at 1000 V

• Mechanical Life: approx. 5,000,000 operations

• Coil Consumption:

  • AC holding: approx. 7 VA

  • DC holding: approx. 2.5 W

• Ambient Temperature Range: –40 ℃ to +70 ℃

• Short-time Withstand Capability: suitable for high short-circuit industrial applications

• Connection Capacity:

  • Copper conductors: 2 × 50–120 mm²

  • Aluminum conductors: 1 × 95–185 mm²

• Mounting: Panel mounting

• Weight: approx. 2.4 kg

3. Advantages & Features

1. Wide Control Voltage Range
   One coil supports multiple AC/DC voltages, simplifying system design.

2. High Power Handling Capability
   Ideal for controlling large motors and heavy loads.

3. Long Mechanical Life
   Designed for frequent switching and long-term operation.

4. Excellent Environmental Resistance
   Reliable performance in demanding industrial environments.

5. Low Energy Consumption
   Electronic coil technology reduces power consumption and heat generation.

6. Flexible Expansion
   Compatible with a wide range of accessories and auxiliary devices.

4. Typical Applications

• High-power motor control

• Industrial automation systems

• Power distribution and energy management

• Heavy machinery and industrial equipment

• HVAC systems

• Pumps, fans, and compressors

• Building electrical and infrastructure projects

5. Important Notes

• Always disconnect power before installation or maintenance.

• Use appropriate protective devices according to the load conditions.

• Do not exceed rated current, voltage, or temperature limits.

• Inspect contacts regularly for wear or damage.

• Ensure proper wiring size and tightening torque during installation.

The structure and details of the product：

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