ABB 1SFL647001R7011 DC contactor

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Product Model

ABB 1SFL647001R7011 DC Contactor

Product Overview

The ABB 1SFL647001R7011 is a high-performance DC contactor from the ABB AF Series, designed for reliable switching and control of DC circuits. It features ABB’s advanced electronic coil technology, allowing operation over a wide voltage range with reduced energy consumption and enhanced reliability. With a compact design, large contact capacity, and long mechanical life, it is ideal for demanding applications such as battery energy storage systems, solar inverters, electric vehicles, and industrial automation.

Technical Specifications

• Model: 1SFL647001R7011

• Series: ABB AF Series

• Type: DC Contactor

• Rated Operational Voltage: 1000 V DC

• Rated Operational Current: 400 A (DC-1), 300 A (DC-3)

• Control Coil Voltage: 220–240 V AC/DC (wide-range electronic coil)

• Poles: 2 main contacts (2 NO)

• Auxiliary Contacts: 1 NO + 1 NC

• Rated Insulation Voltage (Ui): 1000 V

• Electrical Life: ≥ 100,000 operations (at rated load)

• Mechanical Life: ≥ 1,000,000 operations

• Mounting: Panel or DIN rail mounting

• Protection Class: IP20

• Operating Temperature: –40 °C … +70 °C

• Coil Power Consumption: Pickup ~3 W / Holding ~1 W

• Certifications: CE, UL, IEC 60947-4-1, RoHS

Advantages & Key Features

1. Wide control voltage range: Operates at 220–240 V AC/DC with stable performance.

2. High DC switching capability: Reliable breaking up to 1000 V DC.

3. AF electronic coil technology: Reduces energy usage and prevents coil failure due to voltage fluctuation.

4. High reliability and long life: Over 1 million mechanical operations.

5. Compact design: Saves space and simplifies installation.

6. Low noise operation: Suitable for noise-sensitive applications.

7. Accessory compatibility: Supports auxiliary contact blocks and surge suppressors.

Application Areas

• DC power distribution systems

• Battery energy storage systems (BESS)

• Solar photovoltaic (PV) systems

• Electric vehicle (EV) charging stations

• DC motor control and drives

• Industrial automation panels and systems

Precautions

1. Verify that control and operating voltages match system requirements before installation.

2. Always disconnect power before wiring or maintenance.

3. Mount in the proper orientation for optimal heat dissipation.

4. Inspect contact condition periodically to prevent welding or oxidation.

5. Do not exceed rated current or voltage levels.

6. Apply additional protection for high-temperature or vibration-prone environments.

The structure and details of the product：

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