ABB 1SDA062866R1 circuit breaker

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Product Overview:

The ABB 1SDA062866R1 is a high-performance Air Circuit Breaker (ACB) from the ABB Emax series, designed for medium and low-voltage power distribution systems. It provides reliable protection against overloads, short circuits, and under-voltage faults. With intelligent protection, high breaking capacity, and modular construction, it ensures maximum safety and reliability for electrical systems under all operating conditions.

Technical Specifications:

• Model: 1SDA062866R1

• Brand: ABB

• Type: Air Circuit Breaker (ACB)

• Rated Current (In): 1600 A

• Rated Voltage (Ue): 690 V AC

• Rated Insulation Voltage (Ui): 1000 V

• Breaking Capacity (Icu): 65 kA @ 415 V AC

• Rated Frequency: 50/60 Hz

• Mechanical Life: ≥ 10,000 operations

• Electrical Life: ≥ 5,000 operations

• Operation Mode: Manual / Motorized

• Mounting Type: Fixed / Withdrawable

• Protection Types: Overload, Short-circuit, Under-voltage, Earth fault

• Protection Unit: Ekip Touch / Ekip Hi-Touch (optional)

• Operating Temperature: -5°C to +70°C

• Standards Compliance: IEC 60947-2

Features and Advantages:

1. High Breaking Capacity and Reliability: Rated up to 65 kA for enhanced safety during fault conditions.

2. Intelligent Protection: Equipped with Ekip series electronic trip units for advanced protection and monitoring.

3. Modular Design: Easy maintenance and upgrade with replaceable components.

4. Enhanced Safety: Mechanical and electrical interlocks prevent improper operation.

5. Energy Efficiency: Optimized conductive paths reduce power losses.

6. Communication Ready: Supports Modbus, Profibus, and Ethernet protocols for remote monitoring and control.

Applications:

• Industrial and manufacturing power distribution systems

• Power plants and substations

• Data centers and critical infrastructure

• Petrochemical, metallurgy, and mining industries

• Commercial and high-rise building electrical systems

• Energy and renewable power systems

Precautions:

1. Verify compatibility of voltage, current, and breaking capacity before installation.

2. Regularly inspect contacts and insulation for wear or damage.

3. Maintain a clean, dry environment to ensure reliable performance.

4. Follow safety procedures; do not connect or disconnect under load.

5. When using an intelligent trip unit, ensure communication parameters match system settings.

6. Use only ABB-certified components and accessories for optimal safety and reliability.

The structure and details of the product：

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