ABB 1SDA100389R1 Molded Case Circuit Breaker

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Product Overview:
The ABB 1SDA100389R1 is a high-performance molded case circuit breaker (MCCB) designed to provide overload, short-circuit, and undervoltage protection in industrial and commercial power distribution systems. It features a robust structure and reliable operation, ensuring safe and stable power protection in various industrial environments. Suitable for main circuit protection in distribution cabinets, industrial equipment, and automation systems.

Technical Specifications:

• Model: 1SDA100389R1

• Type: Molded Case Circuit Breaker (MCCB)

• Poles: 3P

• Rated Current: 100 A

• Rated Operational Voltage: AC 415 V

• Breaking Capacity: 25 kA (AC)

• Mounting: Panel-mounted or DIN rail

• Mechanical Life: >10,000 operations

• Operating Temperature: -25–60°C

• Certification: CE, IEC 60947-2, UL

Advantages and Features:

1. High Reliability: Industrial-grade design ensures long-term stable operation.

2. High Breaking Capacity: Effectively protects circuits and equipment from overloads and short circuits.

3. Multi-Function Protection: Provides overload, short-circuit, and undervoltage protection.

4. Compact and Durable Design: Suitable for panel and distribution cabinet installation, space-saving.

5. Easy Operation: Handle operation allows quick switching on/off.

Applications:

• Industrial and commercial power distribution systems

• Protection of factory automation equipment

• Motor and load protection

• HVAC system power distribution

• Electrical substation and distribution equipment

Precautions:

1. Ensure rated current, voltage, and breaking capacity match the system before installation.

2. Avoid long-term operation in high humidity, high temperature, or corrosive environments.

3. Regularly inspect the breaker and wiring to ensure reliable protection.

4. Do not disassemble the breaker without authorization to prevent compromising performance and safety.

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