ABB S6H600EW Molded Case Circuit Breaker

Product Overview

The ABB S6H600EW is a high-performance molded case circuit breaker (MCCB) designed for low-voltage power systems, providing overload, short-circuit, and undervoltage protection. It is suitable for industrial, commercial, and infrastructure power distribution systems, offering reliable circuit protection and isolation, with options for manual or electric operation.

Technical Specifications

• Model: S6H600EW

• Product Type: Molded Case Circuit Breaker (MCCB)

• Rated Current: 600 A

• Rated Voltage: AC 415/440 V

• Breaking Capacity: Typically 50 kA (depends on configuration and conditions)

• Poles: 3 or 4 poles

• Short-Circuit Protection: Instantaneous / short-time adjustable

• Overload Protection: Thermal-magnetic or electronic adjustable protection

• Operation Mode: Manual, optional electric operation

• Mounting: Withdrawable or fixed

• Ambient Temperature: -5 °C … +40 °C

• Protection Degree: IP40/IP54 (depending on model and mounting)

• Standards: IEC 60947-2

• Mechanical Life: ≥ 10,000 operations

Advantages and Features

1. High Breaking Capacity
   Rapidly interrupts circuits to effectively protect against overload and short circuit.

2. Comprehensive Protection
   Provides overload, short-circuit, undervoltage, and loss-of-voltage protection for complex industrial power requirements.

3. Modular Design
   Withdrawable or fixed installation for easy maintenance and replacement, reducing downtime.

4. Safe and Reliable
   Robust construction suitable for industrial environments, with support for remote operation and system integration.

5. Industrial-Grade Durability
   Long mechanical life, vibration-resistant, dustproof, and corrosion-resistant.

Typical Applications

• Low-voltage industrial distribution systems

• Factory main distribution and power panels

• Data centers and critical load protection

• Commercial and public building distribution systems

• Industrial machinery and production line power protection

Precautions

1. Ensure system voltage, current, and breaking capacity meet requirements before installation.

2. Avoid installation in high-temperature, high-humidity, or corrosive environments unless additional protection is applied.

3. Regularly inspect operating mechanisms and terminals to ensure reliable operation.

4. Disconnect power before manual operation or maintenance for safety.

5. Coordinate with other protective devices to ensure selective protection.

The structure and details of the product：

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