ABB T2H050TW Molded Case Circuit Breaker

Product Overview

The ABB T2H050TW is a low-voltage molded case circuit breaker (MCCB) designed for industrial and commercial low-voltage distribution systems, providing overload, short-circuit, and undervoltage protection. It features a compact design, simple operation, and can be used for manual or optional electric operation, offering reliable protection for circuits and equipment.

Technical Specifications

• Model: T2H050TW

• Product Type: Molded Case Circuit Breaker (MCCB)

• Rated Current: 50 A

• Rated Voltage: AC 415/440 V

• Breaking Capacity: Typically 10 kA (depends on configuration and conditions)

• Poles: 3 poles

• Short-Circuit Protection: Instantaneous / short-time overcurrent protection

• Overload Protection: Thermal-magnetic or electronic adjustable protection

• Operation Mode: Manual

• Mounting: Fixed or withdrawable (optional)

• Ambient Temperature: -5 °C … +40 °C

• Protection Degree: IP20/IP40 (depending on model and installation)

• Standards: IEC 60947-2

• Mechanical Life: ≥ 10,000 operations

Advantages and Features

1. Reliable Circuit Protection
   Provides overload, short-circuit, and undervoltage protection to ensure system and equipment safety.

2. Compact Design
   Space-saving, suitable for installation in distribution or control panels.

3. Easy Operation
   Manual operation is intuitive and allows rapid circuit disconnection.

4. High Durability
   Industrial-grade design with long mechanical life, suitable for frequent operation.

5. Safe and Compliant
   Complies with IEC standards for industrial electrical safety.

Typical Applications

• Low-voltage industrial distribution systems

• Factory power panels and distribution boards

• Commercial buildings and public facility distribution

• Motor and machinery protection

• Production line and general industrial power systems

Precautions

1. Ensure system voltage and current match the rated values of the breaker before installation.

2. Avoid high-temperature, high-humidity, or corrosive environments unless proper protection is applied.

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

4. Disconnect power before manual operation or maintenance to ensure safety.

5. Coordinate with other protective devices for selective protection.

The structure and details of the product：

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