ABB OTP63B3M Enclosed Switch Disconnector

Product Overview

The ABB OTP63B3M is an enclosed switch disconnector designed for low-voltage distribution systems, providing safe circuit isolation and load switching. It features a compact structure and high protection degree, suitable for installation in distribution panels or industrial sites, ensuring reliable protection for operators and equipment.

Technical Specifications

• Model: OTP63B3M

• Product Type: Enclosed Switch Disconnector

• Rated Current: 63 A

• Rated Voltage: AC 400/415 V

• Rated Short-Circuit Breaking Capacity: Typically 6 kA (depends on configuration and installation)

• Poles: 3 poles

• Operation Mode: Manual

• Mounting: Enclosed panel or wall-mounted

• Protection Degree: IP65 (dust and water resistant)

• Ambient Temperature: -25 °C … +40 °C

• Mechanical Life: ≥ 10,000 operations

• Standards: IEC 60947-3

Advantages and Features

1. Safe and Reliable
   Enclosed design prevents accidental contact and ingress of dust or water, enhancing operational safety.

2. Easy Operation
   Manual operation allows clear and convenient load switching and circuit isolation.

3. High Protection Level
   IP65 rated, suitable for indoor and outdoor industrial environments, including humid conditions.

4. Compact Modular Design
   Space-saving design enables flexible installation within distribution systems.

5. Durable Industrial Construction
   Designed for frequent, long-term operation in industrial settings.

Typical Applications

• Low-voltage industrial distribution systems

• Motor Control Centers (MCC)

• Pumps, fans, and compressor control

• Public buildings and infrastructure projects

• Production lines and machinery circuit isolation

Precautions

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

2. Avoid installation in high-temperature, high-vibration, or corrosive environments.

3. Verify safe load switching operations in accordance with operating procedures.

4. Regularly inspect the operating mechanism and terminals for long-term reliable operation.

5. Avoid overload operation; ensure the switch is used within rated conditions.

The structure and details of the product：

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