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• • • ABB 1SDA054926R1 Rotary Handle — Product Description

      1. Product Overview

      The ABB 1SDA054926R1 is a rotary handle designed for ABB molded case circuit breakers (MCCB) and distribution panels. It allows manual ON/OFF operation of the breaker from outside the panel. The handle is robust, intuitive, and ensures safe operation while preventing accidental switching. Suitable for industrial, commercial, and infrastructure distribution systems.

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      2. Technical Specifications

      • Model: 1SDA054926R1

      • Type: Rotary Handle

      • Applicable Breakers: ABB MCCB 1SDA series

      • Operation: Manual rotary ON/OFF

      • Mounting: External panel mounting, lockable

      • Material: High-strength engineering plastic and metal

      • Protection Class: IP40 (up to IP54 when installed inside panel)

      • Operating Temperature: -25°C ~ +70°C

      • Dimensions: ~120 mm × 40 mm × 35 mm

      • Weight: ~0.15 kg

      • Safety Features:

        • Lockable to prevent accidental operation

        • Clear ON/OFF indication

        • Protection against accidental contact during operation

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      3. Features & Advantages

      1. Intuitive and safe operation

         • Clear rotational direction and status indicators

         • Lockable to prevent unintended switching

      2. Durable construction

         • High-strength plastic and metal for wear and impact resistance

         • Long life, suitable for industrial environments

      3. Easy installation

         • Panel-mounted and quick locking

         • Compatible with ABB 1SDA series MCCBs

      4. High adaptability

         • Suitable for various industrial and commercial panels

         • Can be combined with auxiliary accessories

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      4. Typical Applications

      • Industrial distribution panels

      • Commercial and large building power systems

      • Motor and equipment control panels

      • Automation production line panels

      • Energy management and infrastructure distribution

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      5. Precautions

       

      • Ensure compatibility with the corresponding breaker model before installation

      • Secure the handle to prevent panel loosening

      • Avoid use in high-humidity, corrosive, or high-impact environments

      • Regularly check the locking function to ensure safety

      • Only perform maintenance or removal with power off

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