ABB OT40F4N2 1SCA104932R1001 non-fuse switch disconnector

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1. Product Overview

The ABB OT40F4N2 1SCA104932R1001 is a high-performance non-fuse switch disconnector designed for low-voltage distribution systems to safely isolate and control circuits.
The switch provides manual operation for quickly disconnecting circuits or loads, ensuring safety during maintenance. Its compact design allows panel or DIN rail mounting and is widely used in industrial, commercial, and building electrical systems.

2. Main Technical Specifications

3. Advantages and Features

1. Reliable Isolation
   Ensures safe disconnection of load circuits to protect personnel and equipment.

2. Compact and Durable
   Small footprint, suitable for panel or DIN rail mounting, long mechanical life.

3. Manual Quick Operation
   Rotary handle allows fast disconnection or reconnection of circuits.

4. High Electrical Safety
   Supports AC 690V voltage and 10 kA short-circuit capacity.

5. Industrial and Commercial Use
   Suitable for low-voltage distribution systems in industrial, commercial, and building applications.

4. Typical Applications

• Industrial low-voltage distribution systems

• Motor control and protection circuits

• Commercial and building electrical distribution

• Control panels and distribution cabinets

• Production line and machinery operational protection

Used for circuit isolation, manual operation, and maintenance safety.

5. Installation and Usage Notes

1. Verify the switch’s rated current matches the system load before installation.

2. Disconnect power before wiring or maintenance to prevent electric shock or equipment damage.

3. Install in a dry, well-ventilated environment, avoiding dust and moisture.

4. Periodically check the switch operation and mechanical components to ensure reliability.

5. Maintenance and operation should be performed by qualified electrical personnel.

The structure and details of the product：

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