ABB BW340TPN 2CMA142408R1000 Enclosed Switch Disconnector

1. Product Overview

The ABB BW340TPN 2CMA142408R1000 is an enclosed switch disconnector designed for low-voltage distribution systems to safely isolate circuits manually. It provides reliable disconnection, ensuring operator safety during maintenance and inspection while maintaining system continuity and stability.

2. Main Technical Specifications (Typical)

• Model: BW340TPN / 2CMA142408R1000

• Product Type: Enclosed Switch Disconnector

• Rated Current: 125–400 A (depending on version)

• Rated Voltage: 690 V AC / 250 V DC

• Poles: 3P + N (3 poles + neutral)

• Short-Circuit Breaking Capacity: 50 kA (depending on version)

• Operation: Manual handle

• Mounting: Panel or wall mount

• Protection Class: IP65 (dust and water resistant)

• Operating Temperature: -25 ℃ to +60 ℃

• Material: Industrial-grade insulating enclosure, flame-retardant plastic

• Standards Compliance: IEC/EN 60947-3

3. Advantages and Features

• High Safety
  Enclosed structure and manual operation ensure operator safety during maintenance.

• Reliable Isolation
  Fully disconnects load circuits for safe isolation.

• High Protection
  IP65-rated, suitable for harsh indoor and outdoor environments.

• Easy Installation and Operation
  Modular design and manual handle operation facilitate panel or wall mounting.

• Durable and Reliable
  High-quality insulation materials and mechanical construction ensure long-term stable operation.

4. Applications

• Low-voltage distribution systems

• Industrial electrical control panels

• Motor Control Centers (MCC)

• Power distribution and transmission systems

• Industrial production lines and automation equipment

• HVAC systems and infrastructure electrical control

5. Precautions for Installation and Use

1. Verify Rated Parameters: Ensure the switch’s rated current and voltage match the circuit.

2. Mounting: Install securely and level according to instructions.

3. Handle Operation: Operate only in de-energized condition; avoid switching under load.

4. Environmental Conditions: Avoid high temperature, high humidity, corrosive environments, and mechanical shocks.

5. Regular Inspection: Check contacts, handle, and enclosure for proper operation.

6. Professional Setup: Installation and maintenance should be performed by qualified electricians.

The structure and details of the product：

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