Schneider Electric iSW-NA Modular Switch Disconnector 40A 2P

The Schneider Electric iSW-NA modular switch disconnector is a professional-grade device engineered for the reliable isolation of electrical circuits. Designed for low-voltage distribution systems, this 2-pole switch provides a secure way to disconnect power, ensuring safety during maintenance or system reconfiguration. Its robust construction and high-quality components make it a dependable choice for managing electrical loads in various environments.

Advantages

This switch disconnector offers exceptional durability and consistent performance under standard operating conditions. Its modular design allows for seamless integration into existing electrical panels and distribution boards, simplifying the installation process for professionals. By providing a clear and positive disconnection of circuits, it enhances overall system safety and operational control, meeting the rigorous standards expected from Schneider Electric equipment.

Suitable for

• Residential electrical distribution boards
• Commercial building power management systems
• Industrial low-voltage control panels
• Safe isolation of electrical circuits during maintenance

When it may not be suitable

This device is not intended for use as a circuit breaker or for protection against overcurrent and short-circuit faults. It does not provide automatic tripping functions and should be installed in conjunction with appropriate protective devices like fuses or miniature circuit breakers.

Key specifications

• Rated current: 40A
• Number of poles: 2
• Mounting type: DIN rail
• Modular design for standard enclosures
• Operational voltage suitable for low-voltage systems

How to use

The switch disconnector is designed for mounting on a standard DIN rail within an electrical distribution enclosure. Installation should be performed by a qualified electrician in accordance with local electrical codes. Once installed, the device is operated manually via the front-facing toggle to open or close the circuit. Ensure the switch is in the off position before performing any maintenance on the downstream electrical equipment.

What to consider before purchase

• Verify that the 40A rating is sufficient for your specific load requirements
• Ensure the 2-pole configuration matches your circuit topology
• Confirm available space on the DIN rail within your distribution board
• Check compatibility with existing enclosure dimensions

Usage recommendations

Always ensure the switch is fully engaged in the desired position. Regularly inspect the terminals for tightness and ensure the device remains free of dust and moisture to maintain optimal electrical contact and longevity.