Schneider Electric Acti9 iCTK50 Modular Contactor A9C40225, 25A, 2NO, 230/240V AC

The Schneider Electric Acti9 iCTK50 modular contactor is a high-quality switching device engineered for efficient electrical distribution in both residential and commercial environments. This compact unit is specifically designed to handle electrical loads up to 25A, providing reliable performance for various building automation tasks. With its 2 normally open (NO) contacts and operation at 230/240V AC, it serves as a robust solution for managing power circuits in modern electrical installations.

Advantages

This modular contactor stands out due to its compact design, which saves valuable space within electrical distribution boards. Its fixed configuration ensures a straightforward installation process, reducing the time and complexity required for setup. The device is built to the high standards of the Schneider Electric Acti9 range, offering durability and consistent switching performance for lighting, heating, and ventilation systems. By focusing on essential functionality, it provides a cost-effective and reliable solution for standard switching requirements.

Suitable for

• Control of lighting circuits in residential buildings
• Management of heating systems in commercial spaces
• Operation of ventilation and air conditioning units
• General electrical load switching in distribution boards

When it may not be suitable

This contactor is not suitable for applications requiring auxiliary contact expansion, as it features a fixed design that does not support additional modules. It is also intended for standard AC voltage systems and should not be used in environments exceeding its rated current or voltage specifications.

Key specifications

• Rated current: 25A
• Contact configuration: 2 normally open (NO)
• Operating voltage: 230/240V AC
• Frequency: 50Hz
• Mounting type: DIN rail

How to use

The contactor is designed for mounting on a standard DIN rail within an electrical distribution cabinet. Ensure that the power supply is disconnected before beginning the installation. Connect the control circuit wires to the coil terminals and the load circuit wires to the power terminals according to the wiring diagram. Once securely mounted and connected, verify that all terminal screws are tightened to the specified torque to ensure a reliable electrical connection.

What to consider before purchase

• Verify that the 25A current rating is sufficient for your specific load requirements.
• Confirm that the 2NO contact configuration meets your control logic needs.
• Ensure there is adequate space on the DIN rail within your distribution board.
• Note that this model does not support the addition of auxiliary contacts.

Usage recommendations

For optimal performance and safety, always ensure that the contactor is installed by a qualified electrician in accordance with local electrical regulations. Regularly inspect the terminal connections to maintain system integrity.