This product page details the versatile power contactor, a reliable 3-pole switching device designed for motor control and power switching applications. Rated for 7.5KW at 400V with an 18A current capacity, this contactor features a 230VAC control coil, three main normally open power contacts, and auxiliary contacts (1NO+1NC) with screw terminals for industrial and commercial control systems.
Overview of the Power Contactor
The 3-pole power contactor serves as an essential component in electrical control systems for various applications. Because it combines reliable power switching with straightforward control integration, it offers an ideal solution for motor control, heating systems, and other applications where frequent operation and long service life are important considerations.
Key Features and Technical Specifications
This contactor is engineered for both performance and durability. Therefore, here are its essential characteristics:
- Power Rating: 7.5KW at 400V for three-phase systems
- Current Capacity: 18A continuous current rating
- Poles: 3-pole configuration for three-phase applications
- Coil Voltage: 230VAC for direct mains control operation
- Main Contacts: 3 normally open (NO) power contacts
- Auxiliary Contacts: 1 NO + 1 NC for control circuit signaling
- Terminals: Screw terminals for secure, reliable connections
- Mounting: Standard DIN rail or panel mounting options
Typical Applications and Use Cases
The specific rating of this power contactor makes it suitable for various electrical applications. For example, it is commonly used for:
- Three-phase motor control (up to 10HP applications)
- Industrial and commercial pump control systems
- Heating system power switching
- HVAC system compressor and fan control
- Manufacturing equipment power distribution
- Lighting control system power switching
- Process control system component operation
For complete motor control solutions, explore our range of compatible overload relays and motor protection devices designed to work with power contactors.
Why Choose This Power Contactor?
Selecting this specific power contactor provides significant advantages for electrical control applications. Firstly, the 7.5KW rating at 400V ensures reliable operation with standard three-phase loads commonly found in commercial and industrial settings. Secondly, the 230VAC coil voltage allows direct connection to standard mains voltage without requiring additional control transformers, simplifying system design and reducing installation costs. Consequently, you achieve robust power control with straightforward installation for a wide range of electrical applications.
Installation and Wiring Guidelines
Proper installation of this power contactor is essential for optimal performance and safety. Mount the contactor securely on a DIN rail or panel, ensuring adequate clearance for ventilation and maintenance. Use appropriate cable sizes for the 18A rating and ensure all screw terminal connections are tight and secure. Furthermore, the 230VAC coil can be connected directly to standard mains voltage, but always include appropriate overload protection and control circuit safety measures according to local electrical codes and regulations.
For detailed technical specifications and application guidelines, consult the comprehensive Schneider Electric contactor technical documentation.
Enhance Your Electrical Control System Today
In summary, this 3-pole power contactor with its 7.5KW rating and 230VAC coil represents a versatile and reliable solution for various electrical control applications. Finally, by incorporating this robust contactor into your control systems, you ensure reliable operation, enhanced safety, and long service life for your commercial and industrial electrical applications.
