ABB’s A30-30-10 AC contactor is a high-performance electrical control component used in industrial automation and power systems. The contactor adopts international advanced technology development, compact structure, full modular design, easy to install and maintain. It is mainly used for long-distance connecting and disconnecting circuits, especially for controlling the start, stop and reverse of AC motors.
Product parameter
Parameter item Value/Description
Brand ABB
Model A30-30-10
Rated voltage 690V (rated insulation voltage)
Rated operating voltage 380V (in AC-3 usage category)
Rated operating current 9A-400A (may vary according to the specific model)
Number of contacts 2 (main contacts)
Coil voltage 24/110/220/380V (various options, depending on the specific model)
Mechanical life of 1 million cycles (or more, depending on model and application)
Electrical life 5000 times (or more, depending on model and application)
Overall dimensions approx. 20mm (specific dimensions may vary by model and manufacturer)
Weight approx. 2kg (specific weight may vary by model and manufacturer)
Arc extinguishing mode Automatic arc extinguishing (A9-A300) or U-type arc extinguishing plate to form a closed arc extinguishing chamber (A26-A110)
Contact material resistant to fusion welding and electrical wear of silver-based alloy material
Core structure E-shaped structure, small volume
Two wiring modes are available: The two wiring ends are at the same end of the product or at both ends of the product
Product application
ABB’s A30-30-10 AC contactors are used in a wide range of industrial automation and power systems, especially where long-distance circuits need to be switched on and off. It is often used to control the start, stop, and reverse of AC motors, as well as to form a motor starter with other thermal relays or electronic protection devices to protect the circuit or AC motor from overload or phase-out. In addition, the contactor is suitable for motor control in sewage treatment plants, pumping stations, water purification plants, desalination, pumping stations and pipe networks, as well as thermal and ventilation, air conditioning, pumps, lifting equipment, lighting and power factor correction applications.
Brand introduction
ABB is one of the world’s leading companies in power and automation technology, providing solutions to customers in the industrial, energy, power, transportation and construction industries. ABB Group has operations in more than 100 countries around the world, is one of the global 500 companies, headquartered in Zurich, Switzerland. In China, ABB has a number of production bases and research and development centers, and actively participates in the construction of key national projects, such as the Three Gorges Power Station, the South-to-North Water Diversion project, and the west-to-east power transmission project. ABB adheres to the development strategy of “in China, for China and the world”, promotes the localization of technology research and development, and continuously improves local R&D and innovation capabilities through continuous investment and optimization of R&D layout. Its products and services have a high reputation for quality, reliability and technological innovation.
