The CMA121 is an electromagnetic contactor from ABB’s extensive range of low-voltage power distribution and motor control solutions. It is designed to switch and control AC motors and other loads in industrial and commercial applications. The CMA121 contactor offers high performance, reliability, and ease of installation.
Product Parameters:
Voltage Ratings: Depends on the specific version and configuration, but typically rated for standard industrial voltages.
Current Ratings: Rated for the maximum continuous current that the contactor can safely carry.
Contact Configuration: Number and type of contacts (e.g., normally open, normally closed) for controlling different circuits.
Coil Voltage: The voltage required to energize the contactor’s coil, which activates the contacts.
Mechanical Life: The estimated number of operations before mechanical wear becomes significant.
Electrical Life: The estimated number of electrical operations before the contacts wear out.
Operating Temperature Range: The temperature range within which the contactor can operate safely.
Certifications: Complies with various safety and industry standards, such as CE, UL, and others.
Product Specification:
Dimensions: Length, width, and height of the contactor, including any mounting ears or terminals.
Weight: The mass of the contactor.
Mounting: How the contactor is mounted, such as on a DIN rail or panel.
Terminal Type: The type of terminals used for connecting wires, such as screw terminals or push-in terminals.
Contact Material: The material used for the contacts, which affects durability and conductivity.
Protection Rating: IP rating indicating the level of protection against dust and moisture.
Operating Environment: The specific conditions in which the contactor is designed to operate, including temperature, humidity, and vibration.
For detailed and official product information, including the product name, description, parameters, and specifications for the CMA121, it is recommended to visit the ABB official website or contact their customer service or technical support team directly. The provided information is general in nature and may not be entirely accurate without accessing the official product documentation.
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