CC18SD24

Termination Style:	Screw Terminal
Coil Resistance:	--
Coil Power:	--
Release Time:	4ms
Operate Time:	35ms
Contact Material:	--
Turn Off Voltage (Min):	2.4 VDC
Turn On Voltage (Max):	16.8 VDC
Operating Temperature:	-5°C ~ 60°C
Series:	CC
Features:	Auxiliary Contacts
Switching Voltage:	690VAC - Max
Contact Rating (Current):	18A
Contact Form:	3PST-NO (3 Form A)
Coil Voltage:	24VDC
Mounting Type:	Chassis Mount, DIN Rail
Part Status:	Active
Packaging:	Bulk

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Contactors (Electromechanical)

Contactors are electromechanical electrical devices that are used to switch high current electrical circuits. The CC18SD24 contactor is one type of contactor typically used in residential and commercial applications. This article will discuss the application fields and working principle of the CC18SD24 contactor in detail.

Application Fields

The CC18SD24 contactor is a single-phase contactor designed for use in residential and commercial applications. Some common applications of the CC18SD24 contactor are motor control, lighting, and HVAC systems. The contactor can be used to control the high-current circuits in these applications by providing an insulated connection between the low-voltage control circuits and the high-voltage load.The CC18SD24 contactor is rated for up to 24 amps of current and up to 600 volts of voltage. This makes the contactor suitable for small motors, HVAC systems, lighting circuits, and other light commercial applications. The contactor features an AC coil for operation and is available in several sizes and environmental ratings.

Working Principle

The CC18SD24 contactor operates by using an electromagnetic force to open and close the contacts. When the contactor is energized, a magnetic field is created by the AC coil, which causes the contacts to move toward each other.When the current is cut off, the magnetic field is reduced, the contacts spring back into their original positions, and the contactor is open. This process is known as a “make-break” operation and is the fundamental principle behind the operation of contactors.The CC18SD24 contactor is designed with two types of contacts: normally open (N.O.) and normally closed (N.C.). The N.O. contact opens when the contactor is energized, while the N.C. contact closes when the contactor is energized. Both N.O. and N.C. contacts can be combined in a single contactor.The CC18SD24 contactor also has environmental protection features. It is equipped with an internal arc-fault interrupter (AFI) to protect against electrical arcs and ensure the safety of the connected equipment. The contactor is also temperature-rated to prevent overheating and premature failure in high-temperature environments.

Conclusion

The CC18SD24 contactor is an electromechanical electrical device used to switch high-current circuits in residential and commercial applications. It features an AC coil for operation and is rated for up to 24 amps of current and up to 600 volts of voltage. The contactor operates by using an electromagnetic force to open and close the contacts. It is designed with two types of contacts, normally open and normally closed, and has environmental protection features.

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