H3CR-A-301 AC24-48/DC12-48

Series:	H3CR-A
Part Status:	Active
Lead Free Status / RoHS Status:	--
Relay Type:	Mechanical Relay
Moisture Sensitivity Level (MSL):	--
Function:	Programmable (Multi-Function)
Circuit:	DPDT (2 Form C)
Delay Time:	0.1 Sec ~ 600 Hrs
Contact Rating @ Voltage:	5A @ 250VAC
Voltage - Supply:	24 ~ 48VAC, 12 ~ 48VDC
Mounting Type:	Socketable
Termination Style:	Plug In, 11 Pin (Octal)
Timing Adjustment Method:	Hand Dial
Timing Initiate Method:	--

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Introduction to H3CR-A-301 AC24-48/DC12-48 Time Delay Relays

Time delay relays are used to control electrical circuits after certain time intervals, such as turning on and off machines in a controlled manner or keeping a motor running for a specified amount of time. One of the most reliable and versatile time delay relays is the H3CR-A-301 AC24-48/DC12-48. This article will provide an overview of its application field, working principle, and various features that make it an ideal choice for various applications.

Application Field of H3CR-A-301 AC24-48/DC12-48

The H3CR-A-301 AC24-48/DC12-48 time delay relay is commonly used in industrial and commercial settings for various applications, including industrial automation, control systems, lighting timers, and access control systems. This time delay relay is also used for controlling and maintaining electrically operated equipment such as condensers, pumps, motors, and compressors.

Working Principle of H3CR-A-301 AC24-48/DC12-48

The H3CR-A-301 AC24-48/DC12-48 time delay relay uses a specialized timer circuit which utilizes a magnetic coil, one or more relay contacts, and a switch. The magnetic coil is powered by an alternating current, usually from a transformer. When the current is applied, a magnetic field is created which causes the switch to close and make a connection with the relay contact. When the time delay is reached, the switch is opened and the connection is broken.The H3CR-A-301 AC24-48/DC12-48 time delay relay is designed to be adjustable via a dial located on the unit. This dials can be set to the desired time delay and can be adjusted to meet different requirements. This is particularly useful when time intervals need to be adjusted or when the desired time delay needs to be changed in the future.

Features of H3CR-A-301 AC24-48/DC12-48

The H3CR-A-301 AC24-48/DC12-48 time delay relay has a number of features that make it an ideal choice for various time delay applications. The unit is equipped with an adjustable timer circuit which makes it simple to customize the time delay to suit the user’s needs. In addition, the automatic reset feature prevents undesired reactivation of the time delay relay and enables a stable current control operation.The time delay relay is also capable of withstanding temperature ranges of up to 85C (185F). This is particularly useful in industrial settings as it makes the time delay relay suited to use in high-temperature environments such as engine rooms.The H3CR-A-301 AC24-48/DC12-48 time delay relay is also fitted with a switch which helps to protect the unit against thermal overloads. This is an ideal feature as it prevents the unit from being damaged should it experience temperatures that are too high.

Conclusion

The H3CR-A-301 AC24-48/DC12-48 is an extremely versatile and reliable time delay relay. It is ideal for a variety of industrial and commercial applications, including industrial automation, control systems, lighting timers, and access control systems. The unit features an adjustable timer circuit, the ability to withstand temperature ranges up to 85C (185F), and a switch which provides protection against thermal overloads. This makes the H3CR-A-301 AC24-48/DC12-48 an ideal choice for various time delay applications.

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