H3DKZ-A2A DC12

Series:	H3DKZ
Part Status:	Active
Lead Free Status / RoHS Status:	--
Relay Type:	Mechanical Relay
Moisture Sensitivity Level (MSL):	--
Function:	On-Delay
Circuit:	DPDT (2 Form C)
Delay Time:	0.1 Sec ~ 1200 Hrs
Contact Rating @ Voltage:	5A @ 250VAC
Voltage - Supply:	12VDC
Mounting Type:	DIN Rail
Termination Style:	Screw Terminal
Timing Adjustment Method:	Screwdriver Slot
Timing Initiate Method:	Input Voltage

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Time Delay Relays

Time Delay Relays are special types of relays used in control and automation applications where it is necessary to delay or synchronize various electrical signals. A classic example is the use of time delay relays to control a motor starter, ensuring it has had sufficient time to close before allowing a reversal. In such systems, these relays act like a kind of electrical watchdog, ensuring the motors and other machinery can operate safely and within the correct parameters. The H3DKZ-A2A DC12 is a popular type of Time Delay Relay that is widely used in various types of control and automation applications. Its versatile design allows it to be used in a variety of different environments, ranging from industrial applications to home appliance automation. There are two different models of the H3DKZ-A2A DC12 available on the market, a single-pole version and a double-pole version. The H3DKZ-A2A DC12 is a programmable time delay relay, meaning that its timing sequence can be altered using the built-in programming function.The H3DKZ-A2A DC12 is suitable for use in a wide range of applications, including motor starters, control panels, door interlocks, air conditioners, exhaust fans, commercial freezers, and car washes. It also works well in home automation systems, such as lighting control and automated curtains. The H3DKZ-A2A DC12 has a wide input voltage range of 6 to 24 volts, with a power output of up to 10 Amps. It features a flexible range of timing settings from 0.1 seconds to 100 hours, allowing it to be used in a variety of control and automation applications. There is also a multi-voltage version available that has the ability to operate from both 12V and 24V AC/DC sources. The working principle of the H3DKZ-A2A DC12 is fairly simple. When the power supply is connected to the relay, it is in an idle state, waiting for a trigger signal. When the trigger signal is received, the timer begins a countdown process. After the set time has elapsed, the relay is switched on, allowing current to flow through the coil. When the set time has passed, the relay is switched off, returning the unit to its idle state and stopping the flow of current. As mentioned before, the timing sequence can be altered using the built-in programming function, allowing users to adjust the H3DKZ-A2A DC12 to suit their particular needs. In addition to being used as a traditional time delay relay, the H3DKZ-A2A DC12 can also be used as an emergency stop switch, providing a failsafe mechanism in the event of a system fault. Emergency stop switches are essential for any system that involves delicate equipment, as they can be used to shut down the system and prevent further damage from occurring. The H3DKZ-A2A DC12 is capable of responding to emergency stop signals, making it an ideal choice for systems that require reliable emergency stop capability. Overall, the H3DKZ-A2A DC12 is a reliable and affordable time delay relay that is suitable for a wide range of applications. Its flexible timing settings, wide voltage range, and emergency stop capability make it an ideal choice for those who require a reliable and cost-effective solution for controlling and automating a variety of devices and systems.

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