JK1A-9V

Series:	JK
Packaging:	Bulk
Part Status:	Obsolete
Relay Type:	General Purpose
Coil Type:	Non Latching
Coil Current:	22.0mA
Coil Voltage:	9VDC
Contact Form:	SPST-NO (1 Form A)
Contact Rating (Current):	3A
Switching Voltage:	250VAC, 110VDC - Max
Turn On Voltage (Max):	7.2 VDC
Turn Off Voltage (Min):	0.45 VDC
Operate Time:	4ms
Release Time:	2ms
Features:	Sealed - Fully
Mounting Type:	Through Hole
Termination Style:	PC Pin
Operating Temperature:	-40°C ~ 70°C
Contact Material:	Silver Alloy
Coil Power:	200 mW
Coil Resistance:	405 Ohms

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Introduction

The JK1A-9V is a power relay with an operating current rating of over 2 Amps. It is primarily designed to provide control for resistive applications such as lighting and heating. It is primarily used when the load’s current rating exceeds 2 Amps.

Application Field

The JK1A-9V power relay is most commonly used in applications requiring control of resistive loads such as lighting and heating. It is designed to provide control in applications ranging from a few watts up to 660 watts. Its compact size and easy connection scheme makes it an ideal solution for applications in industrial settings, including factory automation.

Working Principle

The JK1A-9V power relay is a solid-state type of relay. It works by using a photo-transistor to detect an incident beam of light from an infrared diode and turn on a relay. During operation, the diode emits an infrared beam, which is detected by the photo-transistor when the load is turned off. This triggers the relay, which in turn switches off the load.

Advantages

One of the main advantages of the JK1A-9V power relay is its relatively high operating voltage. It can handle both AC and DC currents up to 600V. This makes it an ideal solution for applications where a high voltage source is available. Additionally, it also has an extended operating temperature range of -20°C to +90°C, making it suitable for applications with extreme climates.It is also notable for its low operating current, which is typically less than 0.5 Amps. This significantly reduces the amount of power consumed when it is in operation. As a result, it reduces power bills and extends the life of equipment.

Conclusion

The JK1A-9V power relay is an ideal solution for resistive applications that require control of AC and DC loads up to 600V. It is a solid-state type of relay, with a low operating current and extended operating temperature range of -20°C to +90°C. Additionally, its compact size and easy connection scheme make it a popular choice for industrial applications.

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