| Allicdata Part #: | KRDB422-ND |
| Manufacturer Part#: |
KRDB422 |
| Price: | $ 50.74 |
| Product Category: | Industrial Controls |
| Manufacturer: | Littelfuse Inc. |
| Short Description: | RELAY TIME DELAY 1000S 10A 125V |
| More Detail: | Off-Delay Time Delay Relay SPDT (1 Form C) 10 Sec ... |
| DataSheet: |  KRDB422 Datasheet/PDF |
| Quantity: | 1000 |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| 1 +: | $ 46.12230 |
Specifications
| Series: | KRDB |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Relay Type: | Mechanical Relay |
| Moisture Sensitivity Level (MSL): | -- |
| Function: | Off-Delay |
| Circuit: | SPDT (1 Form C) |
| Delay Time: | 10 Sec ~ 1000 Sec |
| Contact Rating @ Voltage: | 10A @ 125VAC |
| Voltage - Supply: | 120VAC |
| Mounting Type: | Chassis Mount |
| Termination Style: | Quick Connect - 0.250" (6.3mm) |
| Timing Adjustment Method: | Screwdriver Slot |
| Timing Initiate Method: | Input Voltage, Trigger Signal |
Description
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Time Delay Relays have a long history of application in many different industrial and technical environments, from the automotive industry to the military. One of the most popular time delay relays is the KRDB422, a type of contact-operated time delay relay. The KRDB422 is designed to provide a delay-action mechanism when operated by an electrical contact, making it very useful for applications where in which a delayed reaction action must be initiated in order to receive a desired response.The KRDB422 is an efficient and reliable time delay relay designed to provide an adjustable contact-delay of up to one second when activated. The timer circuit itself is composed of a contact-releasing circuit, a set of components which determine the operating time, and an adjustable resistance. The contact-releasing circuit is composed of a signal-producing resistor, a power supply resistor, and a diode bridge. The signal producing resistor serves to generate the desired delay time, while the power supply resistor provides the necessary current to activate the diode bridge, which in turn supplies current to power the timer circuit. Adjusting the time delay is accomplished by adjusting the voltage passing through the power supply resistor. By increasing the voltage, the reaction time of the relay is increased. Decreasing the voltage shortens the duration of the time delay. Thus, the KRDB422 provides the user with an adjustable time delay determined by the amount of voltage passing through the power supply resistor. The KRDB422 is designed for use with a wide variety of contact-operated controls, such as switches, relays, and control panels. It is also used for controlling operations related to flow, pressure, timing, and level. Additionally, the KRDB422 is capable of providing a wide range of operating voltages, from low voltage to high voltage. Therefore, it can be used in a variety of industrial, electrical, and mechanical applications. Due to its versatility and ease of application, the KRDB422 is becoming increasingly popular in industrial and technical applications, such as process control, machine tool disconnection, and contact sequencing. Its time delay capabilities and adjustable voltage make it ideal for a wide range of industrial and technical operations. In sum, the KRDB422 is an efficient, reliable, and flexible time delay relay that can be applied to a variety of industries and applications. Its adjustable voltage and time delay circuitry make it an ideal solution for an extensive range of industrial operations, from process control to contact sequencing.
The specific data is subject to PDF, and the above content is for reference
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