HE3321A1200 LITTELFUSE Reed Relay

Review LITTELFUSE Reed Relay Each

The Littelfuse HE3321A1200 Reed Relay is a versatile switching solution designed for various applications requiring reliable on-off control. This particular model, with a switching voltage of 12 Volts DC and a switching current of up to 1 Ampere, is compact in size delivers high performance.

The HE3321A1200 Reed Relay utilizes a solid-state contacts design, offering several advantages: Fast switching speeds, long life, and minimal contact bounce. These characteristics make it suitable for use in a wide range of industrial and automotive control systems where high reliability and repeatability are essential.

With a compact size of 31.1mm x 21.2mm x 13.2mm (L x W x H), this relay is perfect for applications with limited space. It comes with an operating temperature range of -40 C to 85 C and a coil resistance of 150 Ohms, making it a dependable choice for both indoor and outdoor applications.

This connectorized version of the HE3321 Reed relay features two 7-pin terminals: one for the normally open (NO) and another for the normally closed (NC) contacts. This design enables easy wiring, reducing installation time and improving overall system efficiency. Ideal applications include: alarm systems, HVAC controls, power distributors, computer power supplies, test equipment, and many others.

The Littelfuse HE3321A1200 Reed Relay has a high isolation voltage (1500 Volts AC/500 Volts DC), ensuring safe operation even in demanding environments. Its inbuilt LED indicator shows the status of the contacts. This Reed relay is both RoHS and REACH compliant, thus contributing to your sustainable engineering practices.

By combining exceptional reliability, compact size, and cost-effectiveness, the Littelfuse HE3321A1200 Reed Relay is an optimal solution for various switching needs in multiple industries.

The Littelfuse HE3321A1200 Reed Relay is a commonly used electromechanical switching component with specific application in managing low power circuits. In this analysis, we will discuss the pros and cons of using this relay to help you make an informed decision on whether or not it is the right choice for your project.

1. Low Power Consumption: The HE3321A1200 Reed Relay is specifically designed to operate on low power, making it an excellent choice for battery-powered applications or projects where power is a concern. It can handle a maximum operating voltage of 250V AC or 30V DC with a coil power consumption of only 1.8 Watts.

2. Compact Design: With a small form factor, this relay can easily fit into confined spaces, making it ideal for various applications, including industrial automation, telecommunications, and medical equipment.

3. High Number of Contacts: The HE3321A1200 Reed Relay comes with a high contact rating, specifically a contact rating of 10,000 MCM (maximum continuous current) at 250V AC or 30V DC and can switch up to 120V AC or 28V DC at 1 Amp.

4. Long Life-Span: Due to its solid-state construction, the lifespan of the HE3321A1200 Reed Relay is considerably longer than that of traditional electromechanical relays.

5. High Switching Frequency: The relay can switch at a maximum operating frequency of 140 kHz, which is faster than most standard relays, making it a suitable option for applications that require quick switching action.

1. Limited Maximum Voltage: The HE3321A1200 Reed Relay can only handle a maximum operating voltage of 250V AC or 30V DC, making it unsuitable for applications that require handling high voltages.

2. Bipolar Coil: The relay requires an external power source for the coil, which can be a disadvantage in applications where having a separate power source for the coil is not an option.

3. Operating Temperature Limitations: The HE3321A1200 Reed Relay can only operate effectively within a certain temperature range, from -25 C to 70 C. In applications where extreme temperature conditions prevail, this may not be the best choice.

Based on the pros and cons discussed above, the Littelfuse HE3321A1200 Reed Relay can be an excellent option for low power applications where compact size and high-speed switching are required. It is also ideal for applications with a high number of contacts and long lifespan requirements. However, it is not recommended for applications that necessitate high operating voltages or extreme temperature conditions. Overall, the HE3321A1200 Reed Relay is a versatile and reliable switching component that can significantly enhance the functionality of various projects or devices.

Details:

He3321a1200 - reed relay 10 each:: Littelfuse #he3321a1200.

specifications genpurrelays:

• brand: Littelfuse
• mpn: He3321a1200

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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays