MH3817-1 OLYMPIC Relay

Review OLYMPIC Electromagnetic Relay

The Olympic MH3817-1 is a versatile and reliable 1-Form-A relay designed for various applications, particularly in industrial automation and control systems. This opto-isolated relay ensures the highest safety standards by maintaining electrical isolation between the control circuit and the load circuit.

The MH3817-1 is a 5V DC operated relay with a current capacity of 10A at 250V AC or 30V DC for the coil and 15A at 250V AC for the contacts. It features a compact size of 32mm x 20mm x 12mm (LxWxH) and a low profile design that allows easy installation in confined spaces. The relay's contacts are rated for a contact life of 1 million cycles, ensuring long-lasting performance and reliability.

The optical isolation provided by the relay ensures that no electrical noise or interference is transmitted between the control and load circuits. This is particularly important in applications where electrical isolation is critical for system functionality and safety. The MH3817-1 also features a built-in diode to protect against inductive loads and prevent voltage spikes that could potentially damage other components in the system.

The relay comes with a transparent window that allows visual indication of the relay's status. When the control signal is applied, the LED inside the window illuminates, indicating that the relay is active and the contacts are closed. The relay also comes with a screw terminal block for easy and secure wiring connections.

The MH3817-1 is a robust and reliable option for a wide range of applications, including motor control, power switching, and machine automation. Its compact size, long contact life, and opto-isolation features make it an ideal choice for systems that require electrical isolation, noise immunity, and high reliability.

The Olympic MH3817-1 is a normally open (NO) relay with a single-pole double-throw (SPDT) switch. It is designed for use in various applications, including automation, control systems, and signal conditioning. Here are some pros and cons of buying this relay:

1. Cost-effective: The Olympic MH3817-1 is an affordable option for those looking for a reliable and functional SPDT relay.

2. Versatile: This relay can handle up to 30 amperes of current and 250 volts of voltage, making it suitable for a wide range of applications.

3. Compact: With dimensions of 52.5mm x 35.5mm x 26mm, the MH3817-1 is a compact relay that can be easily integrated into most systems.

4. Robust: The relay is designed with a protective coating, making it resistant to harsh environments and ensuring long-term reliability.

1. Limited switching capacity: The MH3817-1 is a single-pole double-throw relay, which means it can only switch one pole. For applications requiring multiple poles, a more complex relay would be needed.

2. Manual operation: This relay is manually operated, which may not be suitable for applications requiring automatic switching.

3. Limited control options: The MH3817-1 does not have built-in control options, such as opto-isolated inputs or solid-state switches, which may be required for certain applications.

In conclusion, the Olympic MH3817-1 is a cost-effective, versatile, and robust SPDT relay that is suitable for a wide range of applications. However, it may not be the best option for applications requiring multiple poles, automatic switching, or complex control options. If you have a relatively simple application that does not require these features, the MH3817-1 is an excellent choice.

If you require a more complex relay, you may want to consider other options, such as a solid-state relay or a multi-pole relay. However, keep in mind that these options will typically be more expensive than the MH3817-1. Ultimately, the best choice for your application will depend on your specific requirements and budget.

Details:

specifications genpurrelays:

• brand: Olympic
• mpn: Mh3817-1

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• started: april 16, 2026
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