
| Brand | OMRON |
|---|---|
| Manufacturer Part Number | MJN3C-AC240 |
| Type | INDUSTRIAL CONTROL AUTOMATION ELECTRICAL RELAYS PLUG-IN REL |
| Features | GENERAL PURPOSE RELAY, BASE SHAPE SQUARE, COIL VOLTAGE 240V AC, CONTACT FORM 3PDT, CURRENT RATING 10 A, ELECTRICAL CONNECTION PLUG-IN, FLAT PIN WIDTH 0.187 IN, NUMBER OF PINS 11, PIN SHAPE ROUND, SEALING ENCLOSED, STATUS INDICATOR NO INDICATOR |
| Contact Rating | DC 10 A 28V, HORSEPOWER 120V AC 1/3 HP, HORSEPOWER 240V AC 1/2 HP, MOUNTING STYLE PLUG-IN, PUSH-TO-TEST METHOD MANUAL, BODY DEPTH 1.91 IN, BODY HEIGHT 1.53 IN, BODY WIDTH 1.4 IN |
| Item Height | 2.400 |
| Item Length | 1.700 |
| Item Width | 1.500 |
| Country/region Of Manufacture | CN |
| Custom Bundle | NO |
| Weight | 0.2000 |
The Omron MJN3C-AC240 is a reliable and versatile general-purpose 240V AC coil relay suitable for various automation applications. This compact and robust device measures 41.2mm x 60.5mm x 30.5mm (LxWxH) and comes with two form C terminals for normally open (NO) and normally closed (NC) contacts.
The Omron MJN3C-AC240 can handle a current up to 10 A at 240V AC, with a coil transfer resistances of 35 -75 , which makes it suitable for activating loads with significant power consumption. It features a quick-response contact making time of 10 ms for the NO contact and 25 ms for the NC contact, ensuring efficient and accurate switching operations.
This relay is well-built for long-term use in industrial environments. It is equipped with an IP20 protection rating against ingress from dust and water droplets, and an operating temperature range of -10 C to 60 C. The device uses Omron's proprietary ultrasonically-welded waterproofing technology and is also certified CE, RoHS, and UL recognizing its compliance with international safety and quality standards.
Moreover, the Omron MJN3C-AC240 comes with a visibility marker for easy identification and features a removable contact plate screw for simple and tool-less maintenance. It's also equipped with a loss-prevention feature, which offers protection against low voltage or a failed coil connection, preventing unnecessary damage to the device and the controlled load.
In summary, the Omron MJN3C-AC240 general-purpose 240V AC coil relay is a robust and efficient solution for automation applications requiring heavy-duty power switching capabilities. With its reliable performance, extensive safety certifications, and easy maintenance, it's an excellent choice for controlling various loads in industrial environments.
The Omron MJN3C-AC240 is a general-purpose 240V AC coil voltage relay with two normally open contacts and four form C switching outputs. Here are some potential pros and cons of buying this relay:
Pros:1. High Voltage Capability: The Omron MJN3C-AC240 is designed to operate with 240V AC voltage, making it suitable for applications that require high voltage inputs.
2. Compact Size: This relay is relatively small in size, making it ideal for installations where space is limited.
3. Durable Construction: Omron is known for its reliable and rugged components. This relay is designed to withstand harsh operating environments and has a long operational life.
4. Versatile Use: The Omron MJN3C-AC240 can be used for a variety of applications, such as automatic door controls, HVAC systems, and industrial machinery.
5. Easy Wiring: The relay has clear markings on the contact terminals, making it easy to wire and connect to other components.
Cons:1. Limited Current Capacity: While it can handle high voltage, the Omron MJN3C-AC240 has a relatively low current capacity of 2A. This makes it unsuitable for applications requiring heavy loads.
2. Single Coil Design: This relay has a single coil design, which means it can only switch one contact at a time. If you need to switch multiple contacts simultaneously, you may need to use multiple relays or a different type of relay.
3. Higher Cost: Compared to smaller relays with lower voltage and current ratings, the Omron MJN3C-AC240 is more expensive due to its high voltage capability and rugged design.
Conclusion:If you have a high voltage application that requires durable and reliable performance, the Omron MJN3C-AC240 is a good choice. Its compact size, versatile use, and easy wiring make it an attractive option for many industrial and commercial applications. However, its limited current capacity and higher cost should be considered before making a purchase.
Recommendation:Consider the Omron MJN3C-AC240 if you have a high voltage application that requires a reliable and rugged component. However, if your application requires switching heavy loads or multiple contacts simultaneously, consider using multiple relays or a different type of relay. Additionally, be sure to compare prices from multiple vendors to ensure you are getting the best deal.
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