
| Brand | ALLEN BRADLEY |
|---|---|
| Manufacturer Part Number | 700-NM400 |
| Part Type | COIL |
The Allen-Bradley Model 700 NM400 Relay is a versatile and reliable electromechanical disconnecting switch designed for use in various industrial automation applications. This particular model is suitable for operating coils with 110/120 Volts AC voltage and up to 0.5 Ampere maximum current.
The NM40700-400 relay is an integral-bloked, normally open (NO) type, which means it is manually or electrically operated to open the contact when the coil is energized. This model can handle a contact voltage of 110 to 240 Volts AC and a contact current of up to 10 Amperes at 600 volts maximum. It features a mechanical latching action that ensures contacts remain in their last position until manually reset or re-energized.
The compact size of the Allen-Bradley 700 NM400 relay makes it an excellent choice for space-constrained installations. Measuring 2.28 inches in height, 2.92 inches in width, and 2.2 inches in depth, it can be mounted vertically or horizontally using the provided bracket. Weighing 0.44 pounds, it can easily be integrated into control panels and wiring systems.
This 700 NM400 relay is built with proven Allen-Bradley technology and undergoes rigorous testing to ensure superior performance and longevity. With a isolation voltage rating of 3000 VRMS, it can effectively protect personnel and electrical equipment from voltage transients and electrical interferences. Its IP20 degree of protection rating ensures it is protected against contact with ingress from solid particles, such as dust, and can withstand condensing water fromipedia pedia nominal humidity levels.
Additionally, the Allen-Bradley 700 NM400 relay provides several mounting options including longitudinal and transversal for optimal placement in various applications. It reduces system wiring requirements by offering built-in AC input terminals, an integral sensitive coil, and integrated current limiting resistors. This relay conforms to UL 508-1 and CSA C22.2 No. 250.14-1 standards.
In conclusion, the Allen-Bradley 700 NM400 relay is a versatile and robust electromechanical disconnecting switch, designed for reliable performance in industrial automation applications. Its capability to operate with 110/120 Volts AC coil, compact size, excellent ruggedness, and various mounting options make it an essential piece of equipment for control panels and wiring systems.
The Allen-Bradley Model 700-NM400 relay is a commonly used industrial contactor in various applications. When considering purchasing this specific model, it's essential to weigh its pros and cons before making a decision.
Pros:1. High Reliability: Renowned for their durability and long service life, Allen-Bradley relays, including the 700-NM400, are known for their reliability in industrial settings. They can withstand harsh environments and heavy usage.
2. Versatility: This relay offers a wide operating voltage range from 110VAC to 277VAC, making it suitable for various applications. Additionally, it has 4 normally open (NO) and 4 normally closed (NC) contacts, providing extensive versatility for different wiring requirements.
3. Easy Installation: The Allen-Bradley 700-NM400 relay features legible markings and clear specifications, making it easier to install and connect in various control circuits.
4. Low Power Consumption: With a coil power consumption of 0.63 watts, this relay is energy efficient, saving energy costs over time.
5. Solid State Design: This relay uses solid state switches, eliminating the need for mechanical contacts, which reduces bounce, sparking, and wear and tear, leading to longer life and increased reliability.
Cons:1. Cost: Compared to simpler relays, Allen-Bradley relays, including the 700-NM400, can be more expensive. Their higher price point could be a significant disadvantage for smaller scale operations or tight budgets.
2. Complex Wiring: This relay has 8 contacts, which might require a more complex wiring configuration than single-pole relays. This can cause challenges during installation and maintenance.
3. Size: The 700-NM400 is not a compact relay, making it less suitable for applications where space is a concern. As a result, it may require additional mounting space, which can increase overall installation costs and complexity.
Conclusion:The Allen-Bradley Model 700-NM400 relay offers numerous benefits, such as high reliability, versatility, solids state design, low power consumption, and easy installation. However, it also comes with certain drawbacks, including a high cost, complex wiring, and bulky size.
It is essential to weigh these pros and cons based on your specific application requirements and budget. If you're dealing with complex applications that need reliability, solid-state technology, and versatility, the Allen-Bradley 700-NM400 relay might be the right choice for you. However, if you have a smaller installation with minimal requirements and a limited budget, you might consider a simpler and less expensive relay alternative.
In conclusion, the Allen-Bradley Model 700-NM400 relay is a strong and reliable option for industrial applications, but it comes with some costs and complexities that must be carefully considered before making a purchasing decision.
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