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Specification & Description
| Specification | Description |
|---|---|
| Part Number | NZM7-80N |
| Alternative Part Number | NZM780N |
| Manufacturer | Moeller |
| Product Type | Circuit Breaker |
| Rated Current (Continuous) | 80 A |
| Mounting Type | DIN Rail Mount |
| Interrupting Capacity | 25 kA @ 480 V |
| Operational Voltage | Up to 500 V AC, 220 V DC |
| Thermal Current (Ith) | 6 A (AC), 0.5 A (DC) |
| Operational Current Range | AC-15: 6 A @ 115 V to 2 A @ 500 V; DC-13: 6 A @ 24 V to 0.5 A @ 220 V |
| Short-Circuit Protection | Max. fuse: 10 A; Max. miniature circuit-breaker: 10 A |
| Terminal Capacity | 1 or 2 conductors, solid or flexible: 0.75 – 2.5 mm²; Flexible with ferrule: 18 – 14 AWG |
| Voltage Releases | Shunt releases, undervoltage releases available |
| Auxiliary Contacts | Available for integration |
| Remote Operator | Compatible with remote operation accessories |
| Lifespan (Mechanical) | 20,000 Operations |
| Maximum Operating Frequency | 20 Ops./h |
| Overvoltage Category | III/3 |
| Pollution Degree | 3 |
| Dimensions | Please refer to manufacturer's datasheet for detailed dimensions |
| Special Features | Phase-failure sensitivity, adjustable overload and non-delayed short-circuit releases |
The Moeller NZM7-80N is a robust and reliable circuit breaker designed for effective system protection. With a continuous current rating of 80 A, this DIN rail mountable device is engineered to safeguard electrical circuits from overloads and short circuits, ensuring operational safety and longevity of your electrical systems. It boasts a substantial interrupting capacity of 25 kA at 480 V, making it suitable for a wide range of industrial applications.
Constructed with precision, the NZM7-80N is a testament to Moeller's commitment to quality and durability. Its compact design allows for efficient use of panel space, while its ease of installation and maintenance makes it a practical choice for electrical professionals. Whether you're looking to protect motors, transformers, or other critical components, the Moeller NZM7-80N circuit breaker is an essential component in any electrical distribution system.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
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Frequently Asked Questions
What is the continuous current rating for this circuit breaker?
The continuous current rating for this circuit breaker is 80 A.
Can this circuit breaker be mounted on a DIN rail?
Yes, this circuit breaker is designed for DIN rail mounting, making it suitable for standardised control cabinet layouts.
What is the interrupting capacity of this circuit breaker at 480 V?
The interrupting capacity of the NZM7-80N circuit breaker at 480 V is 25 kA.
Is this circuit breaker suitable for three-phase applications?
Yes, this circuit breaker is suitable for three-phase applications, providing protection across multiple phases.
What type of terminals does this circuit breaker have?
This circuit breaker comes with terminals that are suitable for standard wiring practices in industrial settings.
Can this circuit breaker be used for motor protection?
While this circuit breaker can provide short-circuit protection, specific motor protection features such as overload protection may require additional devices or settings.
Is it possible to add auxiliary contacts to this circuit breaker?
Yes, auxiliary contacts can be added to this circuit breaker to provide additional signalling functions.
What is the purpose of the undervoltage release feature on this circuit breaker?
The undervoltage release feature is designed to trip the circuit breaker and disconnect power in the event of an undervoltage situation, which can help protect electrical systems from damage.
Can this circuit breaker be used as part of an emergency stop system?
This circuit breaker can be integrated into an emergency stop system, but it would require the correct configuration and additional components to meet safety standards.
How can I determine if this circuit breaker is the right choice for my application?
To determine if this circuit breaker is suitable for your application, you should consider the electrical load, the operating environment, and any specific protection requirements you may have.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
