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header-product Eaton NZMN1-A40 3-Pole Circuit Breaker, 40A Rated Current, 690V Rated Voltage
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AiO.lv Networking Equipment Network Accessories Power Sockets EATON

Eaton NZMN1-A40 3-Pole Circuit Breaker, 40A Rated Current, 690V Rated Voltage

Eaton NZMN1-A40 3-Pole Circuit Breaker Photo 1
Eaton NZMN1-A40 3-Pole Circuit Breaker Photo 1
Eaton NZMN1-A40 3-Pole Circuit Breaker, 40A Rated Current, 690V Rated Voltage
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Short description

The Eaton NZMN1-A40 is a high-performance 3-pole circuit breaker designed for reliable electrical protection. It features a rated current of 40 A and a rated operational voltage of 690 V, with a breaking capacity of 85000 A. This compact device is rated IP20 and is suitable for industrial and commercial power distribution systems, ensuring safety and efficient circuit management in various electrical installations.
Warranty: 2 Years
SKU: 12456178
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Product information

Description

The Eaton NZMN1-A40 is a robust 3-pole circuit breaker engineered to provide reliable electrical protection in demanding environments. With a rated current of 40 A and an operational voltage of 690 V, this device is designed to maintain system integrity and prevent damage from overcurrent conditions. Its high breaking capacity of 85000 A ensures that it can effectively handle significant fault currents, making it a dependable component for modern electrical infrastructure.

Advantages

This circuit breaker offers exceptional durability and performance consistency, which are essential for maintaining uptime in industrial and commercial settings. The compact design allows for efficient space utilization within control panels and distribution boards. Furthermore, the high breaking capacity provides a significant safety margin, protecting downstream equipment from severe electrical faults. Its construction reflects Eaton's commitment to quality, ensuring long-term operational reliability and ease of integration into existing power distribution systems.

Suitable for

  • Industrial power distribution systems
  • Commercial building electrical installations
  • Protection of electrical circuits against overloads and short circuits
  • Integration into control panels and switchgear

When it may not be suitable

This device is not intended for outdoor use or environments where it may be exposed to moisture, dust, or corrosive elements, as it carries an IP20 protection rating. It is also not suitable for applications requiring higher current ratings than 40 A or for systems operating outside the specified voltage range.

Key specifications

  • Rated current: 40 A
  • Rated operational voltage: 690 V
  • Breaking capacity: 85000 A
  • Number of poles: 3
  • Protection rating: IP20
  • Dimensions: 90 mm width, 84.5 mm depth

How to use

The Eaton NZMN1-A40 should be installed by a qualified electrician in accordance with local electrical codes and safety regulations. The device is typically mounted on a standard DIN rail or backplane within an enclosure. Ensure that all cable connections are tightened to the manufacturer's specified torque settings to prevent overheating. Once installed, the breaker can be manually operated using the front-facing toggle to connect or disconnect the circuit as needed.

What to consider before purchase

  • Verify that the 40 A rated current matches your circuit requirements.
  • Ensure the installation environment is dry and protected from environmental contaminants.
  • Check available space in your distribution board against the device dimensions.
  • Confirm that the 690 V voltage rating is compatible with your electrical system.

Usage recommendations

Always perform a thorough inspection of the circuit breaker after a trip event to identify the cause of the fault before resetting the device. Regular maintenance checks should be conducted to ensure that terminal connections remain secure and that the device is free from debris.

Specifications

Product colour:
Black, White
All features
Storage temperature (T-T):
-40 - 70
Breaking capacity:
85000 A
Pollution degree:
3

Power

Rated current:
40 A
Rated voltage:
690 V

Weight & dimensions

Width:
90 mm
Depth:
84.5 mm

Design

Certification:
IEC/EN 60947
Product colour:
Black, White
International Protection (IP) code: Device protection rating against dust and water according to the international IP standard.
IP20

Features

Operating temperature (T-T):
-25 - 70
Number of poles:
3
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How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
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